C8H10N2O3S
214.24 g/mol
APIWarning
4-Tolylsulfonylurea
CAS1694-06-0EC216-900-3
Category
API
Compound Class
Amide
Primary Use
Pharmaceutical Raw Material
4-Tolylsulfonylurea is the major metabolite of tolbutamide. It is a sulfonylurea derivative studied in pharmaceutical research for its role in drug metabolism.
Metabolite identification in pharmaceutical researchCompound used in drug metabolism studies
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
Safety Reference
Warning
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 4-Tolylsulfonylurea (CAS 1694-06-0) is 2935.90.
HS code (international, 6-digit)
2935.90
EU CN code (8-digit)
2935 90 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(4-methylphenyl)sulfonylurea
InChIKey
RUTYWCZSEBLPAK-UHFFFAOYSA-N
SMILES
CC1=CC=C(C=C1)S(=O)(=O)NC(=O)N
Synonyms (18)
- Tolbutamide EP Impurity B; Gliclazide Impurity 11
- (4-methylbenzenesulfonyl)urea
- 4-Methylphenylsulfonylurea
- 4-Toluenesulfonylurea
- 4-Tolylsulfonylurea
- N-(p-Toluenesulfonyl)urea
- P-TOLYLSULFONYLUREA
- TOLBUTAMIDE IMPURITY B
- p-Toluenesulfonylurea
- p-Toluolsulfonyl-harnstoff
- tosylurea
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