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(E)-3-(1H-imidazol-5-yl)prop-2-enoic acid (Molecular Formula: C6H6N2O2)
Product Name: (E)-3-(1H-imidazol-5-yl)prop-2-enoic acid
CAS Registry Number: 104-98-3
EINECS: 203-258-4  
Synonyms: Imidazole-4-acrylic acid;4-imidazoleacrylic acid;(E)-3-(1H-imidazol-5-yl)prop-2-enoic acid; Urocaninic acid; imidazoleacrylic acid; trans-Urocanic acid; 5-Imidazoleacrylic acid;
Molecular Structure:
Molecular Formula: C6H6N2O2
Molecular Weight: 138.12404
Density:  1.43g/cm3
Boiling Point:  456.9 °C at 760 mmHg
Melting Point:  217-220 ºC
Flash Point:  230.1 °C
Risk Codes:  S22;S24/25
Safety Statements:  Poison by intravenous route. Mutation data reported. When heated to decomposition it emits toxic vapors of NOx.
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