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CAS 1 record

CAS 27538-35-8

CAS 27538-35-8 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 27538-35-8
CAS 27538-35-8PubChem CID 6365633

Ethyl urocanate

IUPAC name
ethyl (E)-3-(1H-imidazol-5-yl)prop-2-enoate
Molecular formula
C8H10N2O2
Molecular weight
166.18 g/mol
Exact mass
166.074227566 Da
XLogP3
0.7
Topological polar surface area
55.0 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
3
Covalent units
1
Defined stereocentres
0

Also known as

Parasonarl Mark II(E)-Urocanic acid ethyl esterUNII-GS4W88OP01GS4W88OP01EINECS 248-515-1Ethyl (E)-3-(1H-imidazol-4-yl)-2-propenoate2-Propenoic acid, 3-(1H-imidazol-4-yl)-, ethyl ester, (2E)-2-Propenoic acid, 3-(1H-imidazol-4-yl)-, ethyl ester, (E)-
16 more reported names
2-Propenoic acid, 3-(1H-imidazol-5-yl)-, ethyl ester, (2E)-3-(1H-Imidazol-4-yl)-2-propenoic acid, ethyl ester2-Propenoic acid, 3-(1H-imidazol-4-yl)-, ethyl esterRefChem:139070ETHYL UROCANATE [INCI](e)-3-(1h-imidazol-4-yl)-2-propenoic acid ethyl esterEthyl (2E)-3-(1H-imidazol-4-yl)prop-2-enoateethyl (2E)-3-(1H-imidazol-5-yl)prop-2-enoateEthyl 3-(1H-imidazol-4-yl)acrylateHPMLGOFBKNGJAM-ONEGZZNKSA-NEthyl (E)-3-(4-Imidazolyl)acrylateAS-48227(E)-ethyl 3-(1H-imidazol-4-yl)acrylateethyl (E)-3-(1H-imidazol-5-yl)acrylateEN300-1455951Ethyl(2E)-3-(1H-imidazol-4-yl)prop-2-enoate
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Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 27538-35-8

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No records found for this CAS number.

How CAS 27538-35-8 is used on this site

CAS 27538-35-8 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 27538-35-8 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.