Results 111 to 120 of about 10,045 (252)

Pyridazines. VII. Synthesis of Cyanopyridazines.

Chemical and Pharmaceutical Bulletin, 1963
3-Chloro, 3-methyl, 3-methoxy, 3-benzyloxy, and 3-phenyl-6-cyanopyridazine (III, VI, X, XII, XIV) was synthesized from 3-chloro, 3-methyl, 3-methoxy, 3-benzyloxy, and 3-phenylpyridazine 1-oxide (II, V, IX, XI, XIII).
openaire   +3 more sources

Synthesis, crystal structures and biological evaluation of new pyridazine derivatives

, 2019
Bholey Singh, Rohit Bhatia, Balaram Pani, Deepak Gupta   +3 more
openalex   +2 more sources

Electrochemical Characterization and CO2 Reduction Reaction of a Family of Pyridazine-Bridged Dinuclear Mn(I) Carbonyl Complexes [PDF]

, 2023
Jacopo Isopi, Elsa Quartapelle Procopio, Lorenzo Veronese, Marco Malferrari, Giovanni Valenti, Monica Panigati, Francesco Paolucci, Massimo Marcaccio   +7 more
openalex   +1 more source

Improved synthesis of 2-arylhydrazono-3-hydroxy-1-propanones and their utility in efficient synthesis of pyridazine derivatives

, 2011
Nouria A. Al‐Awadi, Maher R. Ibrahim, Alya M. Al‐Etaibi, Mohamed H. Elnagdi   +3 more
openalex   +2 more sources

Polynitrogen Bicyclic and Tricyclic Compounds as PDE4 Inhibitors

Applied Sciences
We report here two new series of designed PDE4 inhibitors, the first one showing the quinoline scaffold recently investigated by us through a fragment-based drug design strategy, and the second consisting of pyrazolo [1′,5′:1,6]pyrimido[4,5-d]pyridazine ...
Claudia Vergelli, Agostino Cilibrizzi, Gabriella Guerrini, Fabrizio Melani, Marta Menicatti, Gianluca Bartolucci, Maria Paola Giovannoni, Letizia Crocetti   +7 more
doaj   +1 more source

Synthesis of Pyridazine Derivatives. IX. Formation of Pyridazines in the ·Reaction of Some Acid Anhydrides with Hydrazines [PDF]

, 1966
Reaction between 4-cyclohexene-1 ;2-dicarboxylic acid anhydride and hydrazine hydrate was investigated. There were obtained d ifferent products depending on reaction conditions but no pyridazines were formed .
B. Stanovnik, F. Kuhelj, M . Tišler
core   +1 more source

Synthesis, Characterization and Cytotoxic Evaluation of New Pyrrolo[1,2-b]pyridazines Obtained via Mesoionic Oxazolo-Pyridazinones. [PDF]

Int J Mol Sci, 2023
Ivan BC, Barbuceanu SF, Hotnog CM, Olaru OT, Anghel AI, Ancuceanu RV, Mihaila MA, Brasoveanu LI, Shova S, Draghici C, Nitulescu GM, Dumitrascu F.   +11 more
europepmc   +1 more source

Regioselectivity of 1,3-dipolar cycloadditions and antimicrobial activity of isoxazoline, pyrrolo[3,4-d]isoxazole-4,6-diones, pyrazolo[3,4-d]pyridazines and pyrazolo[1,5-a]pyrimidines [PDF]

, 2016
Yasser H. Zaki, Abdelwahed R. Sayed, Shaaban A. Elroby   +2 more
openalex   +1 more source

Synthesis and Some Reactions of New Thieno[2,3-c]pyridazine Derivatives [PDF]

, 2002
Etify A. Bakhite
openalex   +1 more source

SYNTHESIS OF NOVEL PYRAZOLE, PYRIDAZINE AND PYRIMIDINE DERIVATIVES CONTAINING SULFONAMIDO MOIETY [PDF]

, 2007
Mohammad E. Azab, E. EL-BOURDANY, Salwa S. Abdelwahab, Enas Soliman   +3 more
openalex   +1 more source