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CAS 2998-18-7

CAS 2998-18-7 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 2998-18-7
CAS 2998-18-7PubChem CID 97732

sec-Butyl methacrylate

IUPAC name
butan-2-yl 2-methylprop-2-enoate
Molecular formula
C8H14O2
Molecular weight
142.20 g/mol
Exact mass
142.099379685 Da
XLogP3
2.8
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

Methacrylic acid, sec-butyl esterIsobutyl methacyrlateUNII-37AD4SRT9M37AD4SRT9MEINECS 221-073-7NSC-326302-Propenoic acid, 2-methyl-, 1-methylpropyl esterNSC 32630
16 more reported names
1-METHYLPROPYL 2-METHYLPROPENOATERefChem:182122SEC-BUTYL METHACRYLATE [INCI]221-073-7VXTQKJXIZHSXBY-UHFFFAOYSA-N2-Propenoic acid, 2-methyl-, 1-methylpropyl ester, homopolymersec-butyl 2-methylprop-2-enoatesec-butylmethacrylatb-butyl methacrylateb-n-butyl methacrylateSec-butyl 2-methylacrylate #sec-Butyl methacrylate, AldrichCPRDB-266730B5371sec-Butyl Methacrylate (stabilized with MEHQ)sec-Butyl methacrylate Solution in Methanol, 1000ug/mL
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 2998-18-7

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No records found for this CAS number.

How CAS 2998-18-7 is used on this site

CAS 2998-18-7 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 2998-18-7 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.