Technology Process of (E)-3-{(2R,3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-[(2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-((E)-2-methoxycarbonyl-vinyl)-tetrahydro-pyran-2-yloxy]-tetrahydro-pyran-2-yl}-acrylic acid methyl ester
There total 4 articles about (E)-3-{(2R,3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-[(2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-((E)-2-methoxycarbonyl-vinyl)-tetrahydro-pyran-2-yloxy]-tetrahydro-pyran-2-yl}-acrylic acid methyl ester which
guide to synthetic route it.
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synthetic route:
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827025-82-1
(E)-3-{(2R,3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-[(2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-((E)-2-methoxycarbonyl-vinyl)-tetrahydro-pyran-2-yloxy]-tetrahydro-pyran-2-yl}-acrylic acid methyl ester
- Guidance literature:
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Methyl diethylphosphonoacetate;
With
sodium hydride;
In
tetrahydrofuran;
for 1h;
C54H52Cl2O11;
In
tetrahydrofuran;
for 12h;
DOI:10.1016/j.bmc.2004.09.033
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827025-82-1
(E)-3-{(2R,3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-[(2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-((E)-2-methoxycarbonyl-vinyl)-tetrahydro-pyran-2-yloxy]-tetrahydro-pyran-2-yl}-acrylic acid methyl ester
- Guidance literature:
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Multi-step reaction with 3 steps
1.1: 79 percent / sodium chlorite; hydrogen peroxide; sodium dihydrogen phosphate / H2O; acetonitrile / 12 h / 0 - 20 °C
2.1: oxalyl chloride / CH2Cl2 / 1 h / 20 °C
3.1: sodium hydride / tetrahydrofuran / 1 h
3.2: 82 percent / tetrahydrofuran / 12 h
With
sodium chlorite; sodium dihydrogen phosphate; oxalyl dichloride; dihydrogen peroxide; sodium hydride;
In
tetrahydrofuran; dichloromethane; water; acetonitrile;
DOI:10.1016/j.bmc.2004.09.033
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827025-82-1
(E)-3-{(2R,3R,4S,5R,6R)-3,4,5-Tris-benzyloxy-6-[(2R,3R,4S,5R,6R)-3,4,5-tris-benzyloxy-6-((E)-2-methoxycarbonyl-vinyl)-tetrahydro-pyran-2-yloxy]-tetrahydro-pyran-2-yl}-acrylic acid methyl ester
- Guidance literature:
-
Multi-step reaction with 2 steps
1.1: oxalyl chloride / CH2Cl2 / 1 h / 20 °C
2.1: sodium hydride / tetrahydrofuran / 1 h
2.2: 82 percent / tetrahydrofuran / 12 h
With
oxalyl dichloride; sodium hydride;
In
tetrahydrofuran; dichloromethane;
DOI:10.1016/j.bmc.2004.09.033