ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate

Base Information

Chemical Name:ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate
CAS No.:1416444-03-5
Molecular Formula:C₃₁H₂₅N₄O₂P
Molecular Weight:516.539
Hs Code.:

Synonyms:ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate

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Chemical Property of ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate

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Technology Process of ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate

There total 1 articles about ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate 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: 87.0%

: 957298-92-9
C₁₃H₁₂N₄O₂

: 603-35-0
triphenylphosphine

: 1416444-03-5
ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate

Guidance literature:: With hexachloroethane; triethylamine; In tetrahydrofuran; at 20 ℃;
DOI:10.1002/ardp.201200142

Reference yield:

: 1416444-03-5
ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate

: 3-ethyl-6-methyl-7-amino-6-(diethoxyphosphoryl)-1-phenyl-5-(phenylimino)-5,6-dihydro-1H-pyrazolo[4,3-b]pyridine-3,6-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: tetrahydrofuran / 12 h / 0 - 5 °C / Inert atmosphere

2: sodium / ethanol / 20 °C

With sodium; In tetrahydrofuran; ethanol;
DOI:10.1002/ardp.201200142

Reference yield:

: 1416444-03-5
ethyl 5-cyano-4-[(triphenylphosphoranylidene)amino]-1,4-dihydropyrazol-3-carboxylate

: diethyl 7-amino-6-(diethoxyphosphoryl)-1-phenyl-5-(phenylimino)-5,6-dihydro-1H-pyrazolo[4,3-b]pyridine-3,6-dicarboxylate

Guidance literature:: Multi-step reaction with 2 steps

1: tetrahydrofuran / 12 h / 0 - 5 °C / Inert atmosphere

2: sodium / ethanol / 20 °C

With sodium; In tetrahydrofuran; ethanol;
DOI:10.1002/ardp.201200142