(1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol

Base Information

Chemical Name:(1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol
CAS No.:1385034-14-9
Molecular Formula:C₃₅H₄₈O₅Si
Molecular Weight:576.849
Hs Code.:

Synonyms:(1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol

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Chemical Property of (1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol

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Technology Process of (1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol

There total 3 articles about (1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol 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: 84.0%

: 1385033-87-3
(4S,5S)-2-trimethylsilylmethyl-4-methoxy-5-methyl-6-[(tert-butyldiphenylsilyl)oxy]-1-hexene

: 107536-09-4,120113-93-1,121842-15-7,121842-14-6
(2R)-2-methoxymethoxy-3-phenylacetaldehyde

: 1385034-14-9
(1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol

Guidance literature:: (2R)-2-methoxymethoxy-3-phenylacetaldehyde; With magnesium bromide ethyl etherate; In dichloromethane; at -78 ℃; for 0.0833333h; Inert atmosphere;

(4S,5S)-2-trimethylsilylmethyl-4-methoxy-5-methyl-6-[(tert-butyldiphenylsilyl)oxy]-1-hexene; In dichloromethane; at -78 - -26 ℃; for 13h; optical yield given as %de; Inert atmosphere;
DOI:10.1021/ol3015682

Reference yield:

: 1385033-86-2
(2S,3S)-1-[(tert-butyldiphenylsilyl)oxy]-2-methyl-5-trimethylsilylmethyl-5-hexen-3-ol

: 1385034-14-9
(1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol

Guidance literature:: Multi-step reaction with 2 steps

1.1: 2,6-di-tert-butyl-4-methylpyridine / dichloromethane / 22 °C / Inert atmosphere; Molecular sieve; Cooling with ice

2.1: magnesium bromide ethyl etherate / dichloromethane / 0.08 h / -78 °C / Inert atmosphere

2.2: 13 h / -78 - -26 °C / Inert atmosphere

With 2,6-di-tert-butyl-4-methylpyridine; magnesium bromide ethyl etherate; In dichloromethane;
DOI:10.1021/ol3015682

Reference yield:

: 92817-88-4
(2S)-3-{[tert-butyl(diphenyl)silyl]oxy}-2-methylpropanal

: 1385034-14-9
(1R,2R,6S,7S)-1-(methoxymethoxy)-1-phenyl-4-methylene-6-methoxy-7-methyl-8-[(tert-butyldiphenylsilyl)oxy]-2-octanol

Guidance literature:: Multi-step reaction with 3 steps

1.1: (4S,5S)-2-bromo-1,3-bis[(4-methylphenyl)sulfonyl]-4,5-diphenyl-1,3,2-diazaborolidine / dichloromethane / 16 h / 22 °C / Inert atmosphere

1.2: 4 h / -78 °C / Inert atmosphere

2.1: 2,6-di-tert-butyl-4-methylpyridine / dichloromethane / 22 °C / Inert atmosphere; Molecular sieve; Cooling with ice

3.1: magnesium bromide ethyl etherate / dichloromethane / 0.08 h / -78 °C / Inert atmosphere

3.2: 13 h / -78 - -26 °C / Inert atmosphere

With (4S,5S)-2-bromo-1,3-bis[(4-methylphenyl)sulfonyl]-4,5-diphenyl-1,3,2-diazaborolidine; 2,6-di-tert-butyl-4-methylpyridine; magnesium bromide ethyl etherate; In dichloromethane;
DOI:10.1021/ol3015682