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156582

Sigma-Aldrich

1-Bromo-2-methylpropane

99%

Synonym(s):

Isobutyl bromide

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About This Item

Linear Formula:
(CH3)2CHCH2Br
CAS Number:
78-77-3
Molecular Weight:
137.02
Beilstein:
1730915
EC Number:
201-141-2
MDL number:
MFCD00000217
UNSPSC Code:
12352100
PubChem Substance ID:
24849620
NACRES:
NA.22

Assay

99%

form

liquid

refractive index

n20/D 1.435 (lit.)

bp

90-92 °C (lit.)

density

1.26 g/mL at 20 °C (lit.)

SMILES string

CC(C)CBr

InChI

1S/C4H9Br/c1-4(2)3-5/h4H,3H2,1-2H3

InChI key

HLVFKOKELQSXIQ-UHFFFAOYSA-N

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Application

Isobutyl bromide has been used in a reaction with 1-ethylimidazole in a 140 °C oil bath to yield 97% 1-ethyl-1,3-isobutylimidazolium bromide.

Pictograms

Flame
GHS02

Signal Word

Danger

Hazard Statements

H225

Hazard Classifications

Flam. Liq. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

64.4 °F - closed cup

Flash Point(C)

18 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Efficient synthesis of 1-alkyl (aralkyl)-3-methyl (ethyl) imidazolium halides: precursors for room-temperature ionic liquids
Dzyuba SV and Bartsch RA
Journal of Heterocyclic Chemistry, 38(1)265-268, 265-268 (2001)

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