CHLOROACETIC ANHYDRIDE
Chloroacetic anhydride
CAS: 541-88-8
Molecular Formula: C4H4Cl2O3
CHLOROACETIC ANHYDRIDE - Names and Identifiers
| Name | Chloroacetic anhydride |
| Synonyms | AI3-52321 HSDB 5685 NSC 71207 Chloracetic anhydride chloroacetylanhydride Chloroacetyl anhydride CHLOROACETIC ANHYDRIDE Chloroacetic anhydride chloroethanoicanhydride 2-Chloroacetic anhydride Chloroethanoic anhydride chloro-aceticacianhydride Monochloroacetic anhydride CHLOROACETIC ACID ANHYDRIDE Chloroacetic acid anhydride sym-dichloroaceticanhydride Sym-dichloroacetic anhydride Acetic acid, chloro-, anhydride Monochloroacetic acid anhydride (2-chloroacetyl) 2-chloroacetate methyl 3-chloro-4-fluorobutanoate alpha,alpha'-Dichloroacetic anhydride Acetic acid, 2-chloro-, 1,1'-anhydride |
| CAS | 541-88-8 |
| EINECS | 208-794-2 |
| InChI | InChI=1/C4H4Cl2O3/c5-1-3(7)9-4(8)2-6/h1-2H2 |
| InChIKey | PNVPNXKRAUBJGW-UHFFFAOYSA-N |
CHLOROACETIC ANHYDRIDE - Physico-chemical Properties
| Molecular Formula | C4H4Cl2O3 |
| Molar Mass | 170.97 |
| Density | 1.449 |
| Melting Point | 51 °C |
| Boling Point | 203 °C |
| Flash Point | >230°F |
| Solubility | Freely soluble in ether, chloroform. Slightly soluble in benzene. Insoluble in cold ligroin |
| Vapor Presure | <0.75 mm Hg ( 20 °C) |
| Appearance | Crystals, Chunks or Low Melting Mass |
| Color | brown |
| Merck | 14,2113 |
| BRN | 774533 |
| Storage Condition | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| Stability | Moisture Sensitive |
| Sensitive | Moisture Sensitive |
| Refractive Index | 1.4730 (estimate) |
CHLOROACETIC ANHYDRIDE - Risk and Safety
| Risk Codes | R34 - Causes burns R36/37 - Irritating to eyes and respiratory system. R43 - May cause sensitization by skin contact R25 - Toxic if swallowed |
| 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.) S27 - Take off immediately all contaminated clothing. |
| UN IDs | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10-19-21 |
| TSCA | Yes |
| HS Code | 29159000 |
| Hazard Note | Highly Toxic/Corrosive/Lachrymator |
| Hazard Class | 8 |
| Packing Group | II |
CHLOROACETIC ANHYDRIDE - Reference Information
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| Use | Chloroacetyl anhydride, can be used to prepare 3, 3-bis (sulfonated)-4, 4-bis (chloroacetamido) azobenzene (BSBCA), which is a water-soluble, thiol-reactive and light-convertible crosslinking agent. |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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