Details for Direct Red 23
Direct Red 23
111Category: Dyestuffs and Pigments/Direct Dyes
CAS NO: 3441-14-3 EC NO: 222-348-4 Molecular Formula: C35H27N7O10S2 Molecular Weight: 769.7598 Specification: InChI: InChI=1/C35H27N7O10S2/c1-19(43)36-22-7-9-24(10-8-22)40-42-32-30(54(50,51)52)18-21-16-26(12-14-28(21)34(32)45)38-35(46)37-25-11-13-27-20(15-25)17-29(53(47,48)49)31(33(27)44)41-39-23-5-3-2-4-6-23/h2-18,39-40H,1H3,(H,36,43)(H2,37,38,46)(H,47,48,49)(H,50,51,52)/b41-31-,42-32- Synonyms: C.I. 29160;C.I. Direct Red 23 (VAN);C.I. Direct Red 23, disodium salt;C.I. Direct Red 23;C.I. Direct Red 23, disodium salt;Direct Red 23;Scarlet 4BS;disodium 4-oxo-3-(2-{4-[(2-oxoethyl)amino]phenyl}hydrazinylidene)-6-({[(6E)-5-oxo-6-(2-phenylhydrazinylidene)-7-sulfonato-5,6-dihydronaphthalen-2-yl]carbamoyl}amino)-3,4-dihydronaphthalene-2-sulfonate;(3E)-3-{2-[4-(acetylamino)phenyl]hydrazinylidene}-4-oxo-7-({[(6E)-5-oxo-6-(2-phenylhydrazinylidene)-7-sulfo-5,6-dihydronaphthalen-2-yl]carbamoyl}amino)-3,4-dihydronaphthalene-2-sulfonic acid;Direct Scarlet 4BS; Molecular Structure: 
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