Chloroacetic anhydride , 97 , 541-88-8

Synonym(s):
Monochloroacetic acid anhydride

CAS NO.：541-88-8

Empirical Formula: C4H4Cl2O3

Molecular Weight: 170.97

MDL number: MFCD00000929

EINECS: 208-794-2

PRODUCT Properties

• Melting point: 51 °C
• Boiling point: 203 °C
• Density: 1.449
• vapor pressure: <0.75 mm Hg ( 20 °C)
• refractive index: 1.4730 (estimate)
• Flash point: >230 °F
• storage temp.: Hygroscopic, -20°C Freezer, Under inert atmosphere
• solubility: Freely soluble in ether, chloroform. Slightly soluble in benzene. Insoluble in cold ligroin
• form: Crystals, Chunks or Low Melting Mass
• color: brown
• Sensitive: Moisture Sensitive
• Merck: 14,2113
• BRN: 774533
• Stability: Moisture Sensitive
• InChIKey: PNVPNXKRAUBJGW-UHFFFAOYSA-N
• CAS DataBase Reference: 541-88-8(CAS DataBase Reference)
• EPA Substance Registry System: Acetic acid, chloro-, anhydride (541-88-8)

Description and Uses

Chloroacetic anhydride has been used in the synthesis of 3,3-bis(sulfonato)-4,4-bis(chloroacetamido)azobenzene (BSBCA), a water-soluble, thiol-reactive and photo-switchable cross-linker, D,L-7-azatryptophan, 2-methyl-[3,4-di-O-acetyl-6-O-(chloroacetyl)-1,2-dideoxy-α-D-glucopyrano]-[2,1:4,5]-2-oxazoline.

Safety

• Symbol(GHS): GHS05,GHS06
• Signal word: Danger
• Hazard statements: H301-H314
• Precautionary statements: P260-P270-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338
• Hazard Codes: C,T
• Risk Statements: 34-36/37-43-25
• Safety Statements: 26-28-36/37/39-45-27
• RIDADR: UN 3261 8/PG 2
• WGK Germany: 3
• F: 10-19-21
• Hazard Note: Highly Toxic/Corrosive/Lachrymator
• TSCA: Yes
• HazardClass: 8
• PackingGroup: II
• HS Code: 29159000
• Hazardous Substances Data: 541-88-8(Hazardous Substances Data)