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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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Product Name p-[4-[(3-ethyl-3H-benzoxazol-2-ylidene)ethylidene]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]benzenesulphonic acid
CAS No. 27583-41-1
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
InChI InChI=1/C21H19N3O5S/c1-3-23-18-6-4-5-7-19(18)29-20(23)13-12-17-14(2)22-24(21(17)25)15-8-10-16(11-9-15)30(26,27)28/h4-13H,3H2,1-2H3,(H,26,27,28)/b17-12+,20-13-
Molecular Formula C21H19N3O5S
Molecular Weight 425.4577
Density 1.4g/cm3
Refractive index 1.667