Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat

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Chemical Name:Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat
CAS No.:156760-54-2
Molecular Formula:C₂₆H₂₂N₄O₅
Molecular Weight:470.484
Hs Code.:

Synonyms:Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat

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Chemical Property of Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat

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Technology Process of Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat

There total 2 articles about Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

: 154848-25-6
(+/-)-Ethyl-4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-carboxylat

: 156760-54-2
Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat

Guidance literature:: Multi-step reaction with 2 steps

1: 90 percent / 6N HCl / methanol / 3 h / Heating

2: 1.) 1.0M LiHMDS / 1.) THF, hexane, -78 deg C, 30 min, 2.) THF, hexane, -78 deg C, 3 min

With hydrogenchloride; lithium hexamethyldisilazane; In methanol;
DOI:10.1002/ardp.19943270706

Reference yield:

: 2449-05-0
dibenzyl azodicarboxylate

: 4,5-Dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin

: 156760-54-2
Dibenzyl-1-(4,5-dihydro-3-oxo-3H-pyrazolo<4,3,2-i,j>chinolin-4-yl)-1,2-hydrazindicarboxylat

Guidance literature:: With lithium hexamethyldisilazane; Yield given. Multistep reaction; 1.) THF, hexane, -78 deg C, 30 min, 2.) THF, hexane, -78 deg C, 3 min;
DOI:10.1002/ardp.19943270706