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| Product | Description | |
|---|---|---|
| Chrysophenine | Chrysophenine. Group: Biochemicals. Alternative Names: Direct Yellow 12; CI 24895. Grades: Highly Purified. CAS No. 2870-32-8. Pack Sizes: 100g, 250g, 500g, 1kg. US Biological Life Sciences. |  Worldwide |
| Chrysophenine ≥65% (Dye content) | Chrysophenine ≥65% (Dye content). Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 25g, 100g, 250g, 1Kg. US Biological Life Sciences. | Worldwide |
| Direct Yellow 12 | Direct Yellow 12. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Chrysophenine, Chrysophenine G, Chrysophenine J, Chrysophenine Y, Aurophenine O, Chrysophenine GP, Chrysophenine NS, Direct Yellow C, Benzo Yellow LG, Erie Yellow Y, Chrysophenine ESP, Cotton Yellow CH, Direct Yellow CV, Chrysophenine Extra, Fenamin Yellow CP, Diazamine Yellow C, Direct Yellow CHD, Benzanil Yellow CH, Fixanol Yellow 3G, Vondacel Yellow CG. Product Category: Direct Dyes. Appearance: orange crystalline powder. CAS No. 2870-32-8. Molecular formula: C30H26N4Na2O8S2. Mole weight: 680.66. Purity: Dye content >70%. IUPACName: sodium 5-(4-ethoxyphenyl)diazenyl-2-[2-[4-(4-ethoxyphenyl)diazenyl-2-sulfophenyl]ethenyl]benzenesulfonic acid. Canonical SMILES: CCOC1=CC=C(C=C1)N=NC2=CC(=C(C=C2)C=CC3=C(C=C(C=C3)N=NC4=CC=C(C=C4)OCC)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]. ECNumber: 220-698-2. Product ID: ACM2870328. Alfa Chemistry ISO 9001:2015 Certified. |  |
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