N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide

Base Information

Chemical Name:N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide
CAS No.:1292827-15-6
Molecular Formula:C₃₃H₃₈N₄O
Molecular Weight:506.691
Hs Code.:

Synonyms:N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide

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Chemical Property of N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide

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Technology Process of N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide

There total 6 articles about N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide 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:

: C₂₁H₂₀ClN₃O

: 1268168-26-8
3-(4-methylphenyl)pentan-3-amine hydrochloride

: 1292827-15-6
N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide

Guidance literature:: With triethylamine; In toluene; at 60 ℃;
DOI:10.1016/j.bmc.2011.02.001

Reference yield:

: 1292827-58-7
ethyl 7,7-dimethyl-2,5-diphenyl-4,7-dihydropyrazolo[1,5-a]pyrimidine-3-carboxylate

: 1292827-15-6
N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide

Guidance literature:: Multi-step reaction with 4 steps

1: sodium tetrahydroborate / ethanol / 0 - 20 °C

2: potassium hydroxide / ethanol; water / 23 h / 80 °C

3: oxalyl dichloride; N,N-dimethyl-formamide / tetrahydrofuran / 20 °C

4: triethylamine / toluene / 60 °C

With sodium tetrahydroborate; oxalyl dichloride; triethylamine; N,N-dimethyl-formamide; potassium hydroxide; In tetrahydrofuran; ethanol; water; toluene;
DOI:10.1016/j.bmc.2011.02.001

Reference yield:

: 1292827-66-7
ethyl 7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrimidine-3-carboxylate

: 1292827-15-6
N-[1-ethyl-1-(4-methylphenyl)propyl]-7,7-dimethyl-2,5-diphenyl-4,5,6,7-tetrahydopyrazolo[1,5-a]pyrimidine-3-carboxamide

Guidance literature:: Multi-step reaction with 3 steps

1: potassium hydroxide / ethanol; water / 23 h / 80 °C

2: oxalyl dichloride; N,N-dimethyl-formamide / tetrahydrofuran / 20 °C

3: triethylamine / toluene / 60 °C

With oxalyl dichloride; triethylamine; N,N-dimethyl-formamide; potassium hydroxide; In tetrahydrofuran; ethanol; water; toluene;
DOI:10.1016/j.bmc.2011.02.001