Substance
ID:714102
Names and Identifiers
IUPAC name
1H-imidazole
IUPAC Traditional name
Him
Synonyms
Glyoxaline咪唑Imidazole
Registration numbers
CAS Number
Beilstein Number
MDL Number
EC Number
Merck Index
Properties
Safety Information
RTECS
NI3325000
European Hazard Symbols
Corrosive (C)
Harmful (X)TSCA Listed
是
Packing Group
III
GHS Hazard statements
H301-H314-H318
Risk Statements
22-34
Safety Statements
26-36/37/39-45-60
Hazard Class
8
GHS Pictograms
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
Acute toxicity (oral, dermal, inhalation), categories 1,2,3
GHS Precautionary statements
P260-P301+P310-P303+P361+P353-P305+P351+P338-P405-P501A
UN Number
UN2923
Physical Property
Flash Point
145°C(293°F)
Melting Point
88-92°C
Density
1.03
Boiling Point
256°C
Product Information
Purity
99%
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
• For use in: silylation of 1,3-diketones, see Hexamethyldisilazane, A15139; introduction of the TBDMS and TBDPS groups; see: tert-Butyldimethylchlorosilane, A13064, and tert-Butyldiphenylchlorosilane, A12721, respectively.
• With 2 moles of an aroyl halide gives, after hydrolysis, good yields of 2-aroylimidazoles: Synthesis, 675 (1978).
• Nucleophilic catalyst for many acylation and silylation reactions, compare 4-(Dimethylamino)pyridine, A13016.
• In combination with triphenylphosphine and iodine, vic-diols are converted to alkenes: Synthesis, 469 (1979), and alcohols to alkyl iodides: Synth. Commun., 20, 1473 (1990).