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Merck
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Key Documents

8.01977

Sigma-Aldrich

Butyryl chloride

for synthesis

Synonym(s):

Butyryl chloride

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About This Item

Linear Formula:
CH3(CH2)2COCl
CAS Number:
Molecular Weight:
106.55
MDL number:
UNSPSC Code:
12352106
EC Index Number:
205-498-5
NACRES:
NA.22

vapor pressure

39 hPa ( 20 °C)

Quality Level

form

liquid

autoignition temp.

280 °C

potency

>2000 mg/kg LD50, skin (Rabbit)

expl. lim.

2.5-7.3 % (v/v)

refractive index

n20/589 1.412

bp

101-105 °C/1013 hPa

mp

-89 °C

transition temp

flash point 18 °C

density

1.03 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C4H7ClO/c1-2-3-4(5)6/h2-3H2,1H3

InChI key

DVECBJCOGJRVPX-UHFFFAOYSA-N

Analysis Note

Assay (morpholine method): ≥ 98.0 %
Density (d 20 °C/ 4 °C): 1.017 - 1.019
Identity (IR): passes test

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

64.4 °F - DIN 51755 Part 1

Flash Point(C)

18 °C - DIN 51755 Part 1


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