2-Amino-5-[(4-Amino-3-Sulfophenyl)(4-Imino-3-Sulfo-2,5-Cyclohexadien-1-Ylidene)Methyl]-3-Methyl-Benzenesulfonic Acid Calcium Salt (1:1)
[CAS# 136132-76-8]

Identification

• Name: 2-Amino-5-[(4-Amino-3-Sulfophenyl)(4-Imino-3-Sulfo-2,5-Cyclohexadien-1-Ylidene)Methyl]-3-Methyl-Benzenesulfonic Acid Calcium Salt (1:1)
• Synonyms: FUCHSIN SS CALCIUM SALT; ACID RUBIN CALCIUM SALT; FUSCHIN S CALCIUM SALT
• Molecular Formula: C₂₀H₁₇CaN₃O₉S₃
• Molecular Weight: 579.64
• CAS Registry Number: 136132-76-8
• SMILES: Cc1cc(cc(c1N)S(=O)(=O)[O-])/C(=C\1/C=CC(=N)C(=C1)S(=O)(=O)O)/c1ccc(c(c1)S(=O)(=O)[O-])N.[Ca+2]
• InChI: 1S/C20H19N3O9S3.Ca/c1-10-6-13(9-18(20(10)23)35(30,31)32)19(11-2-4-14(21)16(7-11)33(24,25)26)12-3-5-15(22)17(8-12)34(27,28)29;/h2-9,21H,22-23H2,1H3,(H,24,25,26)(H,27,28,29)(H,30,31,32);/q;+2/p-2/