Catalogue Number: | O-053001 |
Compound Name: | Orange B |
Synonyms: | 4-((3-(ethoxycarbonyl)-5-oxo-1-(4-sulfophenyl)-4,5-dihydro-1H-pyrazol-4-yl)diazenyl)naphthalene-1-sulfonic acid, sodium salt (1:2) |
CAS#: | 15139-76-1 |
Alternate CAS#: | 732922-62-2 (free acid) |
Molecular Formula: | C22H16N4O9S2. 2 Na |
Molecular Weight: | 544.51 2*22.99 |