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21519-06-2 2,4-dihydro-2-(3-hydroxyphenyl)-5-methyl-4-[[4-(phenylazo)phenyl]azo]-3h-pyrazol-3-one

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Product Name 2,4-dihydro-2-(3-hydroxyphenyl)-5-methyl-4-[[4-(phenylazo)phenyl]azo]-3H-pyrazol-3-one
CAS No. 21519-06-2
Synonyms 3H-Pyrazol-3-one, 2,4-dihydro-2-(3-hydroxyphenyl)-5-methyl-4-(2-(4-(2-phenyldiazenyl)phenyl)diazenyl)-; 2-Pyrazolin-5-one, 1-(m-hydroxyphenyl)-3-methyl-4-((p-(phenylazo)phenyl)azo)-; 2,4-Dihydro-2-(3-hydroxyphenyl)-5-methyl-4-((4-(phenylazo)phenyl)azo)-3H-pyrazol-3-one; 3H-Pyrazol-3-one, 2,4-dihydro-2-(3-hydroxyphenyl)-5-methyl-4-((4-(phenylazo)phenyl)azo)-; 2-(3-hydroxyphenyl)-5-methyl-4-[(E)-{4-[(E)-phenyldiazenyl]phenyl}diazenyl]-2,4-dihydro-3H-pyrazol-3-one
InChI InChI=1/C22H18N6O2/c1-15-21(22(30)28(27-15)19-8-5-9-20(29)14-19)26-25-18-12-10-17(11-13-18)24-23-16-6-3-2-4-7-16/h2-14,21,29H,1H3/b24-23+,26-25+
Molecular Formula C22H18N6O2
Molecular Weight 398.4173
Density 1.32g/cm3
Boiling point 651.7°C at 760 mmHg
Flash point 348°C
Refractive index 1.687