1-Methylimidazole, CAS 616-47-7, is also known as N-methylimidazole or 1-methyl-1H-imidazole. It is a nitrogen-containing heterocyclic compound with strong nucleophilic and basic properties, used mainly as an epoxy curing catalyst to accelerate crosslinking in epoxy resin systems for coatings, adhesives and composites. Confirm the required specification, packaging and documentation before ordering.
1-Methylimidazole CAS 616-47-7
- CAS: 616-47-7
- Synonyms: 1-Methylimidazole, N-Methylimidazole, 1-Methyl-1H-imidazole, Methyl Imidazole
- Einecs: 210-484-7
- Molecular Formula: C₄H₆N₂
- Grade: Confirm current product specification
- Package: Confirm packaging for the offered form
Product Description
CAS Number: 616-47-7
EINECS: 210-484-7
Flash point: 92.2 °C (198 °F)
Appearance: colorless transparent liquid
Density: 1.03 g/mL (25 °C)
Melting point: -60 °C
Boiling point: 198 °C
Uses: Used in organic synthesis as a nucleophilic catalyst, epoxy curing accelerator, ionic-liquid building block, and intermediate for pharmaceuticals, agrochemicals and specialty chemicals.
Storage: Keep the container sealed and store in a cool, dry place with good ventilation or exhaust in the workplace. Store separately from oxidizers, acids and food chemicals, and do not mix. Equip the storage area with leak emergency-treatment equipment and appropriate containment materials.
FAQ - Technical & Supply Chain
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Q:
Are 1-Methylimidazole and 2-Methylimidazole interchangeable?
A: No. 1-Methylimidazole, also called N-Methylimidazole, is CAS 616-47-7 and is normally supplied as a liquid. 2-Methylimidazole is CAS 693-98-1 and has a different substitution position, physical state and reactivity. -
Q:
What is 1-Methylimidazole used for?
A: It is used as a nucleophilic catalyst, epoxy curing accelerator, ionic-liquid building block, and intermediate for pharmaceuticals, agrochemicals and specialty chemicals. The required purity and water limits depend on the reaction or resin system. -
Q:
Which specifications matter when buying 1-Methylimidazole for epoxy formulations?
A: Review assay by GC, water by Karl Fischer, APHA color, appearance and any specified related substances. Moisture and color limits can matter in sensitive resin formulations and ionic-liquid syntheses. -
Q:
Can one 1-Methylimidazole use level or cure schedule be applied to every epoxy system?
A: No. The appropriate level and cure schedule depend on the epoxy resin, hardener or latent-curing design, fillers, pot-life target and final performance requirements. Develop the formulation and cure profile for the specific system. -
Q:
What physical properties identify 1-Methylimidazole?
A: 1-Methylimidazole is a colorless liquid with melting point around -60 C, boiling point around 198 C and density about 1.03 g/mL at 25 C. It is hygroscopic and water-miscible, so keep containers closed and control moisture pickup.
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