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

mp :

>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 :

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.

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 Aluminium hydroxide 2-Naphthol Sodium carbonate

Preparation Products
Indigo

Acid Blue 74 Suppliers Global( 146)Suppliers

Supplier	Tel	Fax	Email	Country	ProdList	Advantage
Shanghai Aladdin Bio-Chem Technology Co.,LTD	021-20337333/400-620-6333	021-50323701	sale@aladdin-e.com	CHINA	24330	65
J & K SCIENTIFIC LTD.	--	--	jkinfo@jkchemical.com;market3@jkchemical.com	CHINA	96847	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.com	CHINA	40407	62
Alfa Aesar	400-610-6006; 021-67582000	021-67582001/03/05	saleschina@alfa-asia.com	CHINA	30333	84
TCI (Shanghai) Development Co., Ltd.	--	--	info@chemicalbook.com	CHINA	22159	81
Energy Chemical	021-58432009 / 400-005-6266	021-58436166-800	info@energy-chemical.com	CHINA	44198	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.com	CHINA	24999	61
Adamas Reagent, Ltd.	400-600-9262	021-51701678	mc@titansci.com	CHINA	13697	59
Chemfun Medical Technology(Shanghai) Co., Ltd.	021-67220633 & 021-37212706	+86-21-67220638	chemfun@chemfun.net	CHINA	21915	59
Shanghai Hanhong Chemical Co., Ltd.	021-61521197,021-60496702,021-54302127,021-54306202,021-61525701,021-54308259	+86-21-54291107	jerry.ma@hanhonggroup.com	CHINA	28730	64

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