SABC ACID

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SABC Acid, 4-Chloro-3-Sulfomoyl Benzoic Acid, CAS No 1205-30-7
CAS No . 1205-30-7
Chemical Name

4- Chloro-3-Sulfomoyl Benzoic Acid

Non propriety Names PCBA Sulfonamide
Molecular Formula C7H6ClNO4S
Molecular Weight 235.6456
PRODUCT SPECIFICATION  
Description : White to yellowish crystalline powder.
Odour : Weak characteristic odour
Solubility    

: 1 % clear solution in Acetone

Melting Point : 256 0 C – 260 0 C
Chloride : NMT 0.2 % w/w
L.O.D. : NMT 0.5  % w/w

Assay By

: 98 to 102  %  w/w ( Dry Basis )

 
Related Substance TLC method

  TLC method
  Two impurities individually NMT  0.5  % by TLC
  Total impurities NMT  1.0 %

 

It is used as an intermediate for the following drugs :-

  1. Indapamide ( CAS No. 26807–65–8)
  2. Tripamide   ( CAS No.  73803-48-2 )
  3. Clopamide  ( CAS No.     636–54–4)
Therapeutic Category of these Drugs :-  Diuretic, Antihypertensive
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