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240699

Sigma-Aldrich

Epichlorohydrin

≥99%

Synonym(s):

(±)-Epichlorohydrin, (±)-2-(Chloromethyl)oxirane, 1-Chloro-2,3-epoxypropane

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About This Item

Empirical Formula (Hill Notation):
C3H5ClO
CAS Number:
106-89-8
Molecular Weight:
92.52
Beilstein:
79785
EC Number:
203-439-8
MDL number:
MFCD00005132
UNSPSC Code:
12352100
PubChem Substance ID:
24854429

vapor density

3.2 (vs air)

vapor pressure

13.8 mmHg ( 21.1 °C)

Assay

≥99%

autoignition temp.

779 °F

expl. lim.

21 %

refractive index

n20/D 1.438 (lit.)

bp

115-117 °C (lit.)

mp

−57 °C (lit.)

density

1.183 g/mL at 25 °C (lit.)

SMILES string

ClCC1CO1

InChI

1S/C3H5ClO/c4-1-3-2-5-3/h3H,1-2H2

InChI key

BRLQWZUYTZBJKN-UHFFFAOYSA-N

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Application

Employed in the preparation of polyglycidyl ethers and as a cross-linking agent for polymers.
Used in the synthesis of a branched heptaglycerol dendrimer.

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Carc. 1B - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - Skin Sens. 1

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

82.4 °F

Flash Point(C)

28 °C

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

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Certificates of Analysis (COA)

Lot/Batch Number
BCBF1177V
1451291V
1451291
1384428
03118AJ

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Synthesis, 487-487 (1993)
Chromatographia, 37, 603-603 (1993)
Synlett, 2091-2091 (2007)
A K Giri
Mutation research, 386(1), 25-38 (1997-03-01)
Epichlorohydrin (ECH) is one of the more commercially important aliphatic epoxides used extensively as an industrial intermediate, a laboratory reagent, and as an insecticide. It is a volatile, colourless liquid with an ethereal odour. It behaves as an alkylating agent.
An evaluation of the genetic toxicity of epichlorohydrin. A report of an expert group of the International Commission for Protection against Environmental Mutagens and Carcinogens.
R J Srám et al.
Mutation research, 87(3), 299-319 (1981-11-01)
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