diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

Base Information

Chemical Name:diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate
CAS No.:1448308-21-1
Molecular Formula:C₂₅H₂₁ClN₂O₆
Molecular Weight:480.905
Hs Code.:

Synonyms:diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

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Chemical Property of diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

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Technology Process of diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

There total 6 articles about diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-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: 60.0%

: 1448308-13-1
C₁₇H₁₃ClN₂O₂

: 762-21-0
acetylenedicarboxylic acid diethyl ester

: 1448308-21-1
diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

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

Reference yield:

: 51069-84-2
4-chloro-6-methyl-2-oxo-2H-chromene-3-carbaldehyde

: 1448308-21-1
diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-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

Reference yield:

: 106-44-5
p-cresol

: 1448308-21-1
diethyl 3-(4-chloro-6-methyl-2-oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazole-4,5-dicarboxylate

Guidance literature:: Multi-step reaction with 6 steps

1: pyridine / dichloromethane

2: aluminum (III) chloride / 120 °C

3: sodium hydride

4: trichlorophosphate / 2.25 h / -10 - 60 °C

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

6: 10 h / 130 °C

With pyridine; aluminum (III) chloride; sodium hydride; acetic acid; trichlorophosphate; In methanol; dichloromethane; water;
DOI:10.1016/j.ejmech.2013.03.042