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Key Documents

8.02590

Sigma-Aldrich

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:
4635-59-0
Molecular Weight:
141.00
MDL number:
MFCD00000754
UNSPSC Code:
12352106
EC Index Number:
225-059-1

vapor pressure

1.31 hPa ( 20 °C)

Quality Level

200

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

InChI

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

InChI key

CDIIZULDSLKBKV-UHFFFAOYSA-N

Analysis Note

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

Signal Word

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 Code

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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