Description
Ponceau 4R is a synthetic colourant that may be used as a food colouring. onceau 4R is a strawberry red azo dye which can be used in a variety of food products, and is usually synthesized fromaromatic hydrocarbons; it is stable to light, heat, and acid but fades in the presence of ascorbic acid.
Product information
CAS Number: 2611-82-7
Molecular Weight: 604.47
Formula: C20H11N2Na3O10S3
Chemical Name: trisodium 7-hydroxy-8-[2-(4-sulfonatonaphthalen-1-yl)diazen-1-yl]naphthalene-1,3-disulfonate
Smiles: [Na+].[Na+].[Na+].[O-]S(=O)(=O)C1=CC(=CC2=CC=C(O)C(N=NC3=CC=C(C4=CC=CC=C34)S([O-])(=O)=O)=C21)S([O-])(=O)=O
InChiKey: SWGJCIMEBVHMTA-ZRUFZDNISA-K
InChi: InChI=1S/C20H14N2O10S3.3Na/c23-16-7-5-11-9-12(33(24,25)26)10-18(35(30,31)32)19(11)20(16)22-21-15-6-8-17(34(27,28)29)14-4-2-1-3-13(14)15;;;/h1-10,23H,(H,24,25,26)(H,27,28,29)(H,30,31,32);;;/q;3*+1/p-3/b22-21+;;;
Technical Data
Appearance: Solid Power
Purity: ≥98% (or refer to the Certificate of Analysis)
Solubility: DMSO : 100 mg/mL (165.43 mM; Need ultrasonic). H2O : 25 mg/mL (41.36 mM; Need ultrasonic).
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis
Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.
Shelf Life: ≥12 months if stored properly.
Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.
Drug Formulation: To be determined
HS Tariff Code: 382200
Products are for research use only. Not for human use.
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