28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester

Base Information

Chemical Name:28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester
CAS No.:1616703-76-4
Molecular Formula:C₅₂H₇₂Cl₃NO₁₂
Molecular Weight:1009.5
Hs Code.:

Synonyms:28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester

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Chemical Property of 28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester

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Technology Process of 28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester

There total 6 articles about 28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic 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: 93.6%

: 136945-14-7
O-[3,4,6-tri-O-acetyl-2-deoxy-2-(2,2,2-trichloroethoxycarbonylamino)-α-D-glucopyranosyl] trichloroacetimidate

: 303114-51-4
oleanolic acid benzyl ester

: 1616703-76-4
28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester

Guidance literature:: O-[3,4,6-tri-O-acetyl-2-deoxy-2-(2,2,2-trichloroethoxycarbonylamino)-α-D-glucopyranosyl] trichloroacetimidate; oleanolic acid benzyl ester; In dichloromethane; at 20 ℃; for 0.5h;

With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 0 ℃; for 3h;
DOI:10.1039/c4ob00874j

Reference yield:

: 3,4,6-tri-O-acetyl-2-deoxy-2-(2,2,2-trichloroethoxycarbonylamino)-D-glucopyranosyl trichloroacetimidate

: 303114-51-4
oleanolic acid benzyl ester

: 1616703-76-4
28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; In dichloromethane; at 0 ℃; for 1h; Molecular sieve;
DOI:10.1016/j.ejmech.2017.11.004

Reference yield:

: 508-02-1
Oleanolic acid

: 1616703-76-4
28-O-benzyl-3-O-[3′,4′,6′-tri-O-acetyl-2′-deoxy-2′-(2″,2″,2″-trichloroethyloxycarbonylamino)-β-D-glucopyranosyl]oleanolic ester

Guidance literature:: Multi-step reaction with 2 steps

1.1: tetrabutyl ammonium fluoride; sodium hydrogencarbonate / dichloromethane

2.1: dichloromethane / 0.5 h / 20 °C

2.2: 3 h / 0 °C

With tetrabutyl ammonium fluoride; sodium hydrogencarbonate; In dichloromethane;
DOI:10.1039/c4ob00874j