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HENAN SUNLAKE ENTERPRISE CORPORATION

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Acid Blue 74

CAS NO.860-22-0

  • Min.Order: 1 Kilogram
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Product Details

Keywords

  • Acid Blue 74
  • 860-22-0
  • C16H8N2Na2O8S2

Quick Details

  • ProName: Acid Blue 74
  • CasNo: 860-22-0
  • Molecular Formula: C16H8N2Na2O8S2
  • Appearance: powder
  • Application: 860-22-0
  • DeliveryTime: within 3-7 days
  • PackAge: as requested
  • Port: China Main Port
  • ProductionCapacity: 300 Kilogram/Month
  • Purity: 98%
  • Storage: store in cool, dry place
  • Transportation: by sea or by air
  • LimitNum: 1 Kilogram

Superiority

Acid Blue 74 Basic information
Product Name: Acid Blue 74
Synonyms: 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
CAS: 860-22-0
MF: C16H8N2Na2O8S2
MW: 466.35
EINECS: 212-728-8
Product Categories: Analytical Chemistry;Food Colors by Food Sanitation Law in Japan;Indicator (pH);pH Indicators;Indicator SolutionsTitration;Indicators;Redox Indicators;Titration
Mol File: 860-22-0.mol
Acid Blue 74 Structure
 
Acid Blue 74 Chemical Properties
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 Information
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 Usage And Synthesis
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.

 

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