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CAS 959-23-9

CAS 959-23-9 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 959-23-9
CAS 959-23-9PubChem CID 641818

4'-Methoxychalcone

4'-Methoxychalcone is a member of chalcones. — ChEBI

IUPAC name
(E)-1-(4-methoxyphenyl)-3-phenylprop-2-en-1-one
Molecular formula
C16H14O2
Molecular weight
238.28 g/mol
Exact mass
238.099379685 Da
XLogP3
3.1
Topological polar surface area
26.3 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
2
Covalent units
1
Defined stereocentres
0

Also known as

2-Propen-1-one, 1-(4-methoxyphenyl)-3-phenyl-NSC-37157BM45N45FIZalpha-Styryl p-anisyl ketoneRefChem:506180213-495-51-(4-methoxyphenyl)-3-phenylprop-2-en-1-one1-(4-methoxyphenyl)-3-phenyl-2-propen-1-one
16 more reported names
(2E)-1-(4-methoxyphenyl)-3-phenylprop-2-en-1-one(2E)-1-(4-Methoxyphenyl)-3-phenyl-2-propen-1-one4-Methoxyphenyl styryl ketone(E)-1-(4-Methoxy-phenyl)-3-phenyl-propenoneHY-128400NSC 371571-(4-Methoxy-phenyl)-3-phenyl-propenone2-propen-1-one, 1-(4-methoxyphenyl)-3-phenyl-, (2E)-Styryl p-anisyl ketoneSpectrum5_000236BSPBio_002861MEGxp0_001883CHALCONE, 4'-METHOXY-ACon1_000177CHEBI:174232METHOXYCHALCONE, TRANS-4'-
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 959-23-9

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How CAS 959-23-9 is used on this site

CAS 959-23-9 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 959-23-9 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.