o-​Cresolphthalein Complexone

CAS: 2411-89-4

Ref. TR-C782150

Product Information

• Name: o-​Cresolphthalein Complexone
• Synonyms: 3',3''-Bis[[bis(carboxymethyl)amino]methyl]-5',5''-dimethyl-phenolphthalein,N,N'-[(3-Oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylene]]bis[N-(carboxymethyl)glycine],3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolphthalein,3,3'-Bis[N,N-di(carboxymethyl)aminomethyl]-o-cresolphthalein, 1,3-Dihydro-3-Oxoisobenzofuran-1-Ylidenebis(6-Hydroxy-5-Methyl-M-Phenylenemethylenenitrilo)Tetra-Acetic Acid, 2,2',2'',2'''-{(3-Oxo-1,3-Dihydro-2-Benzofuran-1,1-Diyl)Bis[(6-Hydroxy-2,5-Dimethylbenzene-3,1-Diyl)Methanediylnitrilo]}Tetraacetic Acid, 2,2',2'',2'''-{(3-Oxo-1,3-Dihydro-2-Benzofuran-1,1-Diyl)Bis[(6-Hydroxy-5-Methylbenzene-3,1-Diyl)Methanediylnitrilo]}Tetraacetic Acid, 2,2'-[(3-Oxo-1,3-Dihydro-2-Benzofuran-1,1-Diyl)Bis{(6-Hydroxy-5-Methylbenzene-3,1-Diyl)Methanediyl[(Carboxymethyl)Imino]}]Diacetate (Non-Preferred Name), 2-[[5-[1-[3-[[Carboxylatomethyl(carboxymethyl)azaniumyl]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxymethyl)azaniumyl]acetate, 3,3′-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolphthalein, 3,3′-Bis[N,N-di(carboxymethyl)aminomethyl]-o-cresolphthalein, Cresolphthalein complexon, Cresolphthalexon, Glycine, N,N′-[(3-oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylene]]bis[N-(carboxymethyl)-, N,N′-[(3-Oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylene]]bis[N-(carboxymethyl)glycine], NSC 298195, Phenolphthalein, 3′,3′′-bis[[bis(carboxymethyl)amino]methyl]-5′,5′′-dimethyl-, Phthalein Complexon, Phthalein Purple, Phthalein complexone, o-Cresolphthalein complexon, o-Cresolphthalexon, o-Cresolphthalexone, o-Cresolphthalexon~Phthalein complexone

Description

Stability Hygroscopic
Applications o-​Cresolphthalein Complexone is an indicator used to identify calcium in solution, turning the solution a violet color. Used in smooth muscle cell analysis. Dyes and metabolites.
References Chen, T., et al.: Biomed. Res. Int., 194362 (2015);

• Brand: TRC

Chemical properties

• Molecular weight: 636.6
• Formula: C₃₂H₃₂N₂O₁₂
• Color/Form: Neat
• InChI: InChI=1S/C32H32N2O12/c1-17-7-21(9-19(29(17)43)11-33(13-25(35)36)14-26(37)38)32(24-6-4-3-5-23(24)31(45)46-32)22-8-18(2)30(44)20(10-22)12-34(15-27(39)40)16-28(41)42/h3-10,43-44H,11-16H2,1-2H3,(H,35,36)(H,37,38)(H,39,40)(H,41,42)
• SMILES: CC(C)CC(=O)C(=O)[O-].[Na+]