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| CAS No.: | 2942-58-7 |
|---|---|
| Name: | Diethyl cyanophosphonate |
| Article Data: | 18 |
| Molecular Structure: | |
|
|
|
| Formula: | C5H10NO3P |
| Molecular Weight: | 163.113 |
| Synonyms: | Ethylphosphorocyanidate (6CI);Phosphonic acid, cyano-, diethyl ester (7CI);Diethoxyphosphoryl cyanide;Diethyl Cyanophosphate;Phosphorocyanidic acid,diethyl ester;Diethyl phosphorocyanidate;Diethylphosphoryl cyanide; |
| EINECS: | 220-936-5 |
| Density: | 1.154 g/cm3 |
| Boiling Point: | 214.205 °C at 760 mmHg |
| Flash Point: | 80.556 °C |
| Solubility: | decompose in water |
| Appearance: | clear colourless to yellow liquid |
| Hazard Symbols: |
 C,  Xi,  T+
|
| Risk Codes: | 34-32-26/27/28 |
| Safety: | 26-36-45-50A-36/37/39-28A |
| Transport Information: | UN 2922 8/PG 2 |
| PSA: | 69.13000 |
| LogP: | 1.73358 |
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Chemistry
IUPAC Name: Diethoxyphosphorylformonitrile
Molecular Formula: C5H10NO3P
Molecular Weight: 163.13g/mol
EINECS: 220-936-5
Density: 1.075 g/mL at 25 °C(lit.)
Boiling Point: 214.2 °C at 760 mmHg
Flash Point: 80.6 °C
Solubility: decomposes
Liansport Information : UN 2922 8/PG 2
Chemical Properties: clear colourless to yellow liquid
Storage Temperature: 2-8°C
Freely Rotating Bonds: 4
Polar Surface Area: 69.13Å2
Index of Refraction: 1.416
Molar Refractivity: 35.49 cm3
Molar Volume: 141.3 cm3
Polarizability: 14.06 ×10-24 cm3
Surface Tension: 37.9 dyne/cm
Enthalpy of Vaporization: 45.05 kJ/mol
Vapour Pressure: 0.158 mmHg at 25°C
The chemical synonyms of Diethyl phosphorocyanidate (2942-58-7) are Diethyl phosphorocyanidate ; Diethylphosphoryl cyanide ; Diethyl cyanophosphate ; Diethyl cyanophosphonate ; Cyanophosphonic acid diethyl ester ; (ETO)2P(O)CN ; Diethoxy-phosphoryl cyanide ; Diethoxy-phosphorylcyanide .Product categories of Diethyl phosphorocyanidate (2942-58-7) are Biochemistry ; Condensation & Active Esterification ; Coupling Reactions (Peptide Synthesis) ; Peptide Synthesis ; Synthetic Organic Chemistry .The molecular structure of Diethyl phosphorocyanidate (2942-58-7) is 
.
Uses
It is used as intermediate in organic synthesis.
Toxicity Data With Reference
| 1. | ipr-mus LD50:1400 µg/kg | PAREAQ Pharmacological Reviews. 11 (1959),636. | ||
| 2. | scu-mus LD50:25 mg/kg | JCSOA9 Journal of the Chemical Society.1948,699. | ||
| 3. | ivn-rbt LD50:4 mg/kg | JCSOA9 Journal of the Chemical Society.1948,699. |
Safety Profile
Poison by intravenous, intraperitoneal, and subcutaneous routes. When heated to decomposition it emits very toxic fumes of NOx and POx.
Hazard Codes: .gif)
C,.gif)
Xi,.gif)
T+
C: Corrosive
Xi: Irritant
T+: Very Toxic
Risk Statements: 34-32-26/27/28
26/27/28: Very toxic by inhalation, in contact with skin and if swallowed
32: Contact with acids liberates very toxic gas
34: Causes burns
Safety Statements: 26-36-45-50A-36/37/39-28A
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
28A: After contact with skin, wash immediately with plenty of water
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
45: In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible)
50A: Do not mix with acids
F 10-13-21
F 10: Keep under argon
F 13: Malodorous
F 21: Sensitive to humidity
HazardClass: 8