Technology Process of 4-methoxybenzyl 2,4-di-O-benzyl-3-O-(2,4,6-tri-O-benzyl-α-D-glucopyranosyl)-α-L-rhamnopyranoside
There total 8 articles about 4-methoxybenzyl 2,4-di-O-benzyl-3-O-(2,4,6-tri-O-benzyl-α-D-glucopyranosyl)-α-L-rhamnopyranoside which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 91 percent / sodium hydride / dimethylformamide / 2 h / Ambient temperature
2: 59 percent / methyl triflate, powdered molecular sieves (4 Angstroem) / diethyl ether
3: 1.) KOBut, 2.) 0.1 M hydrochloric acid / 1.) N,N-dimethylformamide, 80 deg C, 2.5 h, 2.) acetone, reflux, 30 min; or with tris(triphenylphosphine)rhodium(I) chloride, HgO, HgCl2
With
hydrogenchloride; 4 A molecular sieve; potassium tert-butylate; sodium hydride; methyl trifluoromethanesulfonate;
In
diethyl ether; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(89)85090-6
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 91 percent / aq. 10 percent sodium hydroxide / tetrabutylammonium bromide / CH2Cl2
2: 59 percent / methyl triflate, powdered molecular sieves (4 Angstroem) / diethyl ether
3: 1.) KOBut, 2.) 0.1 M hydrochloric acid / 1.) N,N-dimethylformamide, 80 deg C, 2.5 h, 2.) acetone, reflux, 30 min; or with tris(triphenylphosphine)rhodium(I) chloride, HgO, HgCl2
With
hydrogenchloride; sodium hydroxide; 4 A molecular sieve; potassium tert-butylate; methyl trifluoromethanesulfonate;
tetrabutylammomium bromide;
In
diethyl ether; dichloromethane;
DOI:10.1016/0008-6215(89)85090-6
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 91 percent / sodium hydride / dimethylformamide / 2 h / Ambient temperature
2: 59 percent / methyl triflate, powdered molecular sieves (4 Angstroem) / diethyl ether
3: 1.) KOBut, 2.) 0.1 M hydrochloric acid / 1.) N,N-dimethylformamide, 80 deg C, 2.5 h, 2.) acetone, reflux, 30 min; or with tris(triphenylphosphine)rhodium(I) chloride, HgO, HgCl2
With
hydrogenchloride; 4 A molecular sieve; potassium tert-butylate; sodium hydride; methyl trifluoromethanesulfonate;
In
diethyl ether; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(89)85090-6
