Carbonochloridicacid,trichloromethylester
Diphosgene
CAS: 503-38-8
Molecular Formula: C2Cl4O2
Carbonochloridicacid,trichloromethylester - Names and Identifiers
Carbonochloridicacid,trichloromethylester - Physico-chemical Properties
| Molecular Formula | C2Cl4O2 |
| Molar Mass | 197.83 |
| Density | 1.64 |
| Melting Point | -57 °C |
| Boling Point | 20°C10mm Hg(lit.) |
| Flash Point | >110°C |
| Water Solubility | may decompose |
| Vapor Presure | 10.8mmHg at 25°C |
| Appearance | Liquid |
| Color | Clear colorless |
| Merck | 14,3334 |
| BRN | 970225 |
| Storage Condition | 2-8°C |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.458 |
| Physical and Chemical Properties | Character: colorless liquid. Irritating. It is asphyxiating. melting point -57 ℃ boiling point 128 ℃ relative density 1.653 refractive index 1.4566 soluble in ethanol, ether and benzene. |
| Use | Used as a raw material for military toxic gases and organic synthesis industry |
Carbonochloridicacid,trichloromethylester - Risk and Safety
| Risk Codes | R26/28 - Very toxic by inhalation and if swallowed. R34 - Causes burns R26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S28 - After contact with skin, wash immediately with plenty of soap-suds. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S28A - S36 - Wear suitable protective clothing. |
| UN IDs | UN 3277 6.1/PG 2 |
| WGK Germany | 3 |
| RTECS | LQ7350000 |
| FLUKA BRAND F CODES | 8-10-19 |
| TSCA | Yes |
| HS Code | 29159000 |
| Hazard Class | 6.1 |
| Packing Group | II |
| Toxicity | LC100 in rabbits (10-20 minutes exposure to vapor): 0.9 mg/l air (Klika, Mysliveckova) |
Carbonochloridicacid,trichloromethylester - Reference Information
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Used as raw material for military poison gas and organic synthesis industry Used in medicine, pesticides, and dyes. |
| category | toxic substances |
| toxicity classification | poisoning |
| acute toxicity | inhalation-mouse LC50: 3600 mg/m3/10 min; Inhalation-rabbit LCL0: 900 mg/m3/15 min |
| flammability hazard characteristics | decompose toxic phosgene when exposed to heat, alkali, or activated carbon; toxic gas when exposed to water and water vapor; toxic chloride smoke when heated |
| storage and transportation characteristics | warehouse ventilation and low temperature drying; Store separately from oxidants, alkalis, activated carbon and food additives |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
