上游原料
Morpholine3,6-Dichloropyridazine4-(6-hydrazino-3-pyridazinyl)morpholineAcetoacetic acid tert-butyl ester;3-Oxo-butanoic acid 1,1-dimethylethyl estertert-butyl 3-oxobutanoate3-chloro-6-hydrazinopyridazine1,7,7-trimethylbicyclo[2.2.1]heptan-2-one N-(6-chloro-3-pyridazinyl)hydrazone1,7,7-trimethylbicyclo[2.2.1]heptan-2-one N-[6-(4-morpholinyl)-3-pyridazinyl]hydrazonetert-butyl propiolate1,7,7-trimethylbicyclo[2.2.1]heptan-2-one
