143160-47-8Relevant articles and documents
A NEW HETEROCYCLIC RING SYSTEM: SYNTHESIS OF PYRAZOLOPYRIMIDOPHTHALAZINE DERIVATIVES
Santagati, Maria,Santagati, Andrea,Modica, Maria,Russo, Filippo
, p. 923 - 927 (2007/10/02)
Derivatives (5-7) of a new heterocyclic system containing the pyrimidophthalazine skeleton were obtained by condensation of phthalic anhydride with the appropriate hydrazides (2-4).Moreover the preparation of 9-substituted 1H-pyrazolopyr