Structural formula of octamethylphosphon

Structural formula of octamethylphosphon

Structural formula

Business number 03YV
Molecular formula C8H24N4O3P2
Molecular weight 286.25




Octamethylpyrophosphate tetraamide,

Octamethyl pyrophosphoramide,

Organophosphorus pesticides

Numbering system

CAS number:152-16-9

MDL number:None

EINECS number:205-801-0

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

1. Physical property data:

1.Characteristics: Colorless Or light yellow viscous liquid , Pepper smell.

2 .Density (g/mL ,25/4℃):1.137

3 .Melting point (℃): 2021

4 .Boiling point (ºC,2 mmHg):137-142

5 .Solubility: Mixible with water in any proportion, Soluble in most organic solvents such as alcohols and ketones.

Toxicological data

2. Toxicological data:

1, acute toxicity: rat oral LD50: 5 mg/kg;

Rat transdermal LD50: 15 mg/kg;

Rat abdominal cavity LD50: 4900 ug/kg;

Rat subcutaneous LD50: 9 mg/kg;

Mouse oral LD50: 26740 ug/kg;

Mouse abdominal cavity LD50: 10 mg/kg;

Mouse subcutaneous LD50: 10 mg/kg;

Mouse intravenous LD50: 9400 ug/kg.

2. Inhalation toxicity: RatLC50: 8 mg/m3/4H

Ecological data

3. Ecological data:

Other harmful Effect: This substance may be harmful to the environment, and special attention should be paid to water bodies.

Molecular structure data

5. Molecular property data:

1. Molar refractive index:69.48

2. Molar volume (m3/ mol):244.2

3. Isotonic specific volume (90.2K):617.0

4. Surface tension (dyne/cm): 40.7

5. Polarizability10-24cm3):27.54

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): -0.3

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 7

4. Number of rotatable chemical bonds: 6

5. Number of tautomers: none

6. Topological molecule polar surface area 56.3

7. Number of heavy atoms: 17

8. Surface charge: 0

9. Complexity: 288

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

Stable under normal temperature and pressure.

Incompatible materials:Strong oxidants, strong acids.

Storage method

Stored in a cool, ventilated warehouse. Keep away from fire and heat sources. They should be stored separately from oxidants, acids, and food chemicals, and avoid mixed storage. Equipped with the appropriate variety and quantity of fire equipment. The storage area should be equipped with emergency release equipment and suitable containment materials. Extremely toxic substances should be strictly enforced五双Management system.

Synthesis method



Used as pesticides and insecticides.

mso-ascii-font-family: ‘Times New Roman'”>五双Management system.

Synthesis method



Used as pesticides and insecticides.

BDMAEE:Bis (2-Dimethylaminoethyl) Ether

CAS NO:3033-62-3

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