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CAS 50-78-2

CAS 50-78-2 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 50-78-2
CAS 50-78-2PubChem CID 2244

Aspirin

IUPAC name
2-acetyloxybenzoic acid
Molecular formula
C9H8O4
Molecular weight
180.16 g/mol
Exact mass
180.04225873 Da
XLogP3
1.2
Topological polar surface area
63.6 Ų
Hydrogen-bond donors
1
Hydrogen-bond acceptors
4
Covalent units
1
Defined stereocentres
0

Also known as

ACETYLSALICYLIC ACID2-Acetoxybenzoic acid2-(Acetyloxy)benzoic acidAcylpyrinO-Acetylsalicylic acido-Acetoxybenzoic acidAcenterineAcetophen
16 more reported names
EcotrinSalicylic acid acetateAceticylAcetosalinPolopirynaAspirdropsPharmacinPremaspinSalcetogenAcetonylBenaspirEmpirinEndydolMeasurinRhodineSaletin
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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 50-78-2

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How CAS 50-78-2 is used on this site

CAS 50-78-2 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 50-78-2 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.