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  • B59497
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B59497

Sigma-Aldrich

1-Bromobutane

ReagentPlus®, 99%

Synonym(s):
Butyl bromide
Linear Formula:
CH3(CH2)3Br
CAS Number:
Molecular Weight:
137.02
Beilstein:
1098260
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

vapor density

4.7 (vs air)

Quality Level

vapor pressure

150 mmHg ( 50 °C)
40 mmHg ( 25 °C)

product line

ReagentPlus®

Assay

99%

form

liquid

autoignition temp.

509 °F

expl. lim.

2.8-6.6 %, 100 °F

refractive index

n20/D 1.439 (lit.)

bp

100-104 °C (lit.)

mp

−112 °C (lit.)

density

1.276 g/mL at 25 °C (lit.)

SMILES string

CCCCBr

InChI

1S/C4H9Br/c1-2-3-4-5/h2-4H2,1H3

InChI key

MPPPKRYCTPRNTB-UHFFFAOYSA-N

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1-Bromobutane analytical standard

Supelco

08953

1-Bromobutane

assay

99%

assay

99%

assay

98%

assay

≥99.5% (GC)

form

liquid

form

liquid

form

liquid

form

-

refractive index

n20/D 1.439 (lit.)

refractive index

n20/D 1.559 (lit.)

refractive index

n20/D 1.437 (lit.)

refractive index

n20/D 1.439 (lit.), n20/D 1.440

bp

100-104 °C (lit.)

bp

156 °C (lit.)

bp

91 °C (lit.)

bp

100-104 °C (lit.)

mp

−112 °C (lit.)

mp

−31 °C (lit.)

mp

-

mp

−112 °C (lit.)

density

1.276 g/mL at 25 °C (lit.)

density

1.474 g/mL at 25 °C, 1.491 g/mL at 25 °C (lit.)

density

1.255 g/mL at 25 °C (lit.)

density

1.276 g/mL at 25 °C (lit.)

General description

1-Bromobutane, an alkyl halide, is an alkylating agent. Its rotational constants, nuclear quadrupole constants and centrifugal distortion constants have been stated based on microwave spectral data. The rate coefficient for the reaction of 1-bromobutane with hydrogen atoms has been reported to be 2.4±1.2x1010cm3mol-1s-1.

Legal Information

ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Carc. 2 - Flam. Liq. 2 - Repr. 1B - Skin Irrit. 2 - STOT RE 2 - STOT SE 3

Target Organs

Liver, Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

50.0 °F - closed cup

Flash Point(C)

10 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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