80573-04-2 Balsalazide (3Z)-3-({4-[(2-carboxyethyl)carbamoyl]phenyl}hydrazono)-6-oxocyclohexa-1,4-diene-1-carboxylic acid
English name:Balsalazide
Synonyms:Colazide;Benzoic acid,5-[(1E)-[4-[[(2-carboxyethyl)amino]carbonyl]phenyl]azo]-2-hydroxy-(9CI);Benzoic acid, 5-[[4-[[(2-carboxyethyl)amino]carbonyl]phenyl]azo]-2-hydroxy-,(E)-;Balsalazida;Balsalazido;Balsalazidum
Specification: 98%
CAS NO.:80573-04-2
Appearance: yellow to orange crystalline powder
Molecular weight: 357.32
Molecular formula: C17H15N3O6
Density:1.44 g/cm3
Melting Point:254-255 C
Item |
Specification |
Specific rotation |
+39.5 to +41.5° |
State of solution(transmittance) |
Clear 98.0% min. |
Chloride[cl] |
0.020% max. |
Ammonium [NH4] |
0.02% max. |
Sulfate[SO4] |
0.020% max |
Iron[Fe] |
10ppm max. |
Heavy metals [Pb] |
10ppm max |
Arsenic[As2O3] |
1ppm max |
Other amino acids |
Chromatographically not detectable |
Loss on drying |
0.20% max. |
Residue on ignition[sulfated] |
0.10% max. |
Assay |
99.0% min |
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