Technology Process of ethyl 1,7-dideoxy-6-c-carbethoxy-3,6-anhydro-1-(6-N-benzoylamino-9H-purin-9-yl)-2,5-diacetoxy-α-D-gluco-oct-1,4-furanuronate
There total 11 articles about ethyl 1,7-dideoxy-6-c-carbethoxy-3,6-anhydro-1-(6-N-benzoylamino-9H-purin-9-yl)-2,5-diacetoxy-α-D-gluco-oct-1,4-furanuronate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
t-butyldimethylsiyl triflate;
In
acetonitrile;
at 75 ℃;
for 3h;
DOI:10.1021/jo026858j
- Guidance literature:
-
Multi-step reaction with 10 steps
1.1: NaH / tetrahydrofuran / 6 h / 25 °C
1.2: 78 percent / TBAI / tetrahydrofuran / 12 h / 25 °C
2.1: 89 percent / H2SO4 / ethanol; H2O / 6 h / 25 °C
3.1: 86 percent / sodium metaperiodate / acetone; H2O / 2 h / 0 °C
4.1: 76 percent / BF3*Et2O / CH2Cl2 / 2 h / 0 °C
5.1: 83 percent / triethylamine; methanesulfonyl azide / acetonitrile / 2.5 h / 25 °C
6.1: 74 percent / Rh2(OAc)4 / benzene / 0.17 h / 80 °C
7.1: 89 percent / sodium borohydride / methanol / 2 h / 0 °C
8.1: 94 percent / pyridine; 4-N,N-dimethylaminopyridine / 12 h / 25 °C
9.1: 59 percent / acetic acid; H2SO4 / CH2Cl2 / 4 h / 25 °C
10.1: 73 percent / tert-butyl(dimethyl)silyl triflate / acetonitrile / 3 h / 75 °C
With
pyridine; dmap; sodium tetrahydroborate; sodium periodate; sulfuric acid; boron trifluoride diethyl etherate; t-butyldimethylsiyl triflate; sodium hydride; acetic acid; triethylamine; Methanesulfonyl azide;
dirhodium tetraacetate;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; water; acetone; acetonitrile; benzene;
10.1: Vorbrueggen glycosylation;
DOI:10.1021/jo026858j
- Guidance literature:
-
Multi-step reaction with 11 steps
1.1: 72 percent / I2 / 6 h / 25 °C
2.1: NaH / tetrahydrofuran / 6 h / 25 °C
2.2: 78 percent / TBAI / tetrahydrofuran / 12 h / 25 °C
3.1: 89 percent / H2SO4 / ethanol; H2O / 6 h / 25 °C
4.1: 86 percent / sodium metaperiodate / acetone; H2O / 2 h / 0 °C
5.1: 76 percent / BF3*Et2O / CH2Cl2 / 2 h / 0 °C
6.1: 83 percent / triethylamine; methanesulfonyl azide / acetonitrile / 2.5 h / 25 °C
7.1: 74 percent / Rh2(OAc)4 / benzene / 0.17 h / 80 °C
8.1: 89 percent / sodium borohydride / methanol / 2 h / 0 °C
9.1: 94 percent / pyridine; 4-N,N-dimethylaminopyridine / 12 h / 25 °C
10.1: 59 percent / acetic acid; H2SO4 / CH2Cl2 / 4 h / 25 °C
11.1: 73 percent / tert-butyl(dimethyl)silyl triflate / acetonitrile / 3 h / 75 °C
With
pyridine; dmap; sodium tetrahydroborate; sodium periodate; sulfuric acid; boron trifluoride diethyl etherate; t-butyldimethylsiyl triflate; iodine; sodium hydride; acetic acid; triethylamine; Methanesulfonyl azide;
dirhodium tetraacetate;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; water; acetone; acetonitrile; benzene;
11.1: Vorbrueggen glycosylation;
DOI:10.1021/jo026858j