Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

Base Information

• Chemical Name: Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester
• CAS No.: 121353-19-3
• Molecular Formula: C₅₇H₇₈O₁₀Si₂
• Molecular Weight: 979.411

Synonyms:

Chemical Property of Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

There total 11 articles about Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl 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:

Acetic acid (2S,4S,6R)-2-{(S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-hydroxymethyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester (121353-18-2,121466-37-3) → Acetic acid (2S,4S,6R)-2-{(2S,6R)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester (121353-19-3,121422-58-0) + Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester (121353-19-3,121422-58-0)

Guidance literature:

With oxalyl dichloride; In dichloromethane; dimethyl sulfoxide; at -78 ℃; for 0.5h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

DOI:10.1021/jo00273a009

Reference yield:

Acetic acid (2S,4S,6R)-2-{(S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-hydroxymethyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester (121353-18-2,121466-37-3) → Acetic acid (2S,4S,6R)-2-{(2S,6R)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester (121353-19-3,121422-58-0) + Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester (121353-19-3,121422-58-0)

Guidance literature:

With oxalyl dichloride; In dichloromethane; dimethyl sulfoxide; at -78 ℃; for 0.5h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;

DOI:10.1021/jo00273a009

Reference yield:

(2S,4S,6S)-2-{(S)-4-[2-(tert-Butyl-diphenyl-silanyloxy)-eth-(E)-ylidene]-2-hydroxy-hept-6-enyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-ol (121353-17-1) → Acetic acid (2S,4S,6R)-2-{(2S,6R)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester (121353-19-3,121422-58-0)

Guidance literature:

Multi-step reaction with 2 steps

2: (COCl)2 / dimethylsulfoxide; CH₂Cl₂ / 0.5 h / -78 °C

With oxalyl dichloride; In dichloromethane; dimethyl sulfoxide;

DOI:10.1021/jo00273a009

upstream raw materials:

Acetic acid (2S,4S,6R)-2-{(S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-hydroxymethyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

Acetic acid (2S,4S,6R)-2-{(S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

(2S,4S,6S)-2-{(S)-4-[2-(tert-Butyl-diphenyl-silanyloxy)-eth-(E)-ylidene]-2-hydroxy-hept-6-enyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-ol

7-[2-(tert-Butyl-diphenyl-silanyloxy)-eth-(E)-ylidene]-2-{(4S,6R)-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2,2-dimethyl-[1,3]dioxan-4-yl}-5-hydroxy-2-methyl-dec-9-en-3-one

Downstream raw materials:

Acetic acid (2S,4S,6R)-2-{(S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-hydroxymethyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

Acetic acid (2S,4S,6R)-2-{(2S,6S)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

Acetic acid (2S,4S,6R)-2-{(2S,6R)-4-[2-(tert-butyl-diphenyl-silanyloxy)-eth-(Z)-ylidene]-6-formyl-tetrahydro-pyran-2-ylmethyl}-6-[(S)-4-(tert-butyl-diphenyl-silanyloxy)-2-methoxymethoxy-butyl]-2-methoxy-3,3-dimethyl-tetrahydro-pyran-4-yl ester

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