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CAS 556-82-1

CAS 556-82-1 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 556-82-1
CAS 556-82-1PubChem CID 11173

3-Methyl-2-buten-1-OL

Prenol is a member of prenols and an alkenyl alcohol. — ChEBI

IUPAC name
3-methylbut-2-en-1-ol
Molecular formula
C5H10O
Molecular weight
86.13 g/mol
Exact mass
86.073164938 Da
XLogP3
1.0
Topological polar surface area
20.2 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
1
Covalent units
1
Defined stereocentres
0

Also known as

PrenolPrenyl alcohol2-Buten-1-ol, 3-methyl-3-Methyl-2-butenolDimethylallyl alcohol3-Methyl-2-butenyl alcoholFEMA No. 36472-methyl-2-buten-4-ol
16 more reported names
55MY0HM445NSC-158709CHEBI:16019RefChem:175877gamma,gamma-Dimethylallyl alcohol209-141-43,3-Dimethylallyl alcohol3-Methylcrotyl alcohol3-Methyl-2-butene-1-olbutenol methyl.gamma.,.gamma.-Dimethylallyl alcoholNSC 1587092-Butenol, 3-methyl3-methyl-but-2-en-1-olMethyl-3-but-2-en-1-olDimethylallylalcohol
Open full PubChem recordPubChem annotations3D structure image
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 556-82-1

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No records found for this CAS number.

How CAS 556-82-1 is used on this site

CAS 556-82-1 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 556-82-1 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.