[STUDIES OF REARRANGEMENT REACTION. VII. RING CONTRACTION REACTION FROM PYRIDAZONE DERIVATIVES TO PYRAZOLONE DERIVATIVES. 2].
D002626:Chemistry, Pharmaceutical; D010604:Pharmacy; D011720:Pyrazoles; D047069:Pyrazolones; D011724:Pyridazines; D012106:Research
D011720:Pyrazoles; D047069:Pyrazolones; D011724:Pyridazines
CHEMISTRY, PHARMACEUTICAL; EXPERIMENTAL LAB STUDY; PYRAZOLES; PYRIDAZINES