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Chapter – 4 Studies on different types of reactions…..<br />

4.10.2 Physical Data of 3-{(2E)-3-[3-(substituted phenyl)-1-phenyl-1H-<br />

Code<br />

pyrazol-4-yl] prop-2-enoyl}-4-hydroxy-2H-chromen-2-one (DNJ-801<br />

to DNJ-805)<br />

Substitution<br />

R<br />

MF<br />

MW<br />

(g/m)<br />

MP<br />

(°C)<br />

Department of Chemistry, <strong>Saurashtra</strong> <strong>University</strong>, Rajkot – 360 005 231<br />

Rf<br />

%<br />

Yield<br />

DNJ-801 H C27H18N2O4 434 270-272 0.46 50<br />

DNJ-802 4-NO2 C27H17N3O6 479 262-264 0.52 52<br />

DNJ-803 3-NO2 C27H17N3O6 479 222-224 0.50 48<br />

DNJ-804 4-Cl C27H17ClN2O4 468 250-252 0.44 54<br />

DNJ-805 4-F C27H17FN2O4 452 264-266 0.49 51<br />

Rf value was calculated using solvent system = Hexane : Ethyl Acetate (6<br />

: 4)<br />

O O<br />

OH O<br />

N<br />

N<br />

R

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