tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

Base Information

Chemical Name:tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane
CAS No.:193416-52-3
Molecular Formula:C₄₃H₅₈O₇Si
Molecular Weight:715.015
Hs Code.:

tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

Synonyms:tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

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Chemical Property of tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

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Technology Process of tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

There total 12 articles about tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane 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: 86.0%

: 193416-64-7
Methanesulfonic acid (1S,5R)-1-[(2S,4R,6R)-4-(tert-butyl-diphenyl-silanyloxy)-6-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-tetrahydro-pyran-2-ylmethyl]-5-hydroxy-7-(4-methoxy-benzyloxy)-3-methylene-heptyl ester

: 193416-52-3
tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

Guidance literature:: With triethylamine; In acetonitrile; Heating;
DOI:10.1021/jo9708755

Reference yield:

: 58479-61-1
tert-butylchlorodiphenylsilane

: 193416-52-3
tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

Guidance literature:: Multi-step reaction with 8 steps

1: 93 percent / Et₃N

2: 97 percent / DDQ / CH₂Cl₂

3: 80 percent

4: CrCl₂/NiCl₂ / tetrahydrofuran

5: 1.) PNBA, Ph₃P, DEAD, 2.) K₃CO₃ / 2.) MeOH

6: 96 percent / Et₃N / CH₂Cl₂

7: 94 percent / TBAF

8: 86 percent / Et₃N / acetonitrile / Heating

With chromium dichloride; tetrabutyl ammonium fluoride; potassium carbonate; triethylamine; triphenylphosphine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; nickel dichloride; diethylazodicarboxylate; 4-nitro-benzoic acid; In tetrahydrofuran; dichloromethane; acetonitrile;
DOI:10.1021/jo9708755

Reference yield:

: {2-((S)-2,2-Dimethyl-[1,3]dioxolan-4-yl)-6-[2-(4-methoxy-benzyloxy)-ethyl]-3,6-dihydro-2H-pyran-4-yloxy}-triethyl-silane

: 193416-52-3
tert-Butyl-((2R,4R,6R)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-6-{(2R,6R)-6-[2-(4-methoxy-benzyloxy)-ethyl]-4-methylene-tetrahydro-pyran-2-ylmethyl}-tetrahydro-pyran-4-yloxy)-diphenyl-silane

Guidance literature:: Multi-step reaction with 10 steps

1: TBAF, TsOH / tetrahydrofuran

2: 97 percent / K(s-Bu₃BH) / tetrahydrofuran

3: 93 percent / Et₃N

4: 97 percent / DDQ / CH₂Cl₂

5: 80 percent

6: CrCl₂/NiCl₂ / tetrahydrofuran

7: 1.) PNBA, Ph₃P, DEAD, 2.) K₃CO₃ / 2.) MeOH

8: 96 percent / Et₃N / CH₂Cl₂

9: 94 percent / TBAF

10: 86 percent / Et₃N / acetonitrile / Heating

With chromium dichloride; tetrabutyl ammonium fluoride; potassium tri-sec-butyl-borohydride; potassium carbonate; toluene-4-sulfonic acid; triethylamine; triphenylphosphine; 2,3-dicyano-5,6-dichloro-p-benzoquinone; nickel dichloride; diethylazodicarboxylate; 4-nitro-benzoic acid; In tetrahydrofuran; dichloromethane; acetonitrile;
DOI:10.1021/jo9708755