3,4-Dimethoxyphenylacetonitrile

3,4-dimethoxyphenylacetonitrile structural formula

Structural formula

Business number 025Y
Molecular formula C10H11NO2
Molecular weight 177.20
label

(3,4-Dimethoxyphenyl)acetonitrile,

Veratrum nitrile,

3,4-Dimethoxybenzonitrile,

3,4-Dimethoxy-benzeneacetonitril,

3,4-Dimethoxybenzyl cyanide

Numbering system

CAS number:93-17-4

MDL number:MFCD00001911

EINECS number:202-225-1

RTECS number:AL9325000

BRN number:1956100

PubChem number:24847718

Physical property data

1. Character:Solid crystal


2. Density (g/mL,25/4?):1.053


3. Relative vapor density (g/mL,AIR=1): Undetermined


4. Melting point (ºC): 64-66


5. Boiling point (ºC,Normal pressure): Undetermined


6. Boiling point (ºC,1.33kPa):171-178


7. Refractive index: Undetermined


8. Flashpoint (ºC): 250


9. Specific optical rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. Vapor pressure (kPa,25ºC): Undetermined


12. Saturation vapor pressure (kPa,60ºC): Undetermined


13. Heat of combustion (KJ/mol): Undetermined


14. Critical temperature (ºC): Undetermined


15. Critical pressure (KPa): Undetermined


16. Oil and water (octanol/Log value of water) partition coefficient: undetermined


17. Explosion limit (%,V/V): Undetermined


18. Lower explosion limit (%,V/V): Undetermined


19. Solubility: Undetermined

Toxicological data

None

Ecological data

None

Molecular structure data

1. Molar refractive index: 49.07


2. Molar Volume (m3/mol??163.6


3. Isotonic specific volume ( 90.2K):405.5


4. Surface Tension (dyne/cm):37.7


5. Polarizability?10-24cm3):19.45

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: none

6. Topological molecule polar surface area 42.2

7. Number of heavy atoms: 13

8. Surface charge: 0

9. Complexity: 196

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be kept sealed and dry.

Synthesis method

From o-dimethoxybenzene ([91-16-7]), via methyl chloride Derived from base and cyanide.

Purpose

Used as an intermediate in organic synthesis.

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1,3-diphenyl-1,1,3,3-tetramethyldisiloxane

1,3-diphenyl-1,1,3,3-tetramethyldisiloxane  Structural formula

Structural formula

Business number 017E
Molecular formula C16H22OSi2
Molecular weight 286.52
label

1,1,3,3-Tetramethyl-1,3-diphenyldisiloxane

Numbering system

CAS number:56-33-7

MDL number:None

EINECS number:200-265-4

RTECS number:JM9236000

BRN number:None

PubChem ID:None

Physical property data

None

Toxicological data

1, reproductive toxicity: oral administration to male rats TDLo: 700mg/kg7days before mating;

Ecological data

None

Molecular structure data

5. Molecular property data:


1. Molar refractive index: 89.23


2. Molar volume (m3/mol):293.3


3. isotonic specific volume (90.2K):678.1


4. Surface Tension (dyne/cm):28.5


5. Polarizability?10-24cm3): 35.37

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): None

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 1

4. Number of rotatable chemical bonds: 4

5. Number of tautomers: none

6. Topological molecule polar surface area 9.2

7. Number of heavy atoms: 19

8. Surface charge: 0

9. Complexity: 249

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

None

Synthesis method

None

Purpose

None

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3,3′-diaminodipropylamine

3,3'-diaminodipropylamine structural formula

Structural formula

Business number 017A
Molecular formula C6H17N3
Molecular weight 131.22
label

3,3′-Iminodipropylamine,

N-(3-Aminopropyl)-1,3-propanediamine,

Dipropylenetriamine,

Norspermidine,

(NH2CH2CH2CH2)2NH

Numbering system

CAS number:56-18-8

MDL number:MFCD00008214

EINECS number:200-261-2

RTECS number:JL9450000

BRN number:1071254

PubChem number:24896102

Physical property data

1. Characteristics: Colorless liquid.


2. Density ( g/mL,25/4?) ?0.938


3. Relative vapor density (g/mL,air=1): Undetermined


4. Melting point ( ºC): -14


5. Boiling point ( ºC,Normal pressure): Undetermined


6. Boiling point ( ºC, 6.67kPa): 151


7. Refractive index: 1.4810


8. Flash Point (ºC):118


9. Specific optical rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Not OK


11. Vapor pressure (kPa,25ºC): Undetermined


12. Saturation vapor pressure (kPa,60ºC): Undetermined


13. Heat of combustion (KJ/mol): Undetermined


14. Critical temperature (ºC): Undetermined


15. Critical Pressure (KPa): Undetermined


16. Oil and water (octanol/Water) partition coefficient pair Value: Undetermined


17. Explosion limit (%,V/V): Not OK


18. Lower explosion limit (%,V/V): Undetermined


19. Solubility: soluble in water and polar organic solvents.

Toxicological data

1, skin or eyes Irritation: Rabbit, skin contact, open irritation test, 470mg, moderate reaction; Rabbit, eye contact, standard Draize test, 47mg, strong reaction
2, acute toxicity: rat oral LD50: 738mg /kg; Mouse oral administration LD50: 435mg/kg; Rabbit oral administration LD50: 210mg/kg; Rabbit, skin contact LD50: 110ul/kg?
Rat subcutaneous LDLo: 200mg/kg; guinea pig oral LD50 ?258mg/kg

Ecological data

None

Molecular structure data

5. Molecular property data:


1. Molar refractive index: 40.51


2.   Molar volume (m3 /mol):143.7


3. isotonic specific volume (90.2K):356.8


4. Surface Tension (dyne/cm):37.9


5. Polarizability?10-24cm3):16.06

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): -1.4

2. Number of hydrogen bond donors: 3

3. Number of hydrogen bond acceptors: 3

p>

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: none

6. Topological molecule polar surface area 64.1

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 41.6

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be sealed and stored in a dry and dark place .

Synthesis method

None

Purpose

Affinity chromatography analysis of meta-amines. Intermediates for the manufacture of soap, dyes, rubber, and chemicals. Emulsifier. Pesticides and medicines.

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