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CAS 26760-64-5

CAS 26760-64-5 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 26760-64-5
CAS 26760-64-5PubChem CID 11240

2-Methyl-1-butene

2-methylbut-1-ene is an alkene that is but-1-ene carrying a methyl substituent at position 2. — ChEBI

IUPAC name
2-methylbut-1-ene
Molecular formula
C5H10
Molecular weight
70.13 g/mol
Exact mass
70.078250319 Da
XLogP3
2.5
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
0
Covalent units
1
Defined stereocentres
0

Also known as

1-Butene, 2-methyl-UNII-33C9Y0I55H2-methyl-1-butyleneHSDB 569533C9Y0I55HEINECS 209-250-7NSC 72414NSC-72414
16 more reported names
UN24591-BUTENE,2-METHYLCHEBI:779152-METHYLBUT-1-ENE [HSDB]UN 2371UN 2459gammaIsoamylene1Isoamylene2Methylbut1ene1Butene, 2methylRefChem:87987InChI=1/C5H10/c1-4-5(2)3/h2,4H2,1,3HIsopenteneMHNNAWXXUZQSNM-UHFFFAOYSA-N563-46-22-Methylbutene
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 26760-64-5

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How CAS 26760-64-5 is used on this site

CAS 26760-64-5 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 26760-64-5 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.