Technology Process of allyl 3-O-<2'-O-(2''-O-acetyl-3'',4''-di-O-benzyl-α-L-rhamnopyranosyl)-3',4'-di-O-benzyl-α-L-rhamnopyranosyl>-2-O-benzoyl-4-O-benzyl-α-L-rhamnopyranoside
There total 9 articles about allyl 3-O-<2'-O-(2''-O-acetyl-3'',4''-di-O-benzyl-α-L-rhamnopyranosyl)-3',4'-di-O-benzyl-α-L-rhamnopyranosyl>-2-O-benzoyl-4-O-benzyl-α-L-rhamnopyranoside 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
molecular sieve; silver trifluoromethanesulfonate; tetramethylurea;
In
dichloromethane;
-78 degC then allowed to warm to room temperature, 48 h;
- Guidance literature:
-
Multi-step reaction with 6 steps
1: trifluoromethanesulphonic acid / Heating
3: 40 percent / toluene-p-sulphonic acid / acetonitrile / 18 h / Ambient temperature
4: 64 percent / 1,1,3,3-tetramethylurea, silver trifluoromethanesulphonate, molecular sieves / CH2Cl2 / -78 degC then allowed to warm to room temperature, 72 h
5: 72 percent / methanolic HCl / 48 h / Ambient temperature
6: 61 percent / 1,1,3,3-tetramethylurea, silver trifluoromethanesulphonic acid, molecular sieves / CH2Cl2 / -78 degC then allowed to warm to room temperature, 48 h
With
hydrogenchloride; molecular sieve; trifluorormethanesulfonic acid; silver trifluoromethanesulfonate; toluene-4-sulfonic acid; tetramethylurea;
In
dichloromethane; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 5 steps
2: 40 percent / toluene-p-sulphonic acid / acetonitrile / 18 h / Ambient temperature
3: 64 percent / 1,1,3,3-tetramethylurea, silver trifluoromethanesulphonate, molecular sieves / CH2Cl2 / -78 degC then allowed to warm to room temperature, 72 h
4: 72 percent / methanolic HCl / 48 h / Ambient temperature
5: 61 percent / 1,1,3,3-tetramethylurea, silver trifluoromethanesulphonic acid, molecular sieves / CH2Cl2 / -78 degC then allowed to warm to room temperature, 48 h
With
hydrogenchloride; molecular sieve; silver trifluoromethanesulfonate; toluene-4-sulfonic acid; tetramethylurea;
In
dichloromethane; acetonitrile;
