CAS 2411-89-4: o-Cresolphthalein complexone

Description:o-Cresolphthalein complexone, with the CAS number 2411-89-4, is a chemical compound commonly used as a chelating agent in analytical chemistry. It is particularly effective in complexing metal ions, making it valuable in titrations and colorimetric assays. The compound exhibits a distinct color change when it binds to certain metal ions, such as calcium and magnesium, which allows for visual detection and quantification. o-Cresolphthalein complexone is typically soluble in organic solvents and has a moderate solubility in water, depending on the pH of the solution. Its structure features a phenolic group, which contributes to its ability to form stable complexes with metal ions. This property makes it useful in various applications, including water hardness testing and in the determination of metal concentrations in environmental samples. Additionally, it is important to handle this compound with care, as it may pose health risks if ingested or inhaled, and appropriate safety measures should be taken during its use.

Formula:C₃₂H₃₂N₂O₁₂

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)

InChI key:InChIKey=IYZPEGVSBUNMBE-UHFFFAOYSA-N

SMILES:O=C(O)CN(CC(=O)O)CC=1C=C(C=C(C1O)C)C2(OC(=O)C=3C=CC=CC32)C=4C=C(C(O)=C(C4)CN(CC(=O)O)CC(=O)O)C

Synonyms:
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)-
See more synonyms
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

Found 10 products.

Product data	Purity	Price range	Estimated delivery
o-Cresolphthalein complexone, indicator grade REF: 02-L03859CAS: 2411-89-4	- - -	29.00 €~261.00 €	Mon 17 Mar 25
Glycine,N,N'-[(3-oxo-1(3H)-isobenzofuranylidene)bis[(6-hydroxy-5-methyl-3,1-phenylene)methylene]]bis[N-(carboxymethyl)- REF: IN-DA00IKHICAS: 2411-89-4	98%	28.00 €~99.00 €	Fri 21 Mar 25
o-Cresolphthalein Complexone REF: 54-OR1014525CAS: 2411-89-4	- - -	122.00 €~511.00 €	Mon 24 Mar 25
o-Cresolphthalein complexone REF: 7W-GT0978CAS: 2411-89-4	- - -	23.00 €~428.00 €	Mon 24 Mar 25
o-Cresolphthalein Complexone, pure REF: AC-18244CAS: 2411-89-4	- - -	To inquire	Mon 24 Mar 25
o-Cresolphthalein Complexone REF: TM-T9241CAS: 2411-89-4	- - -	35.00 €~663.00 €	Fri 28 Mar 25
o-Cresolphthalein Complexone REF: TR-C782150CAS: 2411-89-4	- - -	92.00 €~135.00 €	Mon 31 Mar 25
o-Cresolphthalein Complexone (Phthalein Purple) extrapure AR, 80% REF: SR-64982CAS: 2411-89-4	80%	18.00 €~84.00 €	Mon 21 Apr 25
Phthalein purple REF: 3D-FP47250CAS: 2411-89-4	80%	127.00 €~986.00 €	Fri 16 May 25
Phthalein purple,98% REF: 3D-FP182372CAS: 2411-89-4	Min. 95%	- - -	Discontinued product