text.skipToContent text.skipToNavigation

Maximum quantity allowed is 999

Please select the quantity

CAS RN: 150399-21-6 | Product Number: B4121

Balsalazide Disodium Salt Dihydrate

Purity: >98.0%(HPLC)(N)
  • 5-[4-(2-Carboxyethylcarbamoyl)phenylazo]salicylic Acid Disodium Salt Dihydrate
2   Contact Us
1   7  

*Stock available in Belgium will be delivered in 1 to 3 days
*Stock available in Japan will be delivered in 1 to 2 weeks (excludes regulated items and dry ice shipments).

Product Number B4121
Purity / Analysis Method >98.0%(HPLC)(N)
Molecular Formula / Molecular Weight C__1__7H__1__3N__3Na__2O__6·2H__2O = 437.32  
Physical State (20 deg.C) Solid
CAS RN 150399-21-6
Related CAS RN 82101-18-6&399030-81-0
PubChem Substance ID 253659991
Merck Index (14) 945
MDL Number


Appearance Light yellow to Brown powder to crystal
Purity(HPLC) min. 98.0 area%
Purity(with Total Nitrogen) min. 98.0 %(calcd.on anh.substance)
Water 7.0 to 11.0 %
Properties (reference)
Solubility in water Completely soluble
Solubility (very slightly) Methanol,Ethanol
Related Laws:
Transport Information:
HS Number 2927000090
A Pro-Drug of 5-Aminosalicylic Acid, Balsalazide

Balsalazide is the prodrug of 5-aminosalicylic acid [A0317] and 4-aminobenzoyl-beta-alanine (an inert carrier), which are released by bacterial enzymes in the colon.


  • Determination of the active moiety of BX661A, a new therapeutic agent for ulcerative colitis, by studying its therapeutic effects on ulcerative colitis induced by dextran sulfate sodium in rats
    • I. Kimura, M. Kawasaki, S. Nagahama, A. Matsuda, M. Kataoka, Y. Kokuba, Arzneim.-Forsch. 1998, 48, 1091.
  • Effects of BX661A, a new therapeutic agent for ulcerative colitis, on reactive oxygen species in comparison with salazosulfapyridine and its metabolite sulfapyridine
    • I. Kimura, T. Kumamoto, A. Matsuda, M. Kataoka, Y. Kokuba, Arzneim.-Forsch. 1998, 48, 1007.

PubMed Literature

Safety Data Sheet (SDS) Search
Please select Language.

The requested SDS is not available.

• Please check that the Product Number you have entered is correct.

• If your information is correct and you are still not able to view the requested SDS,  please Contact Us for more information.

C of A & Other Certificates
Please enter Lot Number Incorrect Lot Number is entered
Other Documents