1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

Base Information

Chemical Name:1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one
CAS No.:1426688-86-9
Molecular Formula:C₂₄H₂₃F₃N₄O
Molecular Weight:440.468
Hs Code.:

Synonyms:1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

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Chemical Property of 1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

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Technology Process of 1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

There total 5 articles about 1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one 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:

: 1426688-71-2
1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

: 74427-22-8
2,2-difluoroethyl triflate

: 1426688-86-9
1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

Guidance literature:: With N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃; Sealed tube;

Reference yield:

: 205383-87-5
tert-butyl 2-oxospiro[indoline-3,3’-pyrrolidine]-1'-carboxylate

: 1426688-86-9
1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

Guidance literature:: Multi-step reaction with 4 steps

1: potassium carbonate / acetonitrile / 20 °C

2: caesium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / tetrahydrofuran; water / 0.17 h / 160 °C / Microwave irradiation; Sealed tube

3: trifluoroacetic acid / 2 h / 20 °C

4: N-ethyl-N,N-diisopropylamine / dichloromethane / 20 °C / Sealed tube

With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium carbonate; caesium carbonate; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; In tetrahydrofuran; dichloromethane; water; acetonitrile;

Reference yield:

: 1426689-05-5
tert-butyl 1-(4-bromo-2-fluorobenzyl)-2-oxospiro[indoline-3,3'-pyrrolidine]-1'-carboxylate

: 1426688-86-9
1'-(2,2-difluoroethyl)-1-(2-fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)spiro[indoline-3,3'-pyrrolidin]-2-one

Guidance literature:: Multi-step reaction with 3 steps

1: caesium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / tetrahydrofuran; water / 0.17 h / 160 °C / Microwave irradiation; Sealed tube

2: trifluoroacetic acid / 2 h / 20 °C

3: N-ethyl-N,N-diisopropylamine / dichloromethane / 20 °C / Sealed tube

With dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; caesium carbonate; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; In tetrahydrofuran; dichloromethane; water;