Identification |
Name: | 1H-Indole-5-sulfonicacid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-,sodium salt (1:2) |
Synonyms: | Canacert IndigoCarmine;Carmine Blue;Disodium 5,5'-indigotin disulfonate;DolkwalIndigo Carmine;Indigotine Carmine;Indigotine Extra Pure A;Indigotine disodiumsalt;Indocarmine F;Intense Blue;Japan Blue 2;Mitsui Indigo Carmine;San-ei Indigo Carmine;Sodium 5,5'-indigotindisulfonate;1H-Indole-5-sulfonicacid, 2-(1,3-dihydro-3-oxo-5-sulfo-2H-indol-2-ylidene)-2,3-dihydro-3-oxo-,disodium salt (9CI);C.I. Acid Blue 74 (6CI);[D2,2'-Biindoline]-5,5'-disulfonic acid, 3,3'-dioxo-,disodium salt (8CI);5,5'-Indigodisulfonic acid disodiumsalt;Amacid Brilliant Blue; |
CAS: | 860-22-0 |
EINECS: | 212-728-8 |
Molecular Formula: | C16H10N2Na2O8S2 |
Molecular Weight: | 466.35 |
InChI: | InChI=1/C16H10N2O8S2.2Na/c19-15-9-5-7(27(21,22)23)1-3-11(9)17-13(15)14-16(20)10-6-8(28(24,25)26)2-4-12(10)18-14;;/h1-6,17-18H,(H,21,22,23)(H,24,25,26);;/q;2*+1/b14-13+;; |
Molecular Structure: |
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Properties |
Stability: | Stable. Incompatible with strong oxidizing agents. |
Refractive index: | n20/D 1.335 |
Solubility: | 1 g/100 mL (25 oC) |
Appearance: | purple powder |
Specification: |
?The chemical synonymous of FD&C blue No. 2(CAS No.:860-22-0) are?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 ;?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 .
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Report: |
Reported in EPA TSCA Inventory. EPA Genetic Toxicology Program.
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HS Code: | 32041200 |
Storage Temperature: | Keep containers tightly closed. Store protected from light. Store in a cool, dry area away from incompatible substances. |
Sensitive: | Light Sensitive |
Usage: | Used in drugs, cosmetics; baked goods, cereals, snack foods, ice cream, confections, cherries, biscuits, sweets and test kidney function. |
Safety Data |
Hazard Symbols |
Xn:Harmful
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