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Merck
CN

8.02590

4-Chlorobutyryl chloride

for synthesis

Synonym(s):

4-Chlorobutyryl chloride, 4-Chlorobutyric acid chloride

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About This Item

Linear Formula:
Cl(CH2)3COCl
CAS Number:
Molecular Weight:
141.00
EC Index Number:
225-059-1
UNSPSC Code:
12352106
MDL number:
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InChI

1S/C4H6Cl2O/c5-3-1-2-4(6)7/h1-3H2

InChI key

CDIIZULDSLKBKV-UHFFFAOYSA-N

vapor pressure

1.31 hPa ( 20 °C)

assay

≥98.0% (GC)

autoignition temp.

440 °C

potency

1350 mg/kg LD50, oral (Rat)

expl. lim.

5.5-11.7 % (v/v)

bp

173-174 °C/1013 hPa

mp

-49 °C

transition temp

flash point 85 °C

density

1.258 g/cm3 at 20 °C

Quality Level

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Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.255 - 1.257
Identity (IR): passes test

signalword

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

Storage Class

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

wgk

WGK 1

flash_point_f

185.0 °F

flash_point_c

85 °C


Certificates of Analysis (COA)

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