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You are here -- Pharma Intermediates -- Ethoxy Benzoic Acid Sulfonamide

Ethoxy Benzoic Acid Sulfonamide

glipizide
CAS No. 194602-23-8
Chemical Name 2-Ethoxy-5-[(4-Methylpiperazin-1-yl)Sulfonyl]Benzoic acid
Molecular Formula C14H20N2O5S
Molecular Weight 328.3851
End Use Therapeutic Cat. :- Erectile Dysfunction

Intermediate for the following drug :-
VIAGRA - Sildenafil citrate (CAS No171599-83-0)

Product Specifications

Description Off-white to white crystalline powder.
Solubility 2 % clear solution in DMF at 500C
Melting Point 1980C – 2020C
Chloride NMT 0.2 %
LOD (at 1050C 4hr.) 2.0 % w/w
Assay By Titration 98 to 102 % w/w ( Dry Basis )
Related Substance TLC method
Two impurities individually NMT 1.0 % by TLC
Total impurities NMT 2.0 %