1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone

Base Information

Chemical Name:1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone
CAS No.:1022930-33-1
Molecular Formula:C₁₈H₁₈F₃N₃O₂
Molecular Weight:365.355
Hs Code.:

Synonyms:1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone

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Chemical Property of 1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone

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Technology Process of 1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone

There total 4 articles about 1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone 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: 67.0%

: 950785-27-0
1-[(4-iodophenyl)methyl]-2-pyrrolidinone

: 1022931-45-8
3-(trifluoromethyl)-1,4,6,7-tetrahydropyrano[4,3-c]pyrazole

: 1022930-33-1
1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone

Guidance literature:: With potassium carbonate; copper(l) iodide; dimethylaminoacetic acid; In dimethyl sulfoxide; at 190 ℃; for 0.5h; Microwave irradiation;

Reference yield:

: 29943-42-8,143562-54-3
Tetrahydro-4H-pyran-4-one

: 1022930-33-1
1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone

Guidance literature:: Multi-step reaction with 3 steps

1.1: lithium diisopropyl amide / tetrahydrofuran / 0.5 h / -70 °C / Inert atmosphere

1.2: -70 - 20 °C / Inert atmosphere

2.1: hydrazine hydrate / ethanol / 9 h / 60 - 70 °C / Inert atmosphere

3.1: copper(l) iodide; dimethylaminoacetic acid; potassium carbonate / dimethyl sulfoxide / 0.5 h / 190 °C / Microwave irradiation

With copper(l) iodide; dimethylaminoacetic acid; potassium carbonate; hydrazine hydrate; lithium diisopropyl amide; In tetrahydrofuran; ethanol; dimethyl sulfoxide;
DOI:10.1021/jm100679e

Reference yield:

: 16004-15-2
1-bromomethyl-4-iodobenzene

: 1022930-33-1
1-({4-[3-(trifluoromethyl)-6,7-dihydropyrano[4,3-c]pyrazol-1(4H)-yl]phenyl}methyl)-2-pyrrolidinone

Guidance literature:: Multi-step reaction with 2 steps

1.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.5 h / Inert atmosphere; Cooling

1.2: 20 °C / Inert atmosphere

2.1: copper(l) iodide; dimethylaminoacetic acid; potassium carbonate / dimethyl sulfoxide / 0.5 h / 190 °C / Microwave irradiation

With copper(l) iodide; dimethylaminoacetic acid; sodium hydride; potassium carbonate; In dimethyl sulfoxide; N,N-dimethyl-formamide; mineral oil;
DOI:10.1021/jm100679e