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79917-90-1 - 1-n-Butyl-3-methylimidazolium chloride, 96% - BMIMCl - L19749 - Alfa Aesar

L19749 1-n-Butyl-3-methylimidazolium chloride, 96%

CAS Number

Size Price ($) Quantity Availability
10g 37.71
50g 94.35
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1-n-Butyl-3-methylimidazolium chloride, 96%


Chemical Properties

Formula Weight
Melting point
ca 73°
Soluble in acetone, acetonitrile, hot ethyl acetate, isopropyl alcohol, methylene chloride and methanol. Insoluble in water, hexane and toluene,


1-n-Butyl-3-methylimidazolium chloride is used as a solvent for organic reactions. It is used in anion exchange reactions. It acts as a catalyst, electrolyte for batteries and metal recovery. It is also used in chromatographic separations. Further, it is used as an ionic liquids for catalysis.


Hygroscopic. Moisture sensitive. Incompatible with strong oxidizing agents.

Literature References

In the presence of methanesulfonic acid, alcohols can be converted to alkyl chlorides under mild conditions: Org. Lett., 3, 3727 (2001).

Men, Y.; Du, X.; Shen, J.; Wang, L.; Liu, Z. Preparation of corn starch-g-polystyrene copolymer in ionic liquid: 1-Ethyl-3-methylimidazolium acetate. Carbohydr. Polym. 2015, 121, 348-354.

Lu, F.; Wang, L.; Zhang, C.; Cheng, B.; Liu, R.; Huang, Y. Influence of temperature on the solution rheology of cellulose in 1-ethyl-3-methylimidazolium chloride/dimethyl sulfoxide. Cellulose 2015, 22 (5), 3077-3087.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Harmonized Tariff Code


  • A15552

    Propylene carbonate, 99%
  • H27201

    1-n-Butyl-3-methylimidazolium bromide, 99%
  • H27651

    1-Ethyl-3-methylimidazolium chloride, 98+%
  • L19086

    1-n-Butyl-3-methylimidazolium hexafluorophosphate, 98+%
  • L19761

    1-Ethyl-3-methylimidazolium bromide, 98+%

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