103688-17-1Relevant articles and documents
Intramolecular Cycloaddition Approach to Fused Pyrazoles: Access to 4,5-Dihydro-2 H -pyrazolo[4,3- c ]quinolines, 2,8-Dihydroindeno[2,1- c ]pyrazoles, and 4,5-Dihydro-2 H -benzo[ e ]indazoles
Jash, Moumita,Das, Bimolendu,Sen, Suparna,Chowdhury, Chinmay
, p. 1511 - 1520 (2017/12/26)
A straightforward and efficient method for the synthesis of pyrazoles fused with 1,2,3,4-tetrahydroquinoline, 2,3-dihydro-1 H -indene, or 1,2,3,4-tetrahydronaphthalene involves the formation of the tosylhydrazone from an aromatic substrate carrying aldehy
Antifertility Agents: Part XLIII - Synthesis of 3-Aryl-4,5-dihydro-2-substituted-5-tosyl-2H-pyrazoloquinolines and 2,4-Dihydro-3-phenylbenzopyranopyrazoles and Their Derivatives
Sangwan, Naresh K.,Kelkar, Prabhakar M.,Rastogi, Shri Nivas,Anand, N.
, p. 639 - 644 (2007/10/02)
2,3-Dihydro-1-tosyl-4(1H)-quinolones (5-7) on formylation give the corresponding 3-hydroxymethylene derivatives (11-13) of which 12 and 13 react with piperazine to afford N,N-bis-substituted piperazines (15 and 16).Refluxing of 11-13 with substituted hydr