28-O-tert-butyldiphenylsilylbetulin 3β-O-2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->2)-3,4-O-isopropylidene-α-L-arabinopyranoside

Base Information

Chemical Name:28-O-tert-butyldiphenylsilylbetulin 3β-O-2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->2)-3,4-O-isopropylidene-α-L-arabinopyranoside
CAS No.:1049318-92-4
Molecular Formula:C₈₁H₁₀₂O₁₃Si
Molecular Weight:1311.78
Hs Code.:

Synonyms:28-O-tert-butyldiphenylsilylbetulin 3β-O-2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->2)-3,4-O-isopropylidene-α-L-arabinopyranoside

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Chemical Property of 28-O-tert-butyldiphenylsilylbetulin 3β-O-2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->2)-3,4-O-isopropylidene-α-L-arabinopyranoside

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Technology Process of 28-O-tert-butyldiphenylsilylbetulin 3β-O-2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->2)-3,4-O-isopropylidene-α-L-arabinopyranoside

There total 1 articles about 28-O-tert-butyldiphenylsilylbetulin 3β-O-2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->2)-3,4-O-isopropylidene-α-L-arabinopyranoside 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: 78.0%

: 1049318-91-3
28-O-tert-butyldiphenylsilylbetulin 3β-O-3,4-O-isopropylidene-α-L-arabinopyranoside

: 161007-95-0
2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyltrichloroacetimidate

: 1049318-92-4
28-O-tert-butyldiphenylsilylbetulin 3β-O-2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyl-(1->2)-3,4-O-isopropylidene-α-L-arabinopyranoside

Guidance literature:: 28-O-tert-butyldiphenylsilylbetulin 3β-O-3,4-O-isopropylidene-α-L-arabinopyranoside; 2,3,4-tri-O-benzoyl-α-L-rhamnopyranosyltrichloroacetimidate; With 4 A molecular sieve; In dichloromethane; for 0.666667h;

With boron trifluoride diethyl etherate; In dichloromethane; at -78 ℃; for 1.5h; Further stages.;
DOI:10.1016/j.tet.2008.05.029