Technology Process of 2,2-Dimethyl-propionic acid (S)-6-benzyloxy-4-((4S,5R,6S)-6-formyl-2,2,5-trimethyl-[1,3]dioxan-4-yl)-hexyl ester
There total 19 articles about 2,2-Dimethyl-propionic acid (S)-6-benzyloxy-4-((4S,5R,6S)-6-formyl-2,2,5-trimethyl-[1,3]dioxan-4-yl)-hexyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 18 steps
1: CSA, CH3OH
3: 1.) phosgene iminium chloride
4: toluene / 100 °C
5: 85 percent / H2SO4 / tetrahydrofuran; H2O / 25 °C
6: 62 percent / PdCl2/CuCl2/O2 / dimethylformamide; H2O / 25 °C
7: 87 percent / PDC / acetic anhydride; CH2Cl2
8: 91 percent / LiAlH4 / diethyl ether
9: 88 percent / pyridine
10: 60 percent / BF3*Et2O
11: 92 percent / imidazole
12: HgCl2, CaCO3 / acetonitrile; H2O
13: 58 percent / tetrahydrofuran
14: 95 percent / PPTS
15: 1.) BH3*THF, 2.) 3N NaOH, 30percent H2O2
16: 72 percent / NaH, n-Bu4NI / dimethylformamide
17: 90 percent / n-Bu4F / tetrahydrofuran
18: 1.) Oxalyl chloride, DMSO, 2.) Et3N
With
pyridine; 1H-imidazole; methanol; sodium hydroxide; lithium aluminium tetrahydride; dipyridinium dichromate; borane-THF; oxalyl dichloride; sulfuric acid; camphor-10-sulfonic acid; boron trifluoride diethyl etherate; dihydrogen peroxide; oxygen; pyridinium p-toluenesulfonate; tetra-(n-butyl)ammonium iodide; sodium hydride; dichloromethylenedimethyliminium chloride; dimethyl sulfoxide; triethylamine; calcium carbonate; mercury dichloride; copper dichloride; palladium dichloride;
In
tetrahydrofuran; diethyl ether; dichloromethane; water; acetic anhydride; N,N-dimethyl-formamide; toluene; acetonitrile;
DOI:10.1016/S0040-4039(00)85204-1
- Guidance literature:
-
Multi-step reaction with 10 steps
1: 88 percent / pyridine
2: 60 percent / BF3*Et2O
3: 92 percent / imidazole
4: HgCl2, CaCO3 / acetonitrile; H2O
5: 58 percent / tetrahydrofuran
6: 95 percent / PPTS
7: 1.) BH3*THF, 2.) 3N NaOH, 30percent H2O2
8: 72 percent / NaH, n-Bu4NI / dimethylformamide
9: 90 percent / n-Bu4F / tetrahydrofuran
10: 1.) Oxalyl chloride, DMSO, 2.) Et3N
With
pyridine; 1H-imidazole; sodium hydroxide; borane-THF; oxalyl dichloride; boron trifluoride diethyl etherate; dihydrogen peroxide; pyridinium p-toluenesulfonate; tetra-(n-butyl)ammonium iodide; sodium hydride; dimethyl sulfoxide; triethylamine; calcium carbonate; mercury dichloride;
In
tetrahydrofuran; water; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1016/S0040-4039(00)85204-1
- Guidance literature:
-
Multi-step reaction with 12 steps
1: 87 percent / PDC / acetic anhydride; CH2Cl2
2: 91 percent / LiAlH4 / diethyl ether
3: 88 percent / pyridine
4: 60 percent / BF3*Et2O
5: 92 percent / imidazole
6: HgCl2, CaCO3 / acetonitrile; H2O
7: 58 percent / tetrahydrofuran
8: 95 percent / PPTS
9: 1.) BH3*THF, 2.) 3N NaOH, 30percent H2O2
10: 72 percent / NaH, n-Bu4NI / dimethylformamide
11: 90 percent / n-Bu4F / tetrahydrofuran
12: 1.) Oxalyl chloride, DMSO, 2.) Et3N
With
pyridine; 1H-imidazole; sodium hydroxide; lithium aluminium tetrahydride; dipyridinium dichromate; borane-THF; oxalyl dichloride; boron trifluoride diethyl etherate; dihydrogen peroxide; pyridinium p-toluenesulfonate; tetra-(n-butyl)ammonium iodide; sodium hydride; dimethyl sulfoxide; triethylamine; calcium carbonate; mercury dichloride;
In
tetrahydrofuran; diethyl ether; dichloromethane; water; acetic anhydride; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1016/S0040-4039(00)85204-1