<2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane

Base Information

Chemical Name:<2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane
CAS No.:95015-40-0
Molecular Formula:C₂₄H₃₆O₅
Molecular Weight:404.547
Hs Code.:

Synonyms:<2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane

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Chemical Property of <2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane

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Technology Process of <2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane

There total 1 articles about <2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane 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:

: 110561-04-1
13-O-benzoyl-1,3-O-cyclohexylidene-2,4,5,6,8,9,10,12-octadeoxy-11-O-(1-ethoxyethyl)-4,8,10,12-C-tetramethyl-D-gluco(and D-manno)-D-threo-7-trideculose trimethylene dithioacetal

: 95015-40-0
<2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane

Guidance literature:: With phosphoric acid; calcium carbonate; mercury dichloride; Yield given. Multistep reaction; 1.) 80percent aq. CH₃CN, room temp.; 2.) THF, reflux;
DOI:10.1016/S0040-4020(01)88109-6

Reference yield: 85.0%

: 95015-40-0
<2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane

: 58479-61-1
tert-butylchlorodiphenylsilane

: 100845-51-0
Benzoic acid (R)-2-{(2S,3R,5R,6S,8R,9R)-8-[2-(tert-butyl-diphenyl-silanyloxy)-ethyl]-3,5,9-trimethyl-1,7-dioxa-spiro[5.5]undec-2-yl}-propyl ester

Guidance literature:: With 1H-imidazole; In N,N-dimethyl-formamide; at 0 - 5 ℃; for 1.5h;
DOI:10.1016/S0040-4020(01)88109-6

Reference yield:

: 95015-40-0
<2R,3R,6S,8S,9R,11R,1''R>-8-(2''-benzoyloxy-1''-methylethyl)-2-(2'-hydroxyethyl)-3,9,11-trimethyl-1,7-dioxaspiro<5,5>undecane

: 95015-23-9
<2R,3R,6S,8S,9R,11R,1''R>-2-(2'-t-butyldiphenylsilyloxyethyl)-8-<1''-methyl-2''-oxo-2''-(pyrid-2-ylthio)ethyl>-1,7-dioxaspiro<5,5>undecane

Guidance literature:: Multi-step reaction with 4 steps

1: 85 percent / imidazole / dimethylformamide / 1.5 h / 0 - 5 °C

2: K₂CO₃ / methanol / 2 h / Ambient temperature

3: Jones' reagent / acetone / 0.33 h

4: triphenylphosphine / CH₂Cl₂ / 3 h / Ambient temperature

With 1H-imidazole; jones' reagent; potassium carbonate; triphenylphosphine; In methanol; dichloromethane; N,N-dimethyl-formamide; acetone;
DOI:10.1016/S0040-4020(01)88109-6