(E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

Base Information

Chemical Name:(E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide
CAS No.:848852-35-7
Molecular Formula:C₃₀H₄₅F₃IN₃O₅Si₂
Molecular Weight:767.775
Hs Code.:

(E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

Synonyms:(E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

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Chemical Property of (E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

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Technology Process of (E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

There total 4 articles about (E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide 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: 58.0%

: 848852-34-6
3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-5-formyl-benzoic acid

: 152361-26-7
O-(2-(tert-butyldimethylsilyloxy)ethyl)hydroxylamine

: 848852-35-7
(E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

Guidance literature:: With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 - 25 ℃; for 17h;

Reference yield:

: 203916-59-0
2,3,4-trifluoro-5-iodobenzoic acid

: 848852-35-7
(E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

Guidance literature:: Multi-step reaction with 4 steps

1.1: trifuran-2-yl-phosphane / tris-(dibenzylideneacetone)dipalladium⁽⁰⁾ / tetrahydrofuran / 3 h / 40 °C

2.1: lithium diisopropyl amide / tetrahydrofuran; n-heptane; ethylbenzene / 0.08 h / -78 °C

2.2: 72 h / 20 °C

2.3: pH 3

3.1: sodium periodate; osmium(VIII) oxide / tetrahydrofuran; water / 2 h / 20 °C

4.1: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / dichloromethane / 17 h / 20 °C

With sodium periodate; osmium(VIII) oxide; trifuran-2-yl-phosphane; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; lithium diisopropyl amide; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; In tetrahydrofuran; n-heptane; dichloromethane; ethylbenzene; water;

Reference yield:

: 848852-33-5
3,4-difluoro-2-(2-fluoro-4-iodophenylamino)-5-vinylbenzoic acid

: 848852-35-7
(E)-N-[2-(t-butyl-dimethyl-silanyloxy)-ethoxy]-5-{[2-(t-butyl-dimethyl-silanyloxy)-ethoxyimino]-methyl}-3,4-difluoro-2-(2-fluoro-4-iodo-phenylamino)-benzamide

Guidance literature:: Multi-step reaction with 2 steps

1: sodium periodate; osmium(VIII) oxide / tetrahydrofuran; water / 2 h / 20 °C

2: benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine / dichloromethane / 17 h / 20 °C

With sodium periodate; osmium(VIII) oxide; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; dichloromethane; water;