1-Methylimidazole 616-47-7 99%
1-Methylimidazole Chemical Properties
Melting point −60 °C(lit.)
Boiling point 198 °C(lit.)
density 1.03 g/mL at 25 °C(lit.)
vapor pressure 0.4 mm Hg ( 20 °C)
refractive index n20/D 1.495(lit.)
Fp 198 °F
storage temp. Store at RT.
form Liquid
pka 6.95(at 25℃)
color Clear colorless to yellow
Specific Gravity 1.031
PH 9.5-10.5 (50g/l, H2O, 20℃)
PH Range 9.5 - 11.5 at 100 g/l at 20 °C
explosive limit 2.7-15.7%(V)
Water Solubility Miscible with water.
Sensitive Hygroscopic
BRN 105197
Stability: Stable, but moisture sensitive. Incompatible with acids, acid anhydrides, strong oxidizing agents, moisture, carbon dioxide, acid chlorides.
InChIKey MCTWTZJPVLRJOU-UHFFFAOYSA-N
CAS DataBase Reference 616-47-7(CAS DataBase Reference)
NIST Chemistry Reference 1H-Imidazole, 1-methyl-(616-47-7)
EPA Substance Registry System 1H-Imidazole, 1-methyl- (616-47-7)
1-Methylimidazole Basic information
Product Name: 1-Methylimidazole
Synonyms: N-methylimidazole (1-methylimidazole);N-methyl midazole;N-methyl glyoxaline;CAP B (1-METHYLIMIDAZOLE 12% IN ACETONIT;1-Methylimidazole, >=99%, purified by redistillation;CAP B (1-METHYLIMIDAZOLE 10% IN THF)*;CAP B (1-METHYLIMIDAZOLE 10% IN;CAP B (1-METHYLIMIDAZOLE 16% IN THF)*
CAS: 616-47-7
MF: C4H6N2
MW: 82.1
EINECS: 210-484-7
Mol File: 616-47-7.mol
Safety Information
Hazard Codes C,Xn,F,T
Risk Statements 21/22-34-19-11-20/21/22-52/53-24-22-40-37-21
Safety Statements 26-36-45-1/2-36/37/39-16-33-29-61
RIDADR UN 3267 8/PG 2
WGK Germany 1
RTECS NI7000000
F 3-10
Autoignition Temperature 977 °F
TSCA Yes
HazardClass 8
PackingGroup III
HS Code 29332990
Toxicity LD50 orally in Rabbit: 1144 mg/kg LD50 dermal Rabbit > 400 - < 640 mg/kg
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