3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one

Base Information

Chemical Name:3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one
CAS No.:1575810-65-9
Molecular Formula:C₂₄H₁₉Cl₂F₄NO₃
Molecular Weight:516.319
Hs Code.:

Synonyms:3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one

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Chemical Property of 3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one

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Technology Process of 3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one

There total 5 articles about 3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-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:

: 1575810-60-4
3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one hydrochloride

: 79-30-1
isobutyryl chloride

: 1575810-65-9
3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one

Guidance literature:: With triethylamine; In dichloromethane; at 20 ℃; Cooling with ice;

Reference yield:

: 1398610-04-2
tert-butyl 6-[(E/Z)-3-(3,5-dichloro-4-fluoro-phenyl)-4,4,4-trifluoro-but-2-enoyl]spiro[1H-isobenzofuran-3,3'-azetidine]-1'-carboxylate

: 1575810-65-9
3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one

Guidance literature:: Multi-step reaction with 2 steps

1: hydrogenchloride / methanol / 0.12 h / 120 °C / Microwave irradiation

2: triethylamine / dichloromethane / 20 °C / Cooling with ice

With hydrogenchloride; triethylamine; In methanol; dichloromethane;

Reference yield:

: 1398609-80-7
tert-butyl 6-bromospiro[1H-isobenzofuran-3,3‘-azetidine]-1‘-carboxylate

: 1575810-65-9
3-(3,5-dichloro-4-fluorophenyl)-4,4,4-trifluoro-1-(1-isobutyryl-3'H-spiro[azetidine-3,1'-isobenzofuran]-5'-yl)but-2-en-1-one

Guidance literature:: Multi-step reaction with 4 steps

1: 1,3-bis-(diphenylphosphino)propane; palladium diacetate; triethylamine / ethanol / 16 h / 96 °C / Autoclave; Inert atmosphere

2: caesium carbonate / toluene / 16 h / 110 °C

3: hydrogenchloride / methanol / 0.12 h / 120 °C / Microwave irradiation

4: triethylamine / dichloromethane / 20 °C / Cooling with ice

With hydrogenchloride; 1,3-bis-(diphenylphosphino)propane; palladium diacetate; caesium carbonate; triethylamine; In methanol; ethanol; dichloromethane; toluene;