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CAS 80-59-1

CAS 80-59-1 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 80-59-1
CAS 80-59-1PubChem CID 125468

Tiglic acid

Tiglic acid, [corrosive solid] appears as a white lustrous flaked solid with a fruity or spicy odor. About the same density as water and slightly soluble in water. May burn if heated to high temperatures. May severely irritate skin, eyes, lungs or mucous membranes. — CAMEO Chemicals

IUPAC name
(E)-2-methylbut-2-enoic acid
Molecular formula
C5H8O2
Molecular weight
100.12 g/mol
Exact mass
100.052429494 Da
XLogP3
1.0
Topological polar surface area
37.3 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

Tiglinic acidtrans-2,3-Dimethylacrylic acidtrans-2-Methyl-2-butenoic acidtrans-2-Methylcrotonic acid(E)-2,3-Dimethylacrylic acid(E)-2-Methyl-2-butenoic acid(E)-2-Methylcrotonic acid2-Butenoic acid, 2-methyl-, (2E)-
16 more reported names
Crotonic acid, 2-methyl-, (E)-2-Butenoic acid, 2-methyl-, (E)-2,3-Dimethylacrylic acid, (E)-FEMA No. 3599trans-alpha,beta-Dimethylacrylic acid2-methyl-2E-butenoic acidI5792N03HCNSC-8999NSC-44235CHEBI:9592RefChem:25822(e)-alpha-methylcrotonic acid201-295-0Cevadic acid2-Methyl-2-butenoic acid2-methylbut-2-enoic acid
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 80-59-1

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How CAS 80-59-1 is used on this site

CAS 80-59-1 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share 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 80-59-1 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.