CAS: 71566-54-6 - C.I.Pigment Red 221

Formula: C₅₀H₄₂Cl₂N₆O₈

InChI: InChI=1S/C50H42Cl2N6O8/c1-25(2)65-49(63)31-17-15-27(5)39(21-31)55-57-43-33-13-9-7-11-29(33)19-35(45(43)59)47(61)53-41-23-38(52)42(24-37(41)51)54-48(62)36-20-30-12-8-10-14-34(30)44(46(36)60)58-56-40-22-32(18-16-28(40)6)50(64)66-26(3)4/h7-26,59-60H,1-6H3,(H,53,61)(H,54,62)

InChI key: InChIKey=KTIRDZPYBSANLK-UHFFFAOYSA-N

SMILES: O=C(OC(C)C)C1=CC=C(C(N=NC2=C(O)C(=CC=3C=CC=CC32)C(=O)NC4=CC(Cl)=C(C=C4Cl)NC(=O)C5=CC=6C=CC=CC6C(N=NC7=CC(=CC=C7C)C(=O)OC(C)C)=C5O)=C1)C

Synonyms:

• 1,1′-Bis(1-methylethyl) 3,3′-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthalenediyl)-2,1-diazenediyl]]bis[4-methylbenzoate]
• 20065
• Benzoic acid, 3,3'-((2,5-dichloro-1,4-phenylene)bis(iminocarbonyl(2-hydroxy-3,1-naphthalenediyl)-2,1-diazenediyl))bis(4-methyl-, 1,1'-bis(1-methylethyl) ester
• Benzoic acid,3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthalenediyl)azo]]bis[4-methyl-bis(1-methylethyl)ester
• Cromophtal Red 2B
• Cromophtal Red K 4035
• Diisopropyl 3,3'-((2,5-dichloro-1,4-phenylene)bis(iminocarbonyl(2-hydroxy-3,1-naphthylene)azo))bis(4-methylbenzoate)
• Einecs 275-639-3
• P.R.221
• Pigment Red 221
• Pr 221
• Red K 4035

C.I.pigment red 221

CAS: 71566-54-6

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• Formula: C₅₀H₄₂Cl₂N₆O₈
• Purity: Min. 95%
• Molecular weight: 925.81 g/mol