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Sigma-Aldrich

1-Butyl-3-methylimidazolium bromide

>97.0% (HPLC)

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Synonym(s):
BMIMBr
Empirical Formula (Hill Notation):
C8H15BrN2
CAS Number:
85100-77-2
Molecular Weight:
219.12
MDL number:
MFCD03427611
PubChem Substance ID:
329770423
NACRES:
NA.22

Quality Level

100

Assay

>97.0% (HPLC)

form

crystals

impurities

≤1% water

SMILES string

[Br-].CCCCn1cc[n+](C)c1

InChI

1S/C8H15N2.BrH/c1-3-4-5-10-7-6-9(2)8-10;/h6-8H,3-5H2,1-2H3;1H/q+1;/p-1

InChI key

KYCQOKLOSUBEJK-UHFFFAOYSA-M

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General description

1-Butyl-3-methylimidazolium bromide is a neutral ionic liquid.

Application

BMIMBr undergoes gelation with gelatin to form ion jelly, a quasi-solid material for use in chemoresistive gas sensors. It can be used as a solvent for the preparation of 1,2,4,5-substituted imidazoles.

Other Notes

Ionic liquid used in a Heck reaction

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Teng-Hui Wang et al.
International journal of molecular sciences, 22(2) (2021-01-23)
Mixtures of polyethylene oxide (PEO, M.W.~900,000) and imidazolium ionic liquids (ILs) are studied using high-pressure Fourier-transform infrared spectroscopy. At ambient pressure, the spectral features in the C-H stretching region reveal that PEO can disturb the local structures of the imidazolium
Melting and freezing behaviors of prototype Ionic Liquids, 1-Butyl-3-methylimidazolium bromide and its chloride, studied by using a nano-Watt differential scanning calorimeter
Nishikawa, Keiko, et al.
The Journal of Physical Chemistry B, 111.18, 4894-4900 (2007)
Ion Jelly: a novel sensing material for gas sensors and electronic noses.
Carvalho T, et al.
Journal of Material Chemistry C, 2(4), 696-700 (2014)
Apparent molar volume and isentropic compressibility of ionic liquid 1-butyl-3-methylimidazolium bromide in water, methanol, and ethanol at T=(298.15 to 318.15) K
Zafarani-Moattar, Mohammed Taghi, and Hemayat Shekaari
The Journal of Chemical Thermodynamics, 37.10, 1029-1035 (2005)
L. Xu et al. et al.
Organometallics, 19, 1123-1123 (2000)
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