F. Al-Assar

Synthesis and Pharmacological Activity of 1-Hydroxy-, 1-Amino-, and 1-Hydrazino-Substituted 2,3-Dihydro-1H-pyrazolo[1,2-a]pyridazine-5,8-diones and 2,3-Dihydro-1H-pyrazolo[1,2-b]phthalazine-5,10-diones

B. A. Chakchir, K. N. Zelenin, F. Al-Assar, 2002, Pharmaceutical Chemistry Journal.

1H and 13C NMR Study of 1-Hydrazino-2,3-dihydro-1H-pyrazolo[1,2-a]pyridazine-5,8-diones and -1H-pyrazolo[1,2-b]phthalazine-5,10-diones and Their Ring-Chain Tautomerism

K. Pihlaja, J. Sinkkonen, V. Ovcharenko, 2002 .

Synthesis and Pharmacological Activity of 1-Hydroxy-, 1-Amino- and 1-Hydrazino-2,3-dihydro-1H-pyrazolo[1,2-a]pyridazine-5,8-diones and -2,3-dihydro-1H-pyrazolo[1,2-b]phthalazine-5,10-diones.

B. A. Chakchir, K. N. Zelenin, F. Al-Assar, 2003 .

Stereoisomerism and Ring‐Chain Tautomerism in 1‐Hydroxy‐2,3‐dihydro‐1H‐pyrazolo[1,2‐a]pyridazine‐5,8‐diones and 1‐Hydroxy‐ and 1‐Amino‐2,3‐dihydro‐1H‐pyrazolo[1,2‐b]phthalazine‐5,10‐diones

K. Pihlaja, J. Sinkkonen, V. Ovcharenko, 2002 .