Diethyl cyanophosphonate(DEPC)
diethyl cyanidophosphate
CAS: 2942-58-7
Molecular Formula: C5H10NO3P
Diethyl cyanophosphonate(DEPC) - Names and Identifiers
| Name | diethyl cyanidophosphate |
| Synonyms | DEPC (ETO)2P(O)CN DIETHYL CYANOPHOSPHATE DIETHYL CYANOPHOSPHONATE Diethyl Cyanophosphonate diethyl cyanidophosphate DIETHYLPHOSPHORYL CYANIDE diethoxy-phosphorylcyanide diethyl phosphorocyanidate DIETHYL PHOSPHOROCYANIDATE Diethoxy-phosphoryl cyanide Diethyl cyanophosphonate(DEPC) CYANOPHOSPHONIC ACID DIETHYL ESTER |
| CAS | 2942-58-7 |
| EINECS | 220-936-5 |
| InChI | InChI=1/C5H10NO3P/c1-3-8-10(7,5-6)9-4-2/h3-4H2,1-2H3 |
Diethyl cyanophosphonate(DEPC) - Physico-chemical Properties
| Molecular Formula | C5H10NO3P |
| Molar Mass | 163.11 |
| Density | 1.075g/mLat 25°C(lit.) |
| Boling Point | 104-105°C19mm Hg(lit.) |
| Flash Point | 177°F |
| Water Solubility | DECOMPOSES |
| Vapor Presure | 0.158mmHg at 25°C |
| Appearance | Liquid |
| Specific Gravity | 1.075 |
| Color | Clear colorless to yellow |
| Exposure Limit | NIOSH: IDLH 25 mg/m3 |
| BRN | 1768938 |
| Storage Condition | 2-8°C |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.403(lit.) |
| Physical and Chemical Properties | Colorless liquid. Boiling point 104-105 ℃(2.53kPa), relative density 1.075, refractive index 1.4010. |
Diethyl cyanophosphonate(DEPC) - Risk and Safety
| Risk Codes | R34 - Causes burns R32 - Contact with acids liberates very toxic gas R26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S50A - S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S28A - S36/37 - Wear suitable protective clothing and gloves. S28 - After contact with skin, wash immediately with plenty of soap-suds. |
| UN IDs | UN 2922 8/PG 2 |
| WGK Germany | 3 |
| RTECS | TD2500000 |
| FLUKA BRAND F CODES | 10-13-21 |
| HS Code | 29319090 |
| Hazard Note | Irritant |
| Hazard Class | 8 |
| Packing Group | II |
Diethyl cyanophosphonate(DEPC) - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| use | organic synthesis intermediate. |
| Production method | Excessive cyanogen bromide is dropped into diethyl phosphate, and the reaction solution gradually becomes hot. After the reaction, distillation under reduced pressure, the fraction at 104-105 ℃(2.53kPa) was collected to obtain diethyl cyanophosphate. 65% yield. |
Last Update：2024-04-10 22:29:15
