(1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester

Base Information

• Chemical Name: (1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester
• CAS No.: 157944-70-2
• Molecular Formula: C₄₈H₇₀O₅Si₂
• Molecular Weight: 783.252

Synonyms:(1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester

Chemical Property of (1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester

Chemical Property:

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Technology Process of (1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester

There total 5 articles about (1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl 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: 45.0%

(2R)-2-tert-butyl-5-methylene-1,3-dioxolan-4-one (130930-48-2) + (2E,8Z,10E,16E,18E,20Z)-(S)-20-(tert-Butyl-diphenyl-silanyloxymethyl)-7-methoxymethoxy-2-methyl-9-trimethylsilanyl-docosa-2,8,10,16,18,20-hexaenoic acid allyl ester → (1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester (157944-70-2) + C56H82O8Si2 (157944-69-9)

Guidance literature:

In toluene; at 120 ℃; for 20h;

DOI:10.1021/ja00093a065

Reference yield:

(2E,8Z,10E,16E,18E,20Z)-(S)-20-(tert-Butyl-diphenyl-silanyloxymethyl)-7-methoxymethoxy-2-methyl-9-trimethylsilanyl-docosa-2,8,10,16,18,20-hexaenoic acid allyl ester (213122-60-2) → (1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester (157944-70-2) + C56H82O8Si2 (157944-69-9)

Guidance literature:

With 2,6-di-tert-butyl-4-methyl-phenol; (R)-dienophile; In toluene; at 120 ℃; for 20h;

DOI:10.1021/ja980611f

Reference yield:

(2R)-2-tert-butyl-5-methylene-1,3-dioxolan-4-one (130930-48-2) + (2E,8Z,10E,16E,18E,20Z)-(S)-20-(tert-Butyl-diphenyl-silanyloxymethyl)-7-methoxymethoxy-2-methyl-9-trimethylsilanyl-docosa-2,8,10,16,18,20-hexaenoic acid allyl ester (213122-60-2) → (1R,2R,4aS,5S,8aR)-2-[(5E,7E,9E)-9-(tert-Butyl-diphenyl-silanyloxymethyl)-undeca-5,7,9-trienyl]-5-methoxymethoxy-1-methyl-4-trimethylsilanyl-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid allyl ester (157944-70-2) + C56H82O8Si2 (157944-69-9) + C56H82O8Si2 + C56H82O8Si2

Guidance literature:

With 2,6-di-tert-butyl-4-methyl-phenol; In toluene; at 120 ℃; for 20h; Further byproducts given;

DOI:10.1021/ja980611f

upstream raw materials:

(2R)-2-tert-butyl-5-methylene-1,3-dioxolan-4-one

(2E,8Z,10E,16E,18E,20Z)-(S)-20-(tert-Butyl-diphenyl-silanyloxymethyl)-7-methoxymethoxy-2-methyl-9-trimethylsilanyl-docosa-2,8,10,16,18,20-hexaenoic acid allyl ester

Downstream raw materials:

C₅₆H₈₂O₈Si₂

C₅₂H₇₆O₈Si₂

C₅₂H₇₂O₉Si₂

C₅₂H₇₄O₁₀Si₂

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