1α,3β-di(tert-butyl-dimethyl-silanyloxy)-25-trimethylsilanyloxy-16-ene-20-cyclopropyl-24-oxo-cholecalciferol

Base Information

Chemical Name:1α,3β-di(tert-butyl-dimethyl-silanyloxy)-25-trimethylsilanyloxy-16-ene-20-cyclopropyl-24-oxo-cholecalciferol
CAS No.:1143517-51-4
Molecular Formula:C₄₃H₇₆O₄Si₃
Molecular Weight:741.331
Hs Code.:

Synonyms:1α,3β-di(tert-butyl-dimethyl-silanyloxy)-25-trimethylsilanyloxy-16-ene-20-cyclopropyl-24-oxo-cholecalciferol

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Chemical Property of 1α,3β-di(tert-butyl-dimethyl-silanyloxy)-25-trimethylsilanyloxy-16-ene-20-cyclopropyl-24-oxo-cholecalciferol

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Technology Process of 1α,3β-di(tert-butyl-dimethyl-silanyloxy)-25-trimethylsilanyloxy-16-ene-20-cyclopropyl-24-oxo-cholecalciferol

There total 1 articles about 1α,3β-di(tert-butyl-dimethyl-silanyloxy)-25-trimethylsilanyloxy-16-ene-20-cyclopropyl-24-oxo-cholecalciferol 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:

: 1143517-47-8
(3aR,7aS)-7a-methyl-1-[1-(4-methyl-4-trimethylsilanyloxy-3-oxopentyl)cyclopropyl]-3a,4,5,6,7,7a-hexahydro-3H-inden-4-one

: 81522-68-1
[(2Z)-2-[(3S,5R)-3,5-bis(tert-butyldimethylsilanyloxy)-2-methylenecyclohexylidene]ethyl]diphenylphosphine oxide

: 1143517-51-4
1α,3β-di(tert-butyl-dimethyl-silanyloxy)-25-trimethylsilanyloxy-16-ene-20-cyclopropyl-24-oxo-cholecalciferol

Guidance literature:: [(2Z)-2-[(3S,5R)-3,5-bis(tert-butyldimethylsilanyloxy)-2-methylenecyclohexylidene]ethyl]diphenylphosphine oxide; With n-butyllithium; In tetrahydrofuran; at -78 ℃; for 0.166667h;

(3aR,7aS)-7a-methyl-1-[1-(4-methyl-4-trimethylsilanyloxy-3-oxopentyl)cyclopropyl]-3a,4,5,6,7,7a-hexahydro-3H-inden-4-one; In tetrahydrofuran; at -72 ℃; for 3.5h;
DOI:10.1021/jm801365a