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Home/Compounds/Pharmaceutical Intermediate/4-(5-Methyl-3-phenyl-4-isoxazolyl)benzenesulfonyl chloride
C16H12ClNO3S
333.8 g/mol
Pharmaceutical Intermediate

4-(5-Methyl-3-phenyl-1,2-oxazol-4-yl)benzene-1-sulfonyl chloride

CAS509074-26-4
Category
Pharmaceutical Intermediate
Compound Class
Heterocycle
Primary Use
Pharmaceutical Intermediate

This compound is a benzenesulfonyl chloride derivative used as a pharmaceutical intermediate in the manufacturing pathway for valdecoxib.

Pharmaceutical intermediate for valdecoxib synthesis

Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.

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Related Compounds

SimilarStructure SimilarSimilarity 0.78

3-(5-Methyl-3-phenylisoxazol-4-yl)benzene-1-sulfonyl chloride

CAS1709956-95-5

pharmaceutical intermediate

SimilarStructure SimilarSimilarity 0.77

Valdecoxib

CAS181695-72-7

pharmaceutical raw material

ReferenceSame Category

Ambroxol impurity c

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pharmaceutical intermediate

ReferenceSame Category

Trans-4-Aminocyclohexanol hydrochloride

CAS50910-54-8

pharmaceutical intermediate

ReferenceSame Category

2-Amino-3,5-dibromobenzaldehyde

CAS50910-55-9

pharmaceutical intermediate

ReferenceSame Category

6-Chloropyridazine-3-carboxylic acid

CAS5096-73-1

pharmaceutical intermediate

Referencesame scaffold

5-Methyl-3,4-diphenylisoxazole

CAS37928-17-9

pharmaceutical intermediate

Referencesame scaffold

4-[3-Phenyl-5-(trideuteriomethyl)-1,2-oxazol-4-yl]benzenesulfonamide

CAS1219794-90-7

pharmaceutical raw material

Identifiers
IUPAC Name

4-(5-methyl-3-phenyl-1,2-oxazol-4-yl)benzenesulfonyl chloride

InChIKey

NVKQPOHDVWNXRP-UHFFFAOYSA-N

SMILES

CC1=C(C(=NO1)C2=CC=CC=C2)C3=CC=C(C=C3)S(=O)(=O)Cl

Synonyms (14)
  • Parecoxib Impurity 23
  • Parecoxib Sodium Impurity 55
  • Valdecoxib Impurity F
  • Valdecoxib Sulfonyl Chloride