Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane

Base Information

• Chemical Name: Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane
• CAS No.: 188199-00-0
• Molecular Formula: C₄₀H₅₂O₃Si
• Molecular Weight: 608.937

Synonyms:Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane

Chemical Property of Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane

Chemical Property:

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Technology Process of Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane

There total 3 articles about Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-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:

trityl chloride (76-83-5) → Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane (188199-00-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 75 percent / pyridine, DMAP / CH₂Cl₂ / 2.5 h

2: imidazole, DMAP / dimethylformamide

With pyridine; 1H-imidazole; dmap; In dichloromethane; N,N-dimethyl-formamide;

DOI:10.1016/S0968-0896(96)00224-6

Reference yield:

[2S,5α,6β]-1-(5,6-dihydro-6-hydroxymethyl-5-hydroxy-2H-pyran-2-yl)-2-methyl-cyclohex-2-ene → Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane (188199-00-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 75 percent / pyridine, DMAP / CH₂Cl₂ / 2.5 h

2: imidazole, DMAP / dimethylformamide

With pyridine; 1H-imidazole; dmap; In dichloromethane; N,N-dimethyl-formamide;

DOI:10.1016/S0968-0896(96)00224-6

Reference yield:

chlorodimethyl(1,1,2-trimethylpropyl)silane (67373-56-2) + (2R,3S,6S)-6-(2-Methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-ol (188198-99-4) → Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane (188199-00-0)

Guidance literature:

With 1H-imidazole; dmap; In N,N-dimethyl-formamide;

DOI:10.1016/S0968-0896(96)00224-6

upstream raw materials:

chlorodimethyl(1,1,2-trimethylpropyl)silane

(2R,3S,6S)-6-(2-Methyl-cyclohex-2-enyl)-2-trityloxymethyl-3,6-dihydro-2H-pyran-3-ol

trityl chloride

Downstream raw materials:

Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-((3aR,3bS,7R,7aR,8aR)-2,2,5,5-tetramethyl-tetrahydro-[1,3]dioxolo[4,5]furo[3,2-d][1,3]dioxin-7-ylmethoxymethyl)-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane

Dimethyl-[(2R,3S,6S)-6-(2-methyl-cyclohex-2-enyl)-2-((3aR,5R,5aS,8aS,8bR)-2,2,7,7-tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-ylmethoxymethyl)-3,6-dihydro-2H-pyran-3-yloxy]-(1,1,2-trimethyl-propyl)-silane

(2R,6S)-6-(2-Methyl-cyclohex-2-enyl)-2-((3aR,5R,5aS,8aS,8bR)-2,2,7,7-tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-ylmethoxymethyl)-6H-pyran-3-one

(2R,6S)-6-(2-Methyl-cyclohex-2-enyl)-2-((3aR,3bS,7R,7aR,8aR)-2,2,5,5-tetramethyl-tetrahydro-[1,3]dioxolo[4,5]furo[3,2-d][1,3]dioxin-7-ylmethoxymethyl)-6H-pyran-3-one

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