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This literature about this compound(137195-33-6)Recommanded Product: 2,3-Dihydrocinnolin-4(1H)-one hydrochloridehas given us a lot of inspiration, and I hope that the research on this compound(2,3-Dihydrocinnolin-4(1H)-one hydrochloride) can be further advanced. Maybe we can get more compounds in a similar way.

Groszkowski, Stefan; Stanczak, Andrzej published the article 《Synthesis of new derivatives of [1,2,5]triazepino[1,2-a]cinnoline. I. Synthesis of 4-oxo-1,2,3,4-tetrahydrocinnoline hydrochlorides》. Keywords: oxotetrahydrocinnoline hydrochloride; cinnoline oxotetrahydro.They researched the compound: 2,3-Dihydrocinnolin-4(1H)-one hydrochloride( cas:137195-33-6 ).Recommanded Product: 2,3-Dihydrocinnolin-4(1H)-one hydrochloride. Aromatic heterocyclic compounds can be divided into two categories: single heterocyclic and fused heterocyclic. In addition, there is a lot of other information about this compound (cas:137195-33-6) here.

The title cinnolines (I, R1 = R3 = R4 = H, R2 = H, Cl, Me; R1 = R2 = R3 = H, R4 = Cl, Me, OMe; R1 = R4 = H, R2 = R3 = OMe; R2 = R3 = R4 = H, R1 = Cl) were prepared by reduction of appropriately substituted 4-hydroxycinnlines (70-80% yields) and 4-hydroxy-3-cinnolinecarboxylic acids (55-67% yields) with Zn dust in AcOH-EtOH.

This literature about this compound(137195-33-6)Recommanded Product: 2,3-Dihydrocinnolin-4(1H)-one hydrochloridehas given us a lot of inspiration, and I hope that the research on this compound(2,3-Dihydrocinnolin-4(1H)-one hydrochloride) can be further advanced. Maybe we can get more compounds in a similar way.

Reference:
Cinnoline – Wikipedia,
Cinnoline – an overview | ScienceDirect Topics