Methyl 1-alkyl-4-(diethoxyphosphoryl)-5-oxo-2,5-dihydro-1H-pyrroles-3-carboxylate 4 was synthesized from the reaction of dimethyl 2-(bromomethyl)-3-(diethoxyphosphoryl) fumarate 3-E and primary amines in good yields.
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Title
EFFECTIVE SYNTHESIS OF POLYSUBSTITUTED PYRROLES FROM (E)-DIMETHYL 2-(BROMOMETHYL)-3-(DIETHOXYPHOSPHORYL) FUMARATE