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859796

Sigma-Aldrich

4-Imidazoleacrylic acid

99%

Synonym(s):
3-(4-Imidazolyl)acrylic acid, Urocanic acid
Empirical Formula (Hill Notation):
C6H6N2O2
CAS Number:
Molecular Weight:
138.12
Beilstein:
81405
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

biological source

synthetic

assay

99%

form

powder

mp

226-228 °C (lit.)

SMILES string

OC(=O)\C=C\c1c[nH]cn1

InChI

1S/C6H6N2O2/c9-6(10)2-1-5-3-7-4-8-5/h1-4H,(H,7,8)(H,9,10)/b2-1+

InChI key

LOIYMIARKYCTBW-OWOJBTEDSA-N

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General description

4-Imidazoleacrylic acid also known as urocanic acid is a natural metabolite derived from histidine. It is majorly used as a UV chromophore with a strong absorption spectrum in the UV-B region in the range of 300-280 nm.

Application

4-Imidazoleacrylic acid can be used as a precursor for the synthesis of (±)-homohistidine, urocanic acid-modified chitosan, and N1-aryl(heteroaryl)alkyl-N2-[3-(1H-imidazol-4-yl)propyl]guanidines,.

Packaging

5, 25, 100 g in poly bottle

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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