(2021/05/29)
(2008/06/13)
(2008/06/13)
(E)-6-methyl-3-(2-phenylhydrazineylidene)-2H-pyran-2,4(3H)-dione
4-hydroxy-6-methyl-2-pyron
benzene diazonium chloride
aniline
hydrogenchloride
6-methyl-4-oxo-1-phenyl-1,4-dihydro-pyridazine-3-carboxylic acid methyl ester
6-methyl-4-oxo-1-phenyl-1,4-dihydro-pyridazine-3-carboxylic acid ethyl ester
6-methyl-1-phenyl-1H-pyridazin-4-one
5-bromo-6-methyl-4-oxo-1-phenyl-1,4-dihydro-pyridazine-3-carboxylic acid
(6-methyl-4-oxo-1-phenyl-1,4-dihydro-pyridazin-3-yl)-carbamic acid ethyl ester