Amaranth is a dark red to purple azo dye used as a food dye and to color cosmetics. Amaranth is an anionic dye. It can be applied to natural and synthetic fibers, leather, paper, and phenol-formaldehyde resins.

Product information

CAS Number: 915-67-3

Molecular Weight: 604.47

Formula: C20H11N2Na3O10S3

Chemical Name: trisodium 3-hydroxy-4-[2-(4-sulfonatonaphthalen-1-yl)diazen-1-yl]naphthalene-2,7-disulfonate

Smiles: [Na+].[Na+].[Na+].[O-]S(=O)(=O)C1C=C2C=C(C=CC2=C(N=NC2=CC=C(C3=CC=CC=C23)S([O-])(=O)=O)C=1O)S([O-])(=O)=O

InChiKey: WLDHEUZGFKACJH-ZRUFZDNISA-K

InChi: InChI=1S/C20H14N2O10S3.3Na/c23-20-18(35(30,31)32)10-11-9-12(33(24,25)26)5-6-13(11)19(20)22-21-16-7-8-17(34(27,28)29)15-4-2-1-3-14(15)16;;;/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 : 25 mg/mL (41.36 mM; Need ultrasonic). H2O : 6.67 mg/mL (11.03 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.