ATC-CODE: V04CH02 

CAS: 000860220
NAME: 1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt
2-(1,3-Dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonic acid, disodium salt
CI 73015
Indigo carmine
Indigotindisulfonate Sodium
SYSTEMATIC NAME:
(delta(sup 2,2')-Biindoline)-5,5'-disulfonic acid, 3,3'-dioxo-, disodium salt
(delta2,2'-Biindoline)-5,5'-disulfonic acid, 3,3'-dioxo-, disodium salt (8CI)
1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt
Disodium 5,5'-(2-(1,3-dihydro-3-oxo-2H-indazol-2-ylidene)-1,2-dihydro-3H-indol-3-one)disulphonate
FD&C Blue No. 2
CLASSIFICATION CODE:
Diagnostic aid [cystoscopy]
Drug / Therapeutic Agent
Dyes
Indicators and reagents
Mutation data
Renal agents
Tumor data
FORMULA:
C16-H10-N2-O8-S2.2Na
C16-H8-N2-Na2-O8-S2
C16-H8-N2-O8-S2.2Na
MIXTURE:
SYNONYMS: (delta2,2'-Biindoline)-5,5'-disulfonic acid, 3,3'-dioxo-, disodium salt
12070 Blue
1311 Blue
1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-, disodium salt
A.F. Blue No. 2
AI3-09087
Acid Blue 74
Acid Blue W
Acid Leather Blue IC
Airedale Blue IN
Amacid Brilliant Blue
Aniline Carmine powder
Atul Indigo Carmine
Bucacid indigotine B
C.I. 73015
C.I. 75781
C.I. Acid Blue 74
C.I. Food Blue 1
C.I. Food Blue 1, disodium salt
C.I. Natural Blue 2
CCRIS 1865
CI 73015
Canacert Indigo Carmine
Carmine Blue (biological stain)
Cilefa Blue R
Dinatrium 3,3'-dioxo-(delta2,2'-biindolin)-5,5'-disulfonat
Dinatrium indigolin-5,5'-disulfonat
Disodium 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-1H-indole-5-sulfonate
Disodium 3,3'-dioxo-(delta(sup 2,2')-biindoline)-5,5'-disulfonate
Disodium 3,3'-dioxo-(delta2,2'-biindoline)-5,5'-disulfonate
Disodium 5,5'-disulfoindigo
Disodium 5,5'-indigotin disulfonate
Disodium indigo-5,5-disulfonate
Disodium salt of 1-indigotin-S,S'-disulfonic acid
Disodium salt of 1-indigotin-S,S'-disulphonic acid
Dolkwal Indigo Carmine
E 132
EINECS 212-728-8
Edicol Supra Blue X
FD and C Blue No. 2
Food Blue 1
Food Blue 2
Food Blue No. 1
Food Blue No. 2
Grape Blue A
Grape Blue A Geigy
HD Indigo Carmine
HD Indigo Carmine Supra
Hexacert Blue No. 2
Hexacol Indigo Carmine Supra
Indigo Carmine
Indigo Carmine (biological stain)
Indigo Carmine A
Indigo Carmine AC
Indigo Carmine BP
Indigo Carmine Conc. FQ
Indigo Carmine X
Indigo Carmine disodium salt
Indigo Carmine powder
Indigo disulfonate (biological stain)
Indigo extract
Indigo-karmin [German]
Indigocarmin
Indigotin I
Indigotin-5,5'-disulfonic acid disodium salt
Indigotine
Indigotine B
Indigotine Blue LZ
Indigotine Conc. Powder; Indigotine Extra Pure A
Indigotine Extra Pure A
Indigotine I
Indigotine IA
Indigotine Lake
Indigotine N
Indigotine conc. powder
Indigotine disodium salt
Indocarmine F
Intense Blue
L Blue Z 5010
L-Blau 2 [German]
Maple Indigo Carmine
Mitsui Indigo Carmine
Modr Kysela 74 [Czech]
Modr Pigment 63 [Czech]
Modr Potravinarska 1 [Czech]
Murabba
NSC 8646
Sachsischblau
San-ei Indigo Carmine
Schultz Nr. 1309 [German]
Sodium 5,5'-indigotindisulfonate
Sodium indigo-5,5'-bisulfonate
Sodium indigotindisulfonate
Soluble indigo
Sumitomo Wool Blue SBC
Usacert Blue No. 2

NUMBER OF ROTATABLE BONDS:	2
NUMBER OF CHIRAL CENTERS:	0
NUMBER OF HYDROGEN BOND ACCEPTORS:	10
NUMBER OF HYDROGEN BOND DONORS:	2
SUM OF PARTIAL CHARGES:	-2.00
SUM OF FORMAL CHARGES:	-2.00
MOLECULAR DENSITY:	1.64
SURFACE AREA:	304.77
POLARIZABILITY:	17199.64
DIPOLE MAGNITUDE:	3.06
DIPOLE-X:	-2.81
DIPOLE-Y:	-1.21
DIPOLE-Z:	-0.07
RADIUS OF GYRATION:	4.94
MOLECULAR WEIGHT:	419.97