Basic information
CAS
2411-89-4
EINECS
219-318-8
Molecular Formula
C32H30N2O12
Molecular Weight
634.5879
English Name
o-Cresolphthalein Complexone
Synonyms
o-Cresolphthalexon~Phthalein complexone, Phthalein Complexon, phthalein purple, 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-5-methylbenzene-3,1-diyl)methanediylnitrilo]}tetraacetic 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'-[(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)
Physical and Chemical Properties
Melting point
181℃
Boiling point
892.1°C at 760 mmHg
Flash point
493.4°C
Water Solubility
SLIGHTLY SOLUBLE
Vapour Pressure
3.5E-34mmHg at 25°C
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