tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.0^2,7]tridec-5-en-4-yloxy)-diphenyl-silane

Base Information

• Chemical Name: tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.0^2,7]tridec-5-en-4-yloxy)-diphenyl-silane
• CAS No.: 287934-85-4
• Molecular Formula: C₃₁H₃₈O₃Si
• Molecular Weight: 486.726

Synonyms:tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.0^2,7]tridec-5-en-4-yloxy)-diphenyl-silane

Chemical Property of tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.0^2,7]tridec-5-en-4-yloxy)-diphenyl-silane

Chemical Property:

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Technology Process of tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.0^2,7]tridec-5-en-4-yloxy)-diphenyl-silane

There total 14 articles about tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.0^2,7]tridec-5-en-4-yloxy)-diphenyl-silane 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: 61.0%

(1R,2S,4R,7R,8R,11R)-4-(tert-Butyl-diphenyl-silanyloxy)-11-methyl-11-vinyl-10,13-dioxa-tricyclo[6.4.1.02,7]tridec-5-en-9-one (287934-84-3) → tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.02,7]tridec-5-en-4-yloxy)-diphenyl-silane (287934-85-4)

Guidance literature:

With pyridine; In tetrahydrofuran; at -50 - 20 ℃;

DOI:10.1021/ja011285y

Reference yield:

5-(tert-butyl-diphenyl-silanyloxy)-3-hydroxy-3a,4,5,7a-tetrahydro-3H-isobenzofuran-1-one (198191-73-0) → tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.02,7]tridec-5-en-4-yloxy)-diphenyl-silane (287934-85-4)

Guidance literature:

Multi-step reaction with 10 steps

1: aq. Bu₄NBr / tetrahydrofuran

2: Dibal-H / CH₂Cl₂ / -78 °C

3: Et₃N / CH₂Cl₂ / -78 - 20 °C

4: BF₃*OEt₂ / CH₂Cl₂ / -78 - 20 °C

5: 86 percent / O₂; PdCl₂; aq. CuCl / dimethylformamide

6: 87 percent / CeCl₃ / tetrahydrofuran

7: 91 percent / H₃O⁺ / methanol

8: aq. LiOH / tetrahydrofuran; methanol / -30 - 0 °C

9: Cl₃C₆H₂COCl; Et₃N; DMAP / toluene

10: 61 percent / py / tetrahydrofuran / -50 - 20 °C

With pyridine; dmap; lithium hydroxide; cerium(III) chloride; boron trifluoride diethyl etherate; oxonium; tetrabutylammomium bromide; oxygen; diisobutylaluminium hydride; triethylamine; copper(l) chloride; palladium dichloride; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; toluene; 5: Wacker oxidation / 9: Yonemitsu/Yamaguchi protocol;

DOI:10.1021/ja011285y

Reference yield:

(3R,3aS,5R,7aR)-3-Allyl-5-(tert-butyl-diphenyl-silanyloxy)-3a,4,5,7a-tetrahydro-3H-isobenzofuran-1-one (198191-76-3) → tert-Butyl-((1R,2S,4R,7R,8R,11R)-11-methyl-9-methylene-11-vinyl-10,13-dioxa-tricyclo[6.4.1.02,7]tridec-5-en-4-yloxy)-diphenyl-silane (287934-85-4)

Guidance literature:

Multi-step reaction with 9 steps

1: Dibal-H / CH₂Cl₂ / -78 °C

2: Et₃N / CH₂Cl₂ / -78 - 20 °C

3: BF₃*OEt₂ / CH₂Cl₂ / -78 - 20 °C

4: 86 percent / O₂; PdCl₂; aq. CuCl / dimethylformamide

5: 87 percent / CeCl₃ / tetrahydrofuran

6: 91 percent / H₃O⁺ / methanol

7: aq. LiOH / tetrahydrofuran; methanol / -30 - 0 °C

8: Cl₃C₆H₂COCl; Et₃N; DMAP / toluene

9: 61 percent / py / tetrahydrofuran / -50 - 20 °C

With pyridine; dmap; lithium hydroxide; cerium(III) chloride; boron trifluoride diethyl etherate; oxonium; oxygen; diisobutylaluminium hydride; triethylamine; copper(l) chloride; palladium dichloride; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; toluene; 4: Wacker oxidation / 8: Yonemitsu/Yamaguchi protocol;

DOI:10.1021/ja011285y

upstream raw materials:

(1R,2S,4R,7R,8R,11R)-4-(tert-Butyl-diphenyl-silanyloxy)-11-methyl-11-vinyl-10,13-dioxa-tricyclo[6.4.1.0^2,7]tridec-5-en-9-one

5-(tert-butyl-diphenyl-silanyloxy)-3-hydroxy-3a,4,5,7a-tetrahydro-3H-isobenzofuran-1-one

(3R,3aS,5R,7aR)-3-Allyl-5-(tert-butyl-diphenyl-silanyloxy)-3a,4,5,7a-tetrahydro-3H-isobenzofuran-1-one

(3S,3aS,7aR)-3-((1S,2R,5S)-2-Isopropyl-5-methyl-cyclohexyloxy)-3a,7a-dihydro-3H,4H-isobenzofuran-1,5-dione

Downstream raw materials:

(Z)-(1R,2S,4R,7R,8R)-4-(tert-Butyl-diphenyl-silanyloxy)-13-methyl-15-oxa-tricyclo[6.6.1.0^2,7]pentadeca-5,12-dien-9-one

Benzoic acid (Z)-(1R,2S,4R,7R,8R,9R)-4-hydroxy-9,13-dimethyl-15-oxa-tricyclo[6.6.1.0^2,7]pentadeca-5,12-dien-9-yl ester

Benzoic acid (Z)-(1R,2S,7R,8R,9R)-9,13-dimethyl-4-oxo-15-oxa-tricyclo[6.6.1.0^2,7]pentadeca-5,12-dien-9-yl ester

Benzoic acid (Z)-(1R,2R,7R,8R,9R)-9,13-dimethyl-4-trimethylsilanyloxy-15-oxa-tricyclo[6.6.1.0^2,7]pentadeca-3,5,12-trien-9-yl ester

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