27583-41-1 p-[4-[(3-ethyl-3H-benzoxazol-2-ylidene)ethylidene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-

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Basic

CAS No. 27583-41-1
Product Name p-[4-[(3-ethyl-3H-benzoxazol-2-ylidene)ethylidene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid
Synonyms Benzenesulfonic acid, 4-(4-(2-(3-ethyl-2(3H)-benzoxazolylidene)ethylidene)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-; Benzenesulfonic acid, 4-(4-((3-ethyl-2(3H)-benzoxazolylidene)ethylidene)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-; p-(4-((3-Ethyl-3H-benzoxazol-2-ylidene)ethylidene)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulphonic acid; 4-{(4E)-4-[(2Z)-2-(3-ethyl-1,3-benzoxazol-2(3H)-ylidene)ethylidene]-3-methyl-5-oxo-4,5-dihydro-1H-pyrazol-1-yl}benzenesulfonic acid
Molecular Formula C21H19N3O5S
Molecular Weight 425.4577

Physical property

Density 1.4g/cm3
Refractive index 1.667