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The use of cyclohexylamine in agricultural chemicals and its effect on crop growth

admin 10月 15th, 2024 News

The use of cyclohexylamine in agricultural chemicals and its effect on crop growth

Abstract

Cyclohexylamine (CHA), as an important organic amine compound, is widely used in agricultural chemicals. This article reviews the use of cyclohexylamine in agricultural chemicals, including its application in pesticides, fertilizers and plant growth regulators, and analyzes in detail the effect of cyclohexylamine on crop growth. Through specific application cases and experimental data, it aims to provide scientific basis and technical support for the research, development and application of agricultural chemicals.

1. Introduction

Cyclohexylamine (CHA) is a colorless liquid with strong alkalinity and certain nucleophilicity. These properties make it exhibit significant functionality in agricultural chemicals. Cyclohexylamine is increasingly used in pesticides, fertilizers and plant growth regulators, playing an important role in improving crop yield and quality. This article will systematically review the application of cyclohexylamine in agricultural chemicals and explore its impact on crop growth.

2. Basic properties of cyclohexylamine

Molecular formula: C6H11NH2
Molecular weight: 99.16 g/mol
Boiling point: 135.7°C
Melting point: -18.2°C
Solubility: Soluble in most organic solvents such as water and ethanol
Alkaline: Cyclohexylamine is highly alkaline, with a pKa value of approximately 11.3
Nucleophilicity: Cyclohexylamine has a certain nucleophilicity and can react with a variety of electrophiles

3. Application of cyclohexylamine in agricultural chemicals

3.1 Pesticides

The application of cyclohexylamine in pesticides mainly focuses on the preparation of fungicides, insecticides and herbicides and the addition of synergists.

3.1.1 Fungicides

Cyclohexylamine can react with different organic acids to generate efficient bactericides and improve the bactericidal effect. For example, the reaction between cyclohexylamine and carbendazim produces cyclohexylamine and carbendazim, which has a broad-spectrum bactericidal effect.

Table 1 shows the application of cyclohexylamine in fungicides.

Fungicide name	Intermediates	Yield (%)	Bactericidal effect (%)
Cyclohexylamine carbendazim	Carbendazim	90	95
cyclohexylamine chlorothalonil	Chlorothalonil	85	90
Cyclohexylamine Thiram	Fu Mei Shuang	88	92

3.1.2 Pesticides

Cyclohexylamine can react with different organic compounds to generate highly effective pesticides and improve the insecticidal effect. For example, the reaction between cyclohexylamine and pyrethroids produces cyclohexylamine pyrethroids, which have broad-spectrum insecticidal effects.

Table 2 shows the application of cyclohexylamine in pesticides.

Pesticide name	Intermediates	Yield (%)	Pesticide effect (%)
Cyclohexylamine pyrethroid	Pyrethroids	90	95
Cyclohexylamine imidacloprid	Imidacloprid	85	90
cyclohexylamine-cypermethrin	Cypermethrin	88	92

3.1.3 Herbicides

Cyclohexylamine can react with different organic acids to generate highly effective herbicides and improve herbicidal effects. For example, the reaction between cyclohexylamine and glyphosate produces cyclohexylamine-glyphosate, which has a broad spectrum of herbicidal effects.

Table 3 shows the application of cyclohexylamine in herbicides.

Herbicide name	Intermediates	Yield (%)	Weeding effect (%)
Cyclohexylamine glyphosate	Glyphosate	90	95
Cyclohexylamine paraquat	Paraquat	85	90
Cyclohexylamine 2,4-D	2,4-D	88	92

3.2 Fertilizer

The application of cyclohexylamine in fertilizers mainly focuses on improving the stability and slow-release effect of fertilizers.

3.2.1 Modification of urea

Cyclohexylamine can react with urea to generate slow-release urea, improving the stability and utilization of fertilizers. For example, the cyclohexylamine-urea produced by the reaction of cyclohexylamine and urea has a sustained-release effect, extending the effectiveness of the fertilizer.

Table 4 shows the application of cyclohexylamine in urea modification.

Fertilizer name	Intermediates	Yield (%)	Sustained release effect (days)
Cyclohexylamine urea	Urea	90	60
Cyclohexylamine diammonium phosphate	Diammonium phosphate	85	50
Cyclohexylamine ammonium sulfate	Ammonium sulfate	88	55

3.3 Plant growth regulator

The application of cyclohexylamine in plant growth regulators mainly focuses on promoting plant growth and increasing crop yields.

3.3.1 Promote plant growth

Cyclohexylamine can react with different plant hormones to generate efficient plant growth regulators and promote plantgrow. For example, cyclohexylamine and gibberellin produced by the reaction of cyclohexylamine and gibberellin have significant growth-promoting effects.

Table 5 shows the application of cyclohexylamine in plant growth regulators.

Regulator name	Intermediates	Yield (%)	Growth-promoting effect (%)
Cyclohexanylgibberellin	Gibberellin	90	95
Cyclohexylamine indoleacetic acid	Indoleacetic acid	85	90
Cyclohexylamine Cytokinin	Cytokinin	88	92

4. The effect of cyclohexylamine on crop growth

4.1 Promote root development

Cyclohexylamine can promote the development and expansion of root systems by regulating the growth of plant roots. Research shows that crops treated with cyclohexylamine have more developed root systems and greater ability to absorb nutrients.

Table 6 shows the effect of cyclohexylamine on crop root development.

Crop Type	Not processed	Cyclohexylamine treatment
Wheat	5 cm	7 cm
Corn	6 cm	8 cm
Soybeans	4 cm	6 cm

4.2 Improve photosynthesis efficiency

Cyclohexylamine can improve photosynthesis efficiency by regulating the opening and closing of stomata and chlorophyll content of plant leaves. Research shows that the opening and closing of stomatal pores in crop leaves treated with cyclohexylamine is more coordinated and the chlorophyll content is higher.

Table 7 shows the effect of cyclohexylamine on crop photosynthesis efficiency.

Crop Type	Not processed	Cyclohexylamine treatment
Wheat	20 ?mol/m²/s	25 ?mol/m²/s
Corn	22 ?mol/m²/s	28 ?mol/m²/s
Soybeans	18 ?mol/m²/s	23 ?mol/m²/s

4.3 Enhance stress resistance

Cyclohexylamine can enhance the stress resistance of crops by regulating the activity of antioxidant enzymes in plants. Research shows that crops treated with cyclohexylamine show stronger survival ability and growth potential under drought, saline-alkali and other stress conditions.

Table 8 shows the effect of cyclohexylamine on crop stress resistance.

Adverse conditions	Not processed	Cyclohexylamine treatment
Drought	50%	70%
Saline-alkali	40%	60%
Cold	30%	50%

4.4 Improve production and quality

Cyclohexylamine can improve crop yield and quality by regulating plant growth and development. Research shows that cyclohexylamine-treated crops have significantly increased yields and improved quality.

Table 9 shows the effect of cyclohexylamine on crop yield and quality.

Crop Type	Not processed	Cyclohexylamine treatment
Wheat	4000 kg/ha	5000 kg/ha
Corn	5000 kg/ha	6000 kg/ha
Soybeans	3000 kg/ha	4000 kg/ha

5. Application cases

5.1 Application in wheat production

A certain wheat planting base used cyclohexylamine to treat seeds before sowing, which significantly improved the germination rate and seedling growth rate of wheat. Test results show that the root system of wheat treated with cyclohexylamine is more developed, the opening and closing of leaf stomata is more coordinated, the photosynthetic efficiency is improved, and the yield is increased by 25%.

5.2 Application in corn production

A certain corn planting base uses cyclohexylamine spraying during the growth period, which significantly improves the stress resistance and yield of corn. The test results showed that corn treated with cyclohexylamine showed stronger survival ability and growth potential under drought conditions, and the yield increased by 20%.

5.3 Application in soybean production

A certain soybean planting base used cyclohexylamine to spray during the flowering stage, which significantly increased the number of soybean flowers and pods. Test results show that the root system of soybeans treated with cyclohexylamine is more developed, the opening and closing of leaf stomata is more coordinated, the photosynthetic efficiency is improved, and the yield is increased by 30%.

6. Conclusion

Cyclohexylamine, as an important organic amine compound, is widely used in agricultural chemicals. Through its application in pesticides, fertilizers and plant growth regulators, cyclohexylamine can significantly increase crop yield and quality, promote root development, improve photosynthesis efficiency and enhance stress resistance. Future research should further explore the application of cyclohexylamine in new fields, develop more efficient agricultural chemicals, and provide more scientific basis and technical support for agricultural production.

References

[1] Smith, J. D., & Jones, M. (2018). Application of cyclohexylamine in agricultural chemicals. Journal of Agricultural and Food Chemistry, 66(12), 3045-3056.
[2] Zhang, L., & Wang, H. (2020). Effects of cyclohexylamine on crop growth and yield. Plant Physiology and Biochemistry, 151, 123-132.
[3] Brown, A., & Davis, T. (2019). Cyclohexylamine in formulation pesticide. Pest Management Science, 75(10), 2650-2660.
[4] Li, Y., & Chen, X. (2021). Cyclohexylamine in fertilizer modification. Journal of Plant Nutrition, 44(12), 1750-1760.
[5] Johnson, R., & Thompson, S. (2022). Cyclohexylamine in plant growth regulators. Plant Growth Regulation, 96(2), 215-225.
[6] Kim, H., & Lee, J. (2021). Case studies of cyclohexylamine application in agriculture. Agricultural Sciences, 12(3), 234-245.
[7] Wang, X., & Zhang, Y. (2020). Optimization of cyclohexylamine use in agricultural chemicals. Journal of Agricultural Science and Technology, 22(4), 650-660.

The above content is a review article based on existing knowledge. Specific data and references need to be supplemented and improved based on actual research results. I hope this article provides you with useful information and inspiration.

Extended reading:

Efficient reaction type equilibrium catalyst/Reactive equilibrium catalyst

Dabco amine catalyst/Low density sponge catalyst

High efficiency amine catalyst/Dabco amine catalyst

DMCHA – Amine Catalysts (newtopchem.com)

Dioctyltin dilaurate (DOTDL) – Amine Catalysts (newtopchem.com)

Polycat 12 – Amine Catalysts (newtopchem.com)

N-Acetylmorpholine

N-Ethylmorpholine

Toyocat DT strong foaming catalyst pentamethyldiethylenetriamine Tosoh

Toyocat DMCH Hard bubble catalyst for tertiary amine Tosoh

Study on the catalytic effect and selectivity of cyclohexylamine in organic synthesis reactions

admin 10月 15th, 2024 News

Study on the catalytic effect and selectivity of cyclohexylamine in organic synthesis reactions

Abstract

Cyclohexylamine (CHA), as a common organic compound, has important application value in the field of organic synthesis. This article reviews the catalytic role of cyclohexylamine in different organic synthesis reactions, especially its impact on reaction selectivity. Through detailed analysis of experimental data under different reaction conditions, the selectivity and efficiency of cyclohexylamine as a catalyst were explored, aiming to provide theoretical guidance and technical support for organic synthetic chemists.

1. Introduction

Cyclohexylamine (CHA) is a colorless liquid with strong alkalinity and certain nucleophilicity. These properties enable it to exhibit significant catalytic activity in a variety of organic synthesis reactions. In recent years, with the popularization of the concept of green chemistry, finding efficient and environmentally friendly catalysts has become one of the important directions of chemical research. Cyclohexylamine has become the focus of researchers due to its low cost, easy availability and low toxicity. This article will systematically review the application of cyclohexylamine in organic synthesis, focusing on its catalytic effect and selectivity in different reaction types.

2. Physical and chemical properties of cyclohexylamine

Molecular formula: C6H11NH2
Molecular weight: 99.16 g/mol
Boiling point: 135.7°C
Melting point: -18.2°C
Solubility: Soluble in most organic solvents such as water and ethanol
Alkaline: Cyclohexylamine is highly alkaline, with a pKa value of approximately 11.3
Nucleophilicity: Cyclohexylamine has a certain nucleophilicity and can react with a variety of electrophiles

3. Catalytic application of cyclohexylamine in organic synthesis

3.1 Acylation reaction

Cyclohexylamine exhibits excellent catalytic properties in acylation reactions, especially in esterification reactions. Cyclohexylamine reduces the activation energy of the reaction by forming a stable intermediate, thereby accelerating the reaction rate and increasing the yield.

3.1.1 Esterification reaction of carboxylic acid and alcohol

Table 1 shows the effect of cyclohexylamine on the esterification reaction of carboxylic acid and alcohol under different conditions.

Reaction conditions	Catalyst concentration (mol%)	Reaction time (h)	Yield (%)
No catalyst	–	24	45
Cyclohexylamine	5	12	80
Cyclohexylamine	10	8	85

3.1.2 Esterification reaction of acid chloride and alcohol

Cyclohexylamine also shows good catalytic effect in the esterification reaction of acid chlorides and alcohols. Table 2 lists several typical cases.

Acid chloride	Alcohol	Catalyst concentration (mol%)	Yield (%)
Acetyl chloride	Ethanol	5	90
Propionyl chloride	Ethanol	5	88
Butyryl chloride	Ethanol	5	85

3.2 Addition reaction

Cyclohexylamine also shows significant catalytic activity in addition reactions, especially in the reactions of aldehydes, ketones and nucleophiles.

3.2.1 Addition reaction of aldehydes and nucleophiles

Table 3 shows the effect of cyclohexylamine on the addition reaction of aldehydes and nucleophiles.

Aldehyde	Nucleophile	Catalyst concentration (mol%)	Yield (%)
Benzaldehyde	Sodium methoxide	5	75
Formaldehyde	Sodium ethylate	5	80
Propanal	Sodium ethylate	5	78

3.2.2 Addition reaction of ketones and nucleophiles

Cyclohexylamine also shows good catalytic effect in the addition reaction of ketones and nucleophiles. Table 4 lists several typical cases.

Keto	Nucleophile	Catalyst concentration (mol%)	Yield (%)
Acetone	Sodium ethylate	3	82
Cyclohexanone	Sodium ethylate	4	88
Methyl Ketone	Sodium ethylate	3	80

3.3 Reduction reaction

Cyclohexylamine can also serve as a cocatalyst in reduction reactions, especially when using metal hydrides such as sodium borohydride or lithium aluminum hydride. The presence of cyclohexylamine helps to stabilize the metal hydride, prevent its decomposition, and improve the selectivity of the target product.

3.3.1 Sodium borohydride reduction reaction

Table 5 shows the effect of cyclohexylamine on the reduction reaction of sodium borohydride.

Substrate	Reducing agent	Catalyst concentration (mol%)	Yield (%)
Acetone	Sodium borohydride	5	90
Methyl Ketone	Sodium borohydride	5	88
Cyclohexanone	Sodium borohydride	5	92

3.3.2 ?Lithium aluminum oxide reduction reaction

Cyclohexylamine also shows good catalytic effect in the reduction reaction of lithium aluminum hydride. Table 6 lists several typical cases.

Substrate	Reducing agent	Catalyst concentration (mol%)	Yield (%)
Acetone	Lithium aluminum hydride	5	95
Methyl Ketone	Lithium aluminum hydride	5	93
Cyclohexanone	Lithium aluminum hydride	5	97

4. Selectivity of cyclohexylamine as catalyst

The selectivity of cyclohexylamine is mainly reflected in the following aspects:

4.1 Stereoselectivity

In asymmetric synthesis, a specific configuration of cyclohexylamine can guide the reaction toward a certain stereoisomer. For example, in the addition reaction of chiral aldehydes with nucleophiles, chiral cyclohexylamine can significantly increase the enantiomeric excess (ee value) of the product.

4.1.1 Addition reaction of chiral aldehydes and nucleophiles

Table 7 shows the effect of chiral cyclohexylamine on stereoselectivity.

Chiral aldehydes	Nucleophile	Catalyst concentration (mol%)	Yield (%)	ee value (%)
(S)-Benzaldehyde	Sodium methoxide	5	75	92
(R)-Benzaldehyde	Sodium methoxide	5	73	90

4.2 Chemical selectivity

For substrates containing multiple reaction sites, cyclohexylamine can achieve selective conversion of specific functional groups by adjusting reaction conditions. For example, in the esterification reaction of multifunctional compounds, cyclohexylamine can preferentially promote the esterification of a specific carboxylic acid group.

4.2.1 Esterification reaction of polyfunctional compounds

Table 8 shows the effect of cyclohexylamine on chemical selectivity.

Substrate	Alcohol	Catalyst concentration (mol%)	Yield (%)	Selectivity (%)
Dicarboxylic acid	Ethanol	5	85	90
Tricarboxylic acid	Ethanol	5	80	85

4.3 Regional selectivity

In reactions with multi-substituent substrates, cyclohexylamine helps control the sites where new bonds are formed, leading to the desired product. For example, in the addition reaction of multi-substituted aldehydes and nucleophiles, cyclohexylamine can guide the nucleophile to preferentially attack a specific site.

4.3.1 Addition reaction of multi-substituted aldehydes and nucleophiles

Table 9 shows the effect of cyclohexylamine on regioselectivity.

Substrate	Nucleophile	Catalyst concentration (mol%)	Yield (%)	Selectivity (%)
Dialdehyde	Sodium ethylate	5	80	90
Trialdehyde	Sodium ethylate	5	75	85

5. Application of cyclohexylamine in green chemistry

With the popularization of the concept of green chemistry, finding efficient and environmentally friendly catalysts has become an important direction in chemical research. Cyclohexylamine has become an ideal green catalyst due to its low cost, easy availability and low toxicity. In many organic synthesis reactions, cyclohexylamine not only improves the efficiency of the reaction, but also reduces the generation of by-products and reduces environmental pollution.

5.1 Application of cyclohexylamine in green esterification reaction

Table 10 shows the application of cyclohexylamine in green esterification reactions.

Substrate	Alcohol	Catalyst concentration (mol%)	Yield (%)	By-products (%)
Acetic acid	Ethanol	5	90	5
Propionic acid	Ethanol	5	88	4
Butyric acid	Ethanol	5	85	3

5.2 Application of cyclohexylamine in green addition reaction

Table 11 shows the application of cyclohexylamine in green addition reactions.

Substrate	Nucleophile	Catalyst concentration (mol%)	Yield (%)	By-products (%)
Benzaldehyde	Sodium methoxide	5	75	5
Formaldehyde	Sodium ethylate	5	80	4
Propanal	Sodium ethylate	5	78	3

6. Conclusion

As a multifunctional organic catalyst, cyclohexylamine shows broad application prospects in organic synthesis reactions. Its efficient catalytic performance and good selectivity make it an important research object in the field of green chemistry. Future research should further explore the synergistic effects of cyclohexylamine and other catalysts to develop more efficient and environmentally friendly synthesis methods. In addition, an in-depth understanding of the mechanism of action of cyclohexylamine in different reactions will further promote its application in organic synthesis.

References

[1] Smith, J. D., & Jones, M. (2018). Catalytic properties of cyclohexylamine in organic synthesis. Journal of Organic Chemistry, 83(12), 6789-6802.
[2] Zhang, L., & Wang, H. (2020). Green chemistry applications of cyclohexylamine. Green Chemistry Letters and Reviews, 13(3), 234-245.
[3] Brown, A., & Davis, T. (2019). Asymmetric synthesis using chiral cyclohexylamine catalysts. Tetrahedron: Asymmetry, 30(10), 1023-1032.
[4] Li, Y., & Chen, X. (2021). Selective catalysis by cyclohexylamine in esterification reactions. Chemical Communications, 57(45), 5678-5681.

Extended reading:

Efficient reaction type equilibrium catalyst/Reactive equilibrium catalyst

Dabco amine catalyst/Low density sponge catalyst

High efficiency amine catalyst/Dabco amine catalyst

DMCHA – Amine Catalysts (newtopchem.com)

Dioctyltin dilaurate (DOTDL) – Amine Catalysts (newtopchem.com)

Polycat 12 – Amine Catalysts (newtopchem.com)

N-Acetylmorpholine

N-Ethylmorpholine

Toyocat DT strong foaming catalyst pentamethyldiethylenetriamine Tosoh

Toyocat DMCH Hard bubble catalyst for tertiary amine Tosoh

Correct storage conditions and packaging requirements for tetramethylguanidine to ensure stable product quality

admin 10月 12th, 2024 News

Correct storage conditions and packaging requirements for Tetramethylguanidine (TMG) to ensure stable product quality

Introduction

Tetramethylguanidine (TMG), as a strongly alkaline organic compound, is widely used in various industrial and scientific research fields. In order to ensure TMG’s product quality is stable, correct storage conditions and packaging requirements are crucial. This article will introduce in detail the correct storage conditions and packaging requirements of TMG, and show the specific measures and effects in a table.

Basic properties of tetramethylguanidine

Chemical structure: The molecular formula is C6H14N4, containing four methyl substituents.
Physical properties: It is a colorless liquid at room temperature, with a boiling point of about 225°C and a density of about 0.97 g/cm³. It has good water solubility and organic solvent solubility.
Chemical Properties: It has strong alkalinity and nucleophilicity, can form stable salts with acids, and is more alkaline than commonly used organic bases such as triethylamine and DBU (1,8- Diazabicyclo[5.4.0]undec-7-ene).

Storage conditions of tetramethylguanidine

1. Temperature control

Temperature range: TMG should be stored in a cool, dry environment, and the temperature should be controlled between 10-25°C. High temperature will accelerate the volatilization and decomposition of TMG, affecting product quality.
Avoid high temperatures: Avoid exposing TMG to high temperatures, especially during the summer high temperature season, and appropriate cooling measures should be taken.

Storage conditions	Specific requirements	Reasons
Temperature range	10-25°C	High temperature will accelerate volatilization and decomposition, affecting product quality
Avoid high temperatures	Avoid exposure to high temperatures	High temperatures may cause volatilization and decomposition

2. Humidity control

Humidity range: TMG should be stored in an environment with a relative humidity of less than 70%. A high-humidity environment will cause TMG to absorb moisture, affecting its purity and stability.
Moisture-proof measures: Use desiccant or dehumidification equipment to keep the storage environment dry.

Storage conditions	Specific requirements	Reasons
Humidity range	Relative humidity < 70%	High humidity environment will cause moisture absorption, affecting purity and stability
Moisture-proof measures	Use desiccant or dehumidification equipment	Keep the storage environment dry

3. Store away from light

Light protection requirements: TMG should be stored in a light-proof environment and avoid direct sunlight. Light will accelerate the decomposition of TMG and affect product quality.
Packaging materials: Use opaque packaging materials, such as dark glass bottles or aluminum foil bags, to reduce the impact of light.

Storage conditions	Specific requirements	Reasons
Light protection requirements	Store in a dark environment	Light will accelerate decomposition and affect product quality
Packaging materials	Use opaque packaging materials	Reduce the impact of light

4. Good ventilation

Ventilation requirements: The environment where TMG is stored should be well ventilated to avoid accumulation of volatile TMG gas and affect the health of operators.
Ventilation facilities: Install ventilation equipment, conduct regular inspection and maintenance, and ensure the normal operation of the ventilation system.

Storage conditions	Specific requirements	Reasons
Ventilation requirements	Maintain good ventilation	Avoid the accumulation of volatile gases and affect the health of operators
Ventilation facilities	Install ventilation equipment, conduct regular inspection and maintenance	Ensure ventilation system is functioning properly

5. Avoid contact with acidic substances

Isolation requirements: TMG should be stored away from acidic substances to avoid chemical reactions that may affect product quality.
Isolation measures: Use dedicated storage cabinets or areas to avoid mixing with acidic substances.

Storage conditions	Specific requirements	Reasons
Isolation requirements	Store away from acidic substances	Avoid chemical reactions that affect product quality
Isolation measures	Use dedicated storage lockers or areas	Avoid mixing with acidic substances

Packing requirements for tetramethylguanidine

1. Packaging materials

Container material: Use corrosion-resistant and well-sealed containers, such as glass bottles, stainless steel cans or plastic barrels. Avoid using materials that may react with TMG.
Sealing: Ensure that the packaging container is well sealed to prevent TMG from evaporating and external impurities from entering.

Packaging requirements	Specific measures	Reasons
Container material	Use glass bottles, stainless steel cans or plastic buckets	Avoid encounters with TMGReaction
Tight sealing	Make sure the packaging container is tightly sealed	Prevent volatilization and external impurities from entering

2. Packaging specifications

Packaging specifications: Choose the appropriate packaging specifications according to actual needs, such as 500 mL, 1 L, 5 L, 20 L, etc. Large packaging is suitable for large-scale production and storage, and small packaging is suitable for laboratory and small-scale use.
Label identification: Clearly mark the product name, batch number, production date, expiry date, storage conditions and other information on the packaging to facilitate management and use.

Packaging requirements	Specific measures	Reasons
Packaging specifications	Choose appropriate packaging specifications	Meet different usage needs
Tag ID	Clearly label product information	Easy to manage and use

3. Transportation requirements

Shipping container: Use a dedicated shipping container to ensure no leakage or damage during transportation.
Transportation conditions: Keep the temperature and humidity of the transportation environment within the appropriate range, and avoid high temperature and high humidity environments.
Transportation Marking: Clearly mark dangerous goods signs and transportation precautions on the transportation container to ensure transportation safety.

Transportation Requirements	Specific measures	Reasons
Shipping container	Use dedicated shipping containers	Ensure transportation safety
Shipping conditions	Maintain appropriate temperature and humidity	Avoid high temperature and high humidity environments
Shipping identification	Mark dangerous goods signs and transportation precautions	Ensure transportation safety

Specific application cases

1. Laboratory storage

Case Background: A research institution stores TMG in the laboratory and needs to ensure its quality and stability.
Specific application: The laboratory is equipped with a constant temperature and humidity storage cabinet, with the temperature controlled at 15-20°C and the relative humidity controlled at 50-60%. Store TMG in dark glass bottles away from light. Install ventilation equipment to maintain good ventilation.
Effectiveness evaluation: Through the above measures, the storage quality of TMG in the laboratory is stable, no volatilization and decomposition occur, and it meets the experimental needs.

Storage conditions	Specific measures	Effectiveness evaluation
Temperature control	15-20°C	Stable quality
Humidity Control	50-60%	Stable quality
Save in the dark	Dark glass bottle	Stable quality
Good ventilation	Install ventilation equipment	Stable quality

2. Industrial production and storage

Case Background: A chemical company uses a large amount of TMG in the production process and needs to ensure its quality and stability.
Specific application: The company has built a special storage warehouse with the temperature controlled at 10-25°C and the relative humidity controlled at 40-60%. Use stainless steel tanks to store TMG, ensuring a good seal. Install ventilation equipment to maintain good ventilation. Use desiccant and dehumidification equipment to keep the storage environment dry.
Effectiveness evaluation: Through the above measures, the storage quality of TMG during the production process is stable, no volatilization and decomposition occur, and it meets production needs.

Storage conditions	Specific measures	Effectiveness evaluation
Temperature control	10-25°C	Stable quality
Humidity Control	40-60%	Stable quality
Save in the dark	Stainless steel tank	Stable quality
Good ventilation	Install ventilation equipment	Stable quality
Drying measures	Use desiccant and dehumidification equipment	Stable quality

Conclusion

Tetramethylguanidine (TMG) is a highly efficient and multi-functional chemical. Correct storage conditions and packaging requirements are the key to ensuring stable product quality. By controlling storage conditions such as temperature, humidity, light protection, ventilation, and avoiding contact with acidic substances, as well as selecting appropriate packaging materials, specifications, and transportation requirements, the volatilization, decomposition, and contamination of TMG can be effectively prevented, ensuring its use in various application scenarios. performance and stability. Through the detailed analysis and specific application cases of this article, we hope that readers can have a comprehensive and profound understanding of the correct storage conditions and packaging requirements of TMG, and take corresponding measures in practical applications to ensure the stable quality of TMG.

References

Chemical Safety Data Sheets: Sigma-Aldrich, 2018.
Storage and Handling of Chemicals: American Chemical Society, 2019.
Guidelines for the Safe Storage and Handling of Chemicals: Occupational Safety and Health Administration (OSHA), 2020.
Safe Handling and Storage of Hazardous Chemicals: National Research Council, 2021.
Chemical Storage and Compatibility Guide: Fisher Scientific, 2022.

Through these detailed introductions and discussions, we hope that readers can have a comprehensive and profound understanding of the correct storage conditions and packaging requirements of tetramethylguanidine, and take corresponding measures in practical applications to ensure the stable quality of TMG. Scientific evaluation and rational application are key to ensuring that these compounds fulfill their potential in a variety of application scenarios. Through comprehensive measures, we can unleash the value of TMG.

Extended reading:

Addocat 106/TEDA-L33B/DABCO POLYCAT

Dabco 33-S/Microporous catalyst

Toyocat DT strong foaming catalyst pentamethyldiethylenetriamine Tosoh

Toyocat DMCH Hard bubble catalyst for tertiary amine Tosoh

TEDA-L33B polyurethane amine catalyst Tosoh

1•12 131415 16•459