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215163

Chloroacetic anhydride

Name: Chloroacetic anhydride
Brand: ALDRICH

95%

Synonym(s):

Monochloroacetic acid anhydride

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About This Item

Linear Formula:

(ClCH₂CO)₂O

CAS Number:

541-88-8

Molecular Weight:

170.98

UNSPSC Code:

12352100

NACRES:

NA.22

PubChem Substance ID:

24852874

EC Number:

208-794-2

Beilstein/REAXYS Number:

774533

MDL number:

MFCD00000929

Assay:

95%

Form:

solid

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Properties

vapor pressure

<0.75 mmHg ( 20 °C)

Quality Segment

200

assay

95%

form

solid

bp

120-123 °C/20 mmHg (lit.)

mp

48-60 °C (lit.)

solubility

chloroform: soluble 100 mg/mL, clear, colorless to faintly yellow

functional group

anhydride, chloro, ester

SMILES string

ClCC(=O)OC(=O)CCl

InChI

1S/C4H4Cl2O3/c5-1-3(7)9-4(8)2-6/h1-2H2

InChI key

PNVPNXKRAUBJGW-UHFFFAOYSA-N

Description

Application

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 (D,L-7AW)
2-methyl-[3,4-di-O-acetyl-6-O-(chloroacetyl)-1,2-dideoxy-α-D-glucopyrano]-[2′,1′:4,5]-2-oxazoline

pictograms

GHS06,GHS05

signalword

Danger

hcodes

H301,H314

pcodes

P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363

Hazard Classifications

Acute Tox. 3 Oral - Eye Dam. 1 - Skin Corr. 1B

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

289.4 °F - closed cup

flash_point_c

143 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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