[(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

Base Information

Chemical Name:[(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester
CAS No.:192804-37-8
Molecular Formula:C₂₉H₃₉NO₅Si
Molecular Weight:509.718
Hs Code.:

Synonyms:[(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

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Chemical Property of [(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

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Technology Process of [(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

There total 1 articles about [(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl 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: 89.0%

: 161365-25-9
[(3aR,4R,5R,7aS)-7-Bromo-4-(tert-butyl-dimethyl-silanyloxy)-2,2-dimethyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

: 98-80-6
phenylboronic acid

: 192804-37-8
[(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

Guidance literature:: With sodium carbonate; bis-triphenylphosphine-palladium(II) chloride; In tetrahydrofuran; for 22h; Heating;
DOI:10.1021/jo970585o

Reference yield:

: 192804-37-8
[(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

: [(3aR,4S,6R,7R,7aR)-7-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-4-phenyl-hexahydro-[1,3]dioxolo[4,5-c]pyridin-6-yl]-methanol

Guidance literature:: With dimethylsulfide; hydrogen; sodium cyanoborohydride; ozone; palladium on activated charcoal; Yield given. Multistep reaction;
DOI:10.1021/jo970585o

Reference yield:

: 192804-37-8
[(3aR,4R,5R,7aR)-4-(tert-Butyl-dimethyl-silanyloxy)-2,2-dimethyl-7-phenyl-3a,4,5,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-carbamic acid benzyl ester

: 198562-81-1
{(1R,2R)-2-(tert-Butyl-dimethyl-silanyloxy)-1-hydroxymethyl-2-[(4R,5R)-5-((S)-hydroxy-phenyl-methyl)-2,2-dimethyl-[1,3]dioxolan-4-yl]-ethyl}-carbamic acid benzyl ester

Guidance literature:: With sodium tetrahydroborate; ozone; Yield given. Multistep reaction; 1.) CH₂Cl₂, CH₃OH, -78 deg C, 10 min, 2.) -78 deg C to rt, 3-5 h;
DOI:10.1016/S0040-4039(97)10144-7