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Acid Blue 74

CAS No.860-22-0
Chemical Name:Acid Blue 74
Synonyms:E132;l-blau2;murabba;1311blue;CI 73015;Greell S;12070blue;acidbluew;c.i.75781;indigotini
CBNumber:CB8231484
Molecular Formula:C16H8N2Na2O8S2
Formula Weight:466.35
MOL File:860-22-0.mol
Acid Blue 74 Property
Melting point : >300°C
density : 1.01 g/mL at 20 °C
refractive index : n20/D 1.335
Colour Index : 73015
Water Solubility : 1 g/100 mL (25 ºC)
Sensitive : Light Sensitive
Merck : 14,4944
BRN : 4103904
Stability:: Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference: 860-22-0(CAS DataBase Reference)
EPA Substance Registry System: 1H-Indole-5-sulfonic acid, 2-(1,3-dihydro-3-oxo-5-sulfo- 2H-indol-2-ylidene)-2,3-dihydro- 3-oxo-, disodium salt(860-22-0)
Safety
Hazard Codes : Xn,Xi
Risk Statements : 22-36/37/38
Safety Statements : 22-24/25-36/37/39-27-26
WGK Germany : 3
RTECS : DU3000000
HS Code : 32041200

Acid Blue 74 Chemical Properties,Usage,Production

Chemical Properties
purple powder
Usage
5,5’Indigodisulfonic Acid Disodium Salt is a food additive that is widely used in the market. 5,5’Indigodisulfonic Acid Disodium Salt was also used as a dye for cationic cotton fabrics.
Definition
ChEBI: An organic sodium salt resulting from the formal condensation of indigo carmine (acid form) with two equivalents of sodium hydroxide. It is an indicator at pH 11.5-14, changing from blue to yellow.
General Description
Indigo to dark blue powder.
Air & Water Reactions
Water soluble.
Reactivity Profile
Sensitive to light. Very sensitive to oxidizing agents. Color is readily discharged by nitric acid, chlorates, etc. Color of aqueous solutions fades on standing.
Fire Hazard
Flash point data for Acid Blue 74 is not available, but Acid Blue 74 is probably combustible.
Acid Blue 74 Preparation Products And Raw materials
Raw materials
Sodium sulfate Manganese dioxide 3,4'-DIAMINODIPHENYLMETHANE SULFUROUS ACID Food Blue 1:1 Indigo Potassium permanganate Benzhydrol Aluminium sulfate Aluminum hydroxide 2-Naphthol Sodium carbonate
Preparation Products
Indigo
Acid Blue 74 Suppliers      Global( 161)Suppliers     
SupplierTelFaxEmailCountryProdListAdvantage
J & K SCIENTIFIC LTD. 400-666-7788 +86-10-82848833+86-10-82849933jkinfo@jkchemical.com;market6@jkchemical.comCHINA 96836 76
Meryer (Shanghai) Chemical Technology Co., Ltd. +86-(0)21-61259100(Shanghai) +86-(0)755-86170099(ShenZhen) +86-(0)10-59487313(Beijing)+86-(0)21-61259102(Shanghai) +86-(0)755-86170066(ShenZhen) +86-(0)10-88580358(Beijing)sh@meryer.comCHINA 40405 62
Alfa Aesar 400-610-6006; 021-67582000021-67582001/03/05saleschina@alfa-asia.comCHINA 30325 84
TCI (Shanghai) Development Co., Ltd. 800-988-0390021-67121385sales@tcishanghai.com.cnCHINA 22833 81
Energy Chemical 021-58432009 / 400-005-6266021-58436166-800info@energy-chemical.comCHINA 44199 61
BePharm Ltd. (Click here for a quote) 40068-59117; 86-21-51816456-8021/8022/8023+86-21-51816740 (China Mainland); +86-21-51816457 (Others)product@bepharm.comCHINA 25006 61
Adamas Reagent, Ltd. 400-600-9262021-51701678mc@titansci.comCHINA 14021 59
Chemfun Medical Technology(Shanghai) Co., Ltd. 021-67220633 & 021-37212706+86-21-67220638chemfun@chemfun.netCHINA 21911 59
Shanghai Hanhong Scientific Co.,Ltd. 021-61525701,021-54306202,021-54302127,021-61521197,021-54308259,13764082696+86-21-54291107jerry.ma@hanhonggroup.comCHINA 28727 64
Chengdu XiYa Chemical Technology Co., Ltd. 4008-626-111028-84752058sale@xiyashiji.comCHINA 9755 57
 
860-22-0(Acid Blue 74)Related Search:
1-DODECANESULFONIC ACID SODIUM SALT Disodium monofluorophosphate Docusate sodium Ethylenediaminetetraacetic acid disodium salt ASCORBICACID phosphoric acid ACID BLUE 1 (E)-1-phenylbut-2-en-1-one 2-Aminotoluene-5-sulfonic acid 3-ETHYLBENZENETHIOL Indoline 1-PHENYL-2-BUTENE 1-aminopropan-2-one 3-ETHYLBENZENESULFONIC ACID Sodium diphenylamine-4-sulfonate 2,6-Dimethyl-7-octen-2-ol CARMINE ACID BLUE 1
Indicator (pH) Food Colors by Food Sanitation Law in Japan pH Indicators 12070blue 1311blue 1H-Indole-5-sulfonicacid,2-(1,3-d 1h-indole-5-sulfonicacid,2-(1,3-dihydro-3-oxo-5-sulfo-2h-indol-2-ylidene)-2,3 1H-Indole-5-sulfonicacid,2-(1,3-dihydro-3-oxo-5-sulfo-2h-indol-2-ylidene)-2,3-dihydro-3-oxo-,disodiumsalt 2’)-biindoline)-5,5’-disulfonicacid,3,3’-dioxo-(delta(supdisodiumsalt 5,5’-indigotindisulfonicacid a.f.blueno.2 acidbluew acidleatherblueic airedalebluein amacidbrilliantblue anilinecarminepowder atulindigocarmine bucacidindigotineb c.i.75781 c.i.acidblue74 c.i.foodblue1 C.I.Foodblue1(73015) c.i.foodblue1,disodiumsalt c.i.naturalblue2 canacertindigocarmine carmineblue(biologicalstain) cilefabluer disodiumindigo-5,5-disulfonate disodiumsaltof1-indigotin-s,s’-disulphonicacid dolkwalindigocarmine edicolsuprabluex grapeblueageigy hdindigocarmine hdindigocarminesupra hexacertblueno.2 hexacolindigocarminesupra Indigo-5,5’-disulphonicacid,disodiumsalt indigocarmine(biologicalstain) indigocarminea indigocarmineac indigocarminebp indigocarmineconc.fq indigocarminedisodiumsalt indigocarminepowder indigocarminex indigodisulfonate(biologicalstain) indigoextract indigo-karmin indigotin-5,5’-disulfonicaciddisodiumsalt indigotineb indigotinebluelz indigotineconc.powder indigotinedisodiumsalt indigotineextrapurea indigotinei indigotinelake indigotinen indigotini
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