9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester

Base Information

Chemical Name:9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester
CAS No.:666739-82-8
Molecular Formula:C₃₀H₅₂O₆Si
Molecular Weight:536.825
Hs Code.:

Synonyms:9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester

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Chemical Property of 9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester

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Technology Process of 9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester

There total 8 articles about 9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl 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: 99.0%

: 637003-75-9
9-benzyloxy-4,4,6,8-tetramethyl-5-oxo-7-(2,2,2-trichloroethoxycarbonyloxy)-3-(triethylsilanyloxy)nonanoic acid tert-butyl ester

: 666739-82-8
9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester

Guidance literature:: With acetic acid; zinc; In tetrahydrofuran;
DOI:10.1002/anie.200352361

Reference yield:

: 540-88-5
acetic acid tert-butyl ester

: 666739-82-8
9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 5 steps

1.1: LDA / diethyl ether / 0.5 h / -78 °C

1.2: 80 percent / diethyl ether / 1 h

2.1: 74 percent / Dess-Martin periodinane / CH₂Cl₂ / 1 h / 20 °C

3.1: 80 percent / H₂; (R)-RuBINAP; HCl / methanol / 17 h / 62057.8 Torr

4.1: 51 percent / imidazole / dimethylformamide / 3 h / 0 °C

5.1: 99 percent / Zn; AcOH / tetrahydrofuran / sonication

With 1H-imidazole; hydrogenchloride; (R)-RuBINAP; hydrogen; Dess-Martin periodane; acetic acid; zinc; lithium diisopropyl amide; In tetrahydrofuran; methanol; diethyl ether; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/ja046992g

Reference yield:

: 637003-53-3
9-benzyloxy-4,4,6,8-tetramethyl-3,5-dioxo-7-(2,2,2-trichloroethoxycarbonyloxy)nonanoic acid tert-butyl ester

: 666739-82-8
9-benzyloxy-3-(triethylsilanyloxy)-7-hydroxy-4,4,6,8-tetramethyl-5-oxo-nonanoic acid tert-butyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 80 percent / H₂; (R)-RuBINAP; HCl / methanol / 17 h / 62057.8 Torr

2: 51 percent / imidazole / dimethylformamide / 3 h / 0 °C

3: 99 percent / Zn; AcOH / tetrahydrofuran / sonication

With 1H-imidazole; hydrogenchloride; (R)-RuBINAP; hydrogen; acetic acid; zinc; In tetrahydrofuran; methanol; N,N-dimethyl-formamide;
DOI:10.1021/ja046992g