Basic Yellow 21
[CAS# 6359-50-8]

Identification

• Classification: Dyes and pigments >> Dyes >> Cationic dye
• Name: Basic Yellow 21
• Synonyms: (2E)-1,3,3-Trimethyl-2-[2-(2-Methylindolin-1-Ium-1-Ylidene)Ethylidene]Indoline Chloride; (2E)-1,3,3-Trimethyl-2-[2-(2-Methyl-1-Indolin-1-Iumylidene)Ethylidene]Indoline Chloride; 1H-Indolium, 1-((1,3-Dihydro-1,3,3-Trimethyl-2H-Indol-2-Ylidene)Ethylidene)-2,3-Dihydro-2-Methyl-, Chloride
• Molecular Formula: C₂₂H₂₅ClN₂
• Molecular Weight: 352.91
• CAS Registry Number: 6359-50-8 (12270-31-4)
• EINECS: 228-800-7
• SMILES: C1=CC2=C(C=C1)CC([N+]2=CC=C4N(C3=C(C=CC=C3)C4(C)C)C)C.[Cl-]
• InChI: 1S/C22H25N2.ClH/c1-16-15-17-9-5-7-11-19(17)24(16)14-13-21-22(2,3)18-10-6-8-12-20(18)23(21)4;/h5-14,16H,15H2,1-4H3;1H/q+1;/p-1
• InChIKey: DSZCWNRVMXBILR-UHFFFAOYSA-M