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| CAS No.: | 950-35-6 |
|---|---|
| Name: | DIMETHYL-P-NITROPHENYLPHOSPHATE |
| Article Data: | 14 |
| Molecular Structure: | |
|
|
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| Formula: | C8H10 N O6 P |
| Molecular Weight: | 247.144 |
| Synonyms: | Phosphoricacid, dimethyl p-nitrophenyl ester (6CI,7CI,8CI); Phenol, p-nitro-, dimethylphosphate (6CI); BAY 11678; Desmethylnitrophos; Dimethyl 4-nitrophenylphosphate; Dimethyl p-nitrophenyl phosphate; Dimethyl paraoxon; Methyl-E 600;Methylparaoxon; Methylparathion oxon; Paraoxon methyl; p-Nitrophenyl dimethylphosphate |
| Density: | 1.383 g/cm3 |
| Melting Point: | 0-4 °C |
| Boiling Point: | 315 °C at 760 mmHg |
| Flash Point: | 144.3 °C |
| Hazard Symbols: |
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| Risk Codes: | 28 |
| Safety: | Poison by ingestion, intravenous, subcutaneous, intraperitoneal, and intramuscular routes. When heated to decomposition it emits very toxic fumes of POx and NOx. See also ESTERS. |
| PSA: | 100.39000 |
| LogP: | 2.89770 |
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Chemistry
IUPAC Name: Dimethyl (4-nitrophenyl) phosphate
Synonyms: O,O-Dimethyl O-(4-nitrophenyl) phosphate ; Paraoxon-methyl ; Bay 11678 ; Bay11678 ; Desmethylnitrophos ; Dimethyl paraoxon ; Dimethyl-4-nitrophenylphosphate ; Dimethylparaoxon
CAS NO: 950-35-6
Molecular Formula of Phosphoric acid, dimethyl-p-nitrophenyl ester (CAS NO.950-35-6) : C8H10NO6P
Molecular Weight of Phosphoric acid, dimethyl-p-nitrophenyl ester (CAS NO.950-35-6) : 247.14
Molecular Structure of Phosphoric acid, dimethyl-p-nitrophenyl ester (CAS NO.950-35-6) :
Mol File: 950-35-6.mol
Index of Refraction: 1.521
Surface Tension: 48.1 dyne/cm
Density: 1.383 g/cm3
Flash Point: 144.3 °C
Enthalpy of Vaporization: 53.41 kJ/mol
Boiling Point: 315 °C at 760 mmHg
Vapour Pressure: 0.000829 mmHg at 25°C
Melting point: 0-4 °C
Toxicity Data With Reference
| 1. | orl-rat LD50:3270 µg/kg | 28ZPAK Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku Marhold, J.V.,Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha,Czechoslovakia.: 1972,206. | ||
| 2. | ivn-rat LD50:457 µg/kg | BJIMAG British Journal of Industrial Medicine. 22 (1965),317. | ||
| 3. | ims-rat LD50:1690 µg/kg | BJIMAG British Journal of Industrial Medicine. 22 (1965),317. | ||
| 4. | orl-mus LD50:21 mg/kg | JAFCAU Journal of Agricultural and Food Chemistry. 17 (1969),243. | ||
| 5. | ipr-mus LD50:708 µg/kg | PHARAT Pharmazie. 35 (1980),806. | ||
| 6. | scu-mus LD50:1400 µg/kg | AMIHAB AMA Archives of Industrial Health. 11 (1955),487. | ||
| 7. | orl-gpg LD50:83 mg/kg ABCHA6 27,669,63 | |||
| 8. | ivn-gpg LD50:2200 µg/kg ABCHA6 27,669,63 |
Safety Profile
Poison by ingestion, intravenous, subcutaneous, intraperitoneal, and intramuscular routes. When heated to decomposition it emits very toxic fumes of POx and NOx. See also ESTERS.
Hazard Codes 
T+
Risk Statements 28
R28:Very toxic if swallowed.
Safety Statements 28-36/37-45
S28:After contact with skin, wash immediately with plenty of soap-suds.
S36/37:Wear suitable protective clothing and gloves.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR 3018
RTECS TC5250000
HazardClass 6.1(a)
PackingGroup I