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CAS 91-57-6

CAS 91-57-6 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 91-57-6
CAS 91-57-6PubChem CID 7055

2-Methylnaphthalene

2-methylnaphthalene is a methylnaphthalene carrying a methyl substituent at position 2. — ChEBI

IUPAC name
2-methylnaphthalene
Molecular formula
C11H10
Molecular weight
142.20 g/mol
Exact mass
142.078250319 Da
XLogP3
3.9
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
0
Covalent units
1
Defined stereocentres
0

Also known as

beta-MethylnaphthaleneNaphthalene, 2-methyl-S8MCX3C16HNSC-3575CHEBI:50720RefChem:476105202-078-3.beta.-Methylnaphthalene
16 more reported names
Naphthalene, beta-methyl-2-methyl-naphthalenebeta-methyl naphthalenesC11H102-?MethylnaphthaleneNAPHTALENE,2-METHYL MFC11 H107419-61-6HSDB 52742-Methylnaphthalene, analytical standard2-Naphthylmethyl radicalNSC 3575EINECS 202-078-3UNII-S8MCX3C16HAI3-175542-methyInaphthalene2-methyl naphthalene
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 91-57-6

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No records found for this CAS number.

How CAS 91-57-6 is used on this site

CAS 91-57-6 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 91-57-6 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.