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CAS 63-74-1

CAS 63-74-1 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 63-74-1
CAS 63-74-1PubChem CID 5333

Sulfanilamide

Sulfanilamide is a sulfonamide in which the sulfamoyl functional group is attached to aniline at the 4-position. It has a role as an EC 4.2.1.1 (carbonic anhydrase) inhibitor, an antibacterial agent and a drug allergen. It is a sulfonamide, a substituted aniline and a sulfonamide antibiotic. — ChEBI

IUPAC name
4-aminobenzenesulfonamide
Molecular formula
C6H8N2O2S
Molecular weight
172.21 g/mol
Exact mass
172.03064868 Da
XLogP3
-0.6
Topological polar surface area
94.6 Ų
Hydrogen-bond donors
2
Hydrogen-bond acceptors
4
Covalent units
1
Defined stereocentres
0

Also known as

SulphanilamideSulfaminep-AminobenzenesulfonamideSulfonamideSulphonamideProntylinSulfonylamideBacteramid
16 more reported names
Prontosil AlbumProntosil IEstreptocidap-AminobenzenesulfamideStreptasolStreptocidp-Sulfamoylaniline4-SulfamoylanilineSulfonamide PBenzenesulfonamide, 4-amino-4-Aminobenzene-1-SulfonamideAntistreptAstreptineCollomideColsulanydeCopticide
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External database identifiers

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 63-74-1

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No records found for this CAS number.

How CAS 63-74-1 is used on this site

CAS 63-74-1 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 63-74-1 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.