tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate

Base Information

• Chemical Name: tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate
• CAS No.: 1187037-71-3
• Molecular Formula: C₃₁H₂₉N₃O₃
• Molecular Weight: 491.59

Synonyms:tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate

Chemical Property of tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate

Chemical Property:

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Technology Process of tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate

There total 1 articles about tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate 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: 85.0%

tert-butyl 5,6-diaza-4-methyl-7-oxo-2,2,6-triphenylsipro[2,4]hept-4-ene-1-carboxylate (1100708-18-6) + chloroacetonitrile (107-14-2) → tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate (1187037-71-3)

Guidance literature:

tert-butyl 5,6-diaza-4-methyl-7-oxo-2,2,6-triphenylsipro[2,4]hept-4-ene-1-carboxylate; With sodium hydride; In N,N-dimethyl-formamide; at 20 ℃; for 1h;

chloroacetonitrile; In N,N-dimethyl-formamide; at 60 ℃; for 1h;

DOI:10.1002/jhet.117

Reference yield: 58.0%

tert-butyyl 2-[5-(cyanomethoxy)-3-methyl-1-phenyl-1H-pyrazol-4-yl]-3,3-diphenylacrylate (1187037-71-3) → tert-butyl 6-cyano-3-methyl-1,5,5-triphenyl-1,4,5,6-tetrahydropyrano[2,3-c]pyrazole-4-carboxylate (1187037-80-4)

Guidance literature:

With sodium hydride; In N,N-dimethyl-formamide; at 20 ℃; for 48h;

DOI:10.1002/jhet.117

upstream raw materials:

tert-butyl 5,6-diaza-4-methyl-7-oxo-2,2,6-triphenylsipro[2,4]hept-4-ene-1-carboxylate

chloroacetonitrile

Downstream raw materials:

tert-butyl 6-cyano-3-methyl-1,5,5-triphenyl-1,4,5,6-tetrahydropyrano[2,3-c]pyrazole-4-carboxylate

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