2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester

Base Information

Chemical Name:2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester
CAS No.:1398110-92-3
Molecular Formula:C₁₇H₁₁Cl₃F₃NO₄
Molecular Weight:456.633
Hs Code.:

Synonyms:2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester

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Chemical Property of 2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester

Chemical Property:

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Technology Process of 2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester

There total 5 articles about 2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester 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:

: 1398110-91-2
(E/Z)-2-methyl-5-[4,4,4-trifluoro-3-(3,4,5-trichlorophenyl)but-2-enoyl]furan-3-carboxylic acid methyl ester

: 1398110-92-3
2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester

Guidance literature:: (E/Z)-2-methyl-5-[4,4,4-trifluoro-3-(3,4,5-trichlorophenyl)but-2-enoyl]furan-3-carboxylic acid methyl ester; With cesiumhydroxide monohydrate; hydroxylamine hydrochloride; In dichloromethane; at 0 - 20 ℃; for 1.5h;

With hydrogenchloride; In dichloromethane;

Reference yield:

: 21928-51-8
5-bromo-1,2,3-trichloro-benzene

: 1398110-92-3
2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 4 steps

1: n-butyllithium / dichloromethane / 1.25 h / -78 °C / Inert atmosphere

2: lithium hydride / tert-butyl methyl ether; tetrahydrofuran / 1.5 h / 0 - 60 °C

3: triethylamine; trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 °C

4: hydroxylamine hydrochloride; cesiumhydroxide monohydrate / dichloromethane / 1.5 h / 0 - 20 °C

With n-butyllithium; cesiumhydroxide monohydrate; hydroxylamine hydrochloride; lithium hydride; triethylamine; trifluoroacetic anhydride; In tetrahydrofuran; dichloromethane; tert-butyl methyl ether;

Reference yield:

: 158401-00-4
1-(3,4,5-trichloro-phenyl)-2,2,2-trifluoro-ethanone

: 1398110-92-3
2-methyl-5-[5-(3,4,5-trichlorophenyl)-5-trifluoromethyl-4,5-dihydroisoxazol-3-yl]furan-3-carboxylic acid methyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: lithium hydride / tert-butyl methyl ether; tetrahydrofuran / 1.5 h / 0 - 60 °C

2: triethylamine; trifluoroacetic anhydride / dichloromethane / 0.5 h / 20 °C

3: hydroxylamine hydrochloride; cesiumhydroxide monohydrate / dichloromethane / 1.5 h / 0 - 20 °C

With cesiumhydroxide monohydrate; hydroxylamine hydrochloride; lithium hydride; triethylamine; trifluoroacetic anhydride; In tetrahydrofuran; dichloromethane; tert-butyl methyl ether;