4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

Base Information

Chemical Name:4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide
CAS No.:604806-52-2
Molecular Formula:C₄₀H₅₃F₁₀NO₆Si₂
Molecular Weight:890.019
Hs Code.:

4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

Synonyms:4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

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Chemical Property of 4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

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Technology Process of 4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

There total 14 articles about 4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide 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: 92.0%

: 524775-30-2
4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine

: 604806-52-2
4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

Guidance literature:: With MMPP; In methanol; dichloromethane; at 20 ℃; for 3h;
DOI:10.1016/S0960-894X(02)00615-7

Reference yield:

: 80522-42-5
triisopropylsilyl trifluoromethanesulfonate

: 604806-52-2
4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

Guidance literature:: Multi-step reaction with 5 steps

1.1: 2,6-lutidine / CH₂Cl₂ / 2 h / -78 - 20 °C

2.1: LDA; HMPA / tetrahydrofuran / 0.33 h / -78 °C

2.2: 76 percent / HMPA / tetrahydrofuran / 0.5 h / -78 - 0 °C

3.1: KHMDS; HMPA / tetrahydrofuran / 0.5 h / 20 °C

3.2: HMPA / tetrahydrofuran / 18 h / 55 °C

4.1: 2N aq. LiOH / tetrahydrofuran; methanol / 18 h / 50 °C

4.2: 4N aq. HCl

5.1: 92 percent / MMPP / CH₂Cl₂; methanol / 3 h / 20 °C

With 2,6-dimethylpyridine; N,N,N,N,N,N-hexamethylphosphoric triamide; lithium hydroxide; potassium hexamethylsilazane; lithium diisopropyl amide; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/S0960-894X(02)00615-7

Reference yield:

: 4664-27-1
(4-methylpyridin-3-yl)methanol

: 604806-52-2
4-(2-(3,4-bis-difluoromethoxy-phenyl)-2-{4-[2,2,2-trifluoro-1-trifluoromethyl-1-(2-trimethylsilanyl-ethoxymethoxy)-ethyl]-phenyl}-ethyl)-3-triisopropylsilanyloxymethyl-pyridine 1-oxide

Guidance literature:: Multi-step reaction with 5 steps

1.1: 2,6-lutidine / CH₂Cl₂ / 2 h / -78 - 20 °C

2.1: LDA; HMPA / tetrahydrofuran / 0.33 h / -78 °C

2.2: 76 percent / HMPA / tetrahydrofuran / 0.5 h / -78 - 0 °C

3.1: KHMDS; HMPA / tetrahydrofuran / 0.5 h / 20 °C

3.2: HMPA / tetrahydrofuran / 18 h / 55 °C

4.1: 2N aq. LiOH / tetrahydrofuran; methanol / 18 h / 50 °C

4.2: 4N aq. HCl

5.1: 92 percent / MMPP / CH₂Cl₂; methanol / 3 h / 20 °C

With 2,6-dimethylpyridine; N,N,N,N,N,N-hexamethylphosphoric triamide; lithium hydroxide; potassium hexamethylsilazane; lithium diisopropyl amide; In tetrahydrofuran; methanol; dichloromethane;
DOI:10.1016/S0960-894X(02)00615-7