diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

Base Information

Chemical Name:diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate
CAS No.:1448308-66-4
Molecular Formula:C₂₈H₂₂N₂O₆
Molecular Weight:482.492
Hs Code.:

Synonyms:diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

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Chemical Property of diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

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Technology Process of diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

There total 3 articles about diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate 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: 76.0%

: 107096-91-3
(E)-2-(1-(2-phenylhydrazono)ethyl)-3H-benzo[f]chromen-3-one

: 762-21-0
acetylenedicarboxylic acid diethyl ester

: 1448308-66-4
diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

Guidance literature:: at 130 ℃; for 10h;
DOI:10.1016/j.ejmech.2013.03.042

Reference yield:

: 708-06-5
2-hydroxynaphthalene-1-carbaldehyde

: 1448308-66-4
diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

Guidance literature:: Multi-step reaction with 3 steps

1: piperidine / dichloromethane; acetonitrile / 4 h / 20 °C

2: acetic acid / water; methanol / 0.5 h / 60 °C

3: 10 h / 130 °C

With piperidine; acetic acid; In methanol; dichloromethane; water; acetonitrile;
DOI:10.1016/j.ejmech.2013.03.042

Reference yield:

: 727-80-0
3-acetylbenzo[f]coumarin

: 1448308-66-4
diethyl 3-(3-oxo-3H-benzo(f)chromene-2-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: acetic acid / water; methanol / 0.5 h / 60 °C

2: 10 h / 130 °C

With acetic acid; In methanol; water;
DOI:10.1016/j.ejmech.2013.03.042