(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

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Chemical Name:(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane
CAS No.:212689-82-2
Molecular Formula:C₄₁H₇₂O₇Si₂
Molecular Weight:733.189
Hs Code.:

(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

Synonyms:(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

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Chemical Property of (2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

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Technology Process of (2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

There total 9 articles about (2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane 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: 89.0%

: 1779-49-3
Methyltriphenylphosphonium bromide

: 212690-11-4
1-[(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadec-2-yl]-6-(4-methoxy-benzyloxy)-hexan-2-one

: 212689-82-2
(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

Guidance literature:: With n-butyllithium; at 0 ℃;
DOI:10.1021/ja981257o

Reference yield:

: (8S,11R)-11-(tert-Butyl-dimethyl-silanyloxy)-1-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-8-hydroxy-8-methyl-tetradec-13-ene-4,7-dione

: 212689-82-2
(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

Guidance literature:: Multi-step reaction with 7 steps

1: 51 percent / camphorsulfonic acid, MeOH

2: 95 percent / 2,6-lutidine

3: OsO₄, NMO

4: NaIO₄

5: 88 percent / t-BuLi / diethyl ether / -78 °C

6: 1.) (COCl)2, DMSO, 2.) Et₃N

7: 89 percent / n-BuLi / 0 °C

With 2,6-dimethylpyridine; methanol; sodium periodate; osmium(VIII) oxide; n-butyllithium; N-methyl-2-indolinone; oxalyl dichloride; camphor-10-sulfonic acid; tert.-butyl lithium; dimethyl sulfoxide; triethylamine; In diethyl ether;
DOI:10.1021/ja981257o

Reference yield:

: 69739-34-0
t-butyldimethylsiyl triflate

: 212689-82-2
(2R,5S,6S,8S,10S)-5-(tert-Butyl-dimethyl-silanyloxy)-10-(tert-butyl-dimethyl-silanyloxymethyl)-2-[6-(4-methoxy-benzyloxy)-2-methylene-hexyl]-5-methyl-1,7,9-trioxa-dispiro[5.1.5.2]pentadecane

Guidance literature:: Multi-step reaction with 6 steps

1: 95 percent / 2,6-lutidine

2: OsO₄, NMO

3: NaIO₄

4: 88 percent / t-BuLi / diethyl ether / -78 °C

5: 1.) (COCl)2, DMSO, 2.) Et₃N

6: 89 percent / n-BuLi / 0 °C

With 2,6-dimethylpyridine; sodium periodate; osmium(VIII) oxide; n-butyllithium; N-methyl-2-indolinone; oxalyl dichloride; tert.-butyl lithium; dimethyl sulfoxide; triethylamine; In diethyl ether;
DOI:10.1021/ja981257o