Technology Process of 4-(1,3-Dioxolan-2-yl)-3-oxabutyl 3,4-di-O-benzyl-α-L-rhamnopyranoside
There total 6 articles about 4-(1,3-Dioxolan-2-yl)-3-oxabutyl 3,4-di-O-benzyl-α-L-rhamnopyranoside which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 4 steps
1: ethanolamine / ethyl acetate / 16 h / Ambient temperature
2: K2CO3 / CH2Cl2 / 12 h
3: 94 percent / molecular sieves 0.4 nm, trimethylsilyl triflate / CH2Cl2 / 0.33 h
4: NaOMe / methanol
With
trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; sodium methylate; potassium carbonate; ethanolamine;
In
methanol; dichloromethane; ethyl acetate;
DOI:10.1080/07328309608005434
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 2,4,6-trimethylpyridine, tetraethylammonium bromide / CH2Cl2 / 1 h / Heating
2: NaH / dimethylformamide / 12 h / Ambient temperature
3: H2SO4 / acetic acid / 0.33 h
4: ethanolamine / ethyl acetate / 16 h / Ambient temperature
5: K2CO3 / CH2Cl2 / 12 h
6: 94 percent / molecular sieves 0.4 nm, trimethylsilyl triflate / CH2Cl2 / 0.33 h
7: NaOMe / methanol
With
2,4,6-trimethyl-pyridine; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; sulfuric acid; tetraethylammonium bromide; sodium methylate; sodium hydride; potassium carbonate; ethanolamine;
In
methanol; dichloromethane; acetic acid; ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1080/07328309608005434
- Guidance literature:
-
Multi-step reaction with 3 steps
1: K2CO3 / CH2Cl2 / 12 h
2: 94 percent / molecular sieves 0.4 nm, trimethylsilyl triflate / CH2Cl2 / 0.33 h
3: NaOMe / methanol
With
trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; sodium methylate; potassium carbonate;
In
methanol; dichloromethane;
DOI:10.1080/07328309608005434
