CAS:259151-72-9|3-Descarboxy Olsalazine

Catalogue Number:D221575
Chemical Name:3-Descarboxy Olsalazine
Synonyms:2-Hydroxy-5-[2-(4-hydroxyphenyl)diazenyl]-benzoic Acid; 2-hydroxy-5-[(4-hydroxyphenyl)azo]-benzoic Acid
Impurity:Olsalazine sodium impurity C
CAS Number:259151-72-9
Molecular Formula:C₁₃H₁₀N₂O₄
Appearance:Brown to Dark Orange Solid
Melting Point:>210°C (dec.)
Molecular Weight:258.23
Storage:-20°C, Inert atmosphere, Light sensitive
Solubility:DMSO (Slightly), Methanol (Slightly)
Category:Standards; Pharmaceutical/API Drug Impurities/Metabolites;
Applications:3-Descarboxy Olsalazine is an impurity of Olsalazine sodium salt (O586000). Olsalazine Sodium Salt is a dimer of Mesalazine (M258100), an anti-inflammatory drug used in the treatment of inflammatory bowel disease and ulcerative colitis.
References:Willoughby, C.P., Gut, 23. 1081 (1982), Scand, J., et al.: Gastroenterol, 20, 607 (1985), Wadworth, A.N., et al.: Drugs, 41, 647 (1991)
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