Technology Process of methyl 2-acetamido-6-O-benzyl-2,3-dideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-xylo-hexopyranoside
There total 7 articles about methyl 2-acetamido-6-O-benzyl-2,3-dideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-xylo-hexopyranoside 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:
- Guidance literature:
-
With
4 A molecular sieve; tetraethylammonium bromide;
In
dichloromethane; N,N-dimethyl-formamide;
for 24h;
- Guidance literature:
-
Multi-step reaction with 6 steps
1: 53 percent / Hg(CN)2, CaSO4, 4 Angstroem molecular sieves / toluene; nitromethane / 3 h
2: 88 percent / tris(triphenylphosphine)rhodium(I) chloride, 1,4-diazabicyclo<2.2.2>octane / ethanol; toluene; H2O / 19 h / Heating
3: 77 percent / 4-dimethylaminopyridine / CH2Cl2 / 38 h / Ambient temperature
4: 92 percent / Bu3SnH, 2,2'-azabis(isobutyronitrile) / toluene / 2 h / 80 °C
5: 98 percent / methanolic 0.05 N MeONa / 24 h
6: 69 percent / 4 Angstroem molecular sieves, tetraethylammonium bromide / CH2Cl2; dimethylformamide / 24 h
With
1,4-diaza-bicyclo[2.2.2]octane; dmap; calcium sulfate; Wilkinson's catalyst; 2,2'-azobis(isobutyronitrile); 4 A molecular sieve; tetraethylammonium bromide; tri-n-butyl-tin hydride; sodium methylate; mercury(II) cyanide;
In
nitromethane; ethanol; dichloromethane; water; N,N-dimethyl-formamide; toluene;
- Guidance literature:
-
Multi-step reaction with 6 steps
1: 53 percent / Hg(CN)2, CaSO4, 4 Angstroem molecular sieves / toluene; nitromethane / 3 h
2: 88 percent / tris(triphenylphosphine)rhodium(I) chloride, 1,4-diazabicyclo<2.2.2>octane / ethanol; toluene; H2O / 19 h / Heating
3: 77 percent / 4-dimethylaminopyridine / CH2Cl2 / 38 h / Ambient temperature
4: 92 percent / Bu3SnH, 2,2'-azabis(isobutyronitrile) / toluene / 2 h / 80 °C
5: 98 percent / methanolic 0.05 N MeONa / 24 h
6: 69 percent / 4 Angstroem molecular sieves, tetraethylammonium bromide / CH2Cl2; dimethylformamide / 24 h
With
1,4-diaza-bicyclo[2.2.2]octane; dmap; calcium sulfate; Wilkinson's catalyst; 2,2'-azobis(isobutyronitrile); 4 A molecular sieve; tetraethylammonium bromide; tri-n-butyl-tin hydride; sodium methylate; mercury(II) cyanide;
In
nitromethane; ethanol; dichloromethane; water; N,N-dimethyl-formamide; toluene;
