(2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate

Base Information

• Chemical Name: (2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate
• CAS No.: 1032734-20-5
• Molecular Formula: C₆₇H₁₂₄O₁₂Si₄
• Molecular Weight: 1234.06

Synonyms:(2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate

Chemical Property of (2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate

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Technology Process of (2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate

There total 1 articles about (2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate 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: 68.0%

(2R,3S,4S,5R,6S,7R,8E,10S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-3-methoxy-15-(p-methoxybenzyloxy)-16-[(p-methoxyphenyl)diphenylmethoxymethyl]-4,6,8,10,14,18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate → (2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate (1032734-20-5)

Guidance literature:

(2R,3S,4S,5R,6S,7R,8E,10S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-3-methoxy-15-(p-methoxybenzyloxy)-16-[(p-methoxyphenyl)diphenylmethoxymethyl]-4,6,8,10,14,18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate; With 1,1,1,3',3',3'-hexafluoro-propanol; In dichloromethane; for 0.166667h;

With methanol; In dichloromethane; at 20 ℃;

DOI:10.1002/chem.200701529

Reference yield:

(2R,3S,4S,5R,6S,7R,8E,10S,13S,14R,15S,16S,17S,18E,20S,21Z)-allyl 2,7,17-tris(tert-butyldimethylsilyloxy)-13-hydroxy-16-hydroxymethyl-3-methoxy-15-(p-methoxybenzyloxy)-4,6,8,10,14,-18,20-heptamethyl-11-oxo-5-triethylsilyloxytricosa-8,18,21-trienoate (1032734-20-5) → C64H120O12Si4

Guidance literature:

With bis-triphenylphosphine-palladium(II) chloride; tri-n-butyl-tin hydride; In dichloromethane; for 0.333333h; Inert atmosphere;

DOI:10.1002/chem.200701529

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