Glibenclamide Sulfonamide

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Glibenclamide Sulfonamide, CAS No 16673-34-00
CAS No . 16673-34-00
Chemical Name

5-chloro-2-methoxy-n- [2-(4sulfamoylphenyl) Ethyl]benzamide

Non propriety Names EBSA, Sulfonamide for Glibenclamide Pure
Molecular Formula C16H17ClN2O4S
Molecular Weight 368.83518
PRODUCT SPECIFICATION  
Description : White to yellowish crystalline powder
Solubility    

: 20% clear solution in DMF

Melting Point : 212 0 C – 214 0 C
I R Spectrum : Must be positive .
Chloride : NMT  0.2 % w/w
L.O.D. : NMT  1.0 % w/w

Assay By

: 98.5 to 102.5 % w/w

UV Spectrophotometer ( Dry Basis )
Related Substance TLC method

: Two impurities individually
  NMT  0.2  % by TLC
  Total impurities NMT  1.0 %

 
Related Substance HPLC method

:Ortho , meta isomers 
 individually NMT  0.5  %
  Total impurities  NMT  1.0  %

 
It is used as an intermediate for the following drug :-
Glibenclamide (CAS No 10238-21-8 )
Therapeutic Cat. Of This Drug :- Antidiabetic
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