Metsulfuron
Metsulfuron API impurity is a structurally related sulfonylurea derivative featuring a substituted benzene ring with a sulfonyl group at the 2-position and a truncated aliphatic chain compared to the parent compound. The absence of a methyl substituent at the C-4 position of the pyrimidine ring differentiates it from metsulfuron, conferring distinct chromatographic and spectroscopic properties. This impurity arises via retro-alkylation during synthetic processes and serves as a critical HPLC reference standard for quantifying process-related impurities in metsulfuron formulations.
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Molecular Formula
C13H13N5O6S
Molecular Weight
367.3400
CAS Number
79510-48-8
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PubChem CID
91730 ↗
IUPAC Name
2-[(4-methoxy-6-methyl-1,3,5-triazin-2-yl)carbamoylsulfamoyl]benzoic acid
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📝 Synonyms
Metsulfuron
79510-48-8
Metsu 453
Metsulfuron [ANSI:BSI:ISO]
UNII-2G9B203G2P
2G9B203G2P
METSULFURON [ISO]
Benzoic acid, 2-(((((4-methoxy-6-methyl-1,3,5-triazin-2-yl)amino)carbonyl)amino)sulfonyl)-
DTXSID1058187
2-(3-(4-Methoxy-6-methyl-1,3,5-triazin-2-yl)ureidosulfonyl)benzoic acid
🔬 Chemical Identifiers
CC1=NC(=NC(=N1)OC)NC(=O)NS(=O)(=O)C2=CC=CC=C2C(=O)O
InChI=1S/C13H13N5O6S/c1-7-14-11(17-13(15-7)24-2)16-12(21)18-25(22,23)9-6-4-3-5-8(9)10(19)20/h3-6H,1-2H3,(H,19,20)(H2,14,15,16,17,18,21)
UWHURBUBIHUHSU-UHFFFAOYSA-N
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