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

CAS Number

Stock No. Size Price ($) Quantity Availability
L19749-09 10g 44.40
L19749-18 50g 95.30
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1-n-Butyl-3-methylimidazolium chloride, 96%


Chemical Properties

Formula Weight
Melting point
ca 73°
Storage & Sensitivity
Hygroscopic. Ambient temperatures.
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: H301-H315-H319-H335

Toxic if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P270-P271-P280-P301+P310-P302+P352-P304+P340-P305+P351+P338-P312-P330-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. Rinse mouth. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Hazard Class
Packing Group
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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