Technology Process of (5R,6R)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-5,6-dimethyl-tetrahydro-pyran-2-one
There total 13 articles about (5R,6R)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-5,6-dimethyl-tetrahydro-pyran-2-one which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 12 steps
1: LDA / tetrahydrofuran
2: methanol
3: aq. NaHCO3 / CH2Cl2
4: 95 percent / NaBH4, CeCl3 / methanol
5: cumene hydroperoxide / diisopropyl (+)-tartrate, Ti(i-OPr)4
6: 90 percent / imidazole
7: O3 / CHCl3 / -78 °C
8: CrO3, H2SO4 / acetone / 0 °C
10: 50 percent / CF3COOH / CHCl3 / -10 °C
11: 90 percent / Ph3P, I2, imidazole / benzene
12: n-Bu3SnH, AIBN
With
1H-imidazole; chromium(VI) oxide; sodium tetrahydroborate; cerium(III) chloride; 2,2'-azobis(isobutyronitrile); Cumene hydroperoxide; sulfuric acid; iodine; tri-n-butyl-tin hydride; sodium hydrogencarbonate; ozone; triphenylphosphine; trifluoroacetic acid; lithium diisopropyl amide;
titanium(IV) isopropylate; L-(+)-diisopropyl tartrate;
In
tetrahydrofuran; methanol; dichloromethane; chloroform; acetone; benzene;
DOI:10.1016/S0040-4039(00)86693-9
- Guidance literature:
-
Multi-step reaction with 13 steps
1: 70 percent / pyridinium chlorochromate / CH2Cl2
2: LDA / tetrahydrofuran
3: methanol
4: aq. NaHCO3 / CH2Cl2
5: 95 percent / NaBH4, CeCl3 / methanol
6: cumene hydroperoxide / diisopropyl (+)-tartrate, Ti(i-OPr)4
7: 90 percent / imidazole
8: O3 / CHCl3 / -78 °C
9: CrO3, H2SO4 / acetone / 0 °C
11: 50 percent / CF3COOH / CHCl3 / -10 °C
12: 90 percent / Ph3P, I2, imidazole / benzene
13: n-Bu3SnH, AIBN
With
1H-imidazole; chromium(VI) oxide; sodium tetrahydroborate; cerium(III) chloride; 2,2'-azobis(isobutyronitrile); Cumene hydroperoxide; sulfuric acid; iodine; tri-n-butyl-tin hydride; sodium hydrogencarbonate; ozone; triphenylphosphine; pyridinium chlorochromate; trifluoroacetic acid; lithium diisopropyl amide;
titanium(IV) isopropylate; L-(+)-diisopropyl tartrate;
In
tetrahydrofuran; methanol; dichloromethane; chloroform; acetone; benzene;
DOI:10.1016/S0040-4039(00)86693-9
- Guidance literature:
-
Multi-step reaction with 9 steps
1: 95 percent / NaBH4, CeCl3 / methanol
2: cumene hydroperoxide / diisopropyl (+)-tartrate, Ti(i-OPr)4
3: 90 percent / imidazole
4: O3 / CHCl3 / -78 °C
5: CrO3, H2SO4 / acetone / 0 °C
7: 50 percent / CF3COOH / CHCl3 / -10 °C
8: 90 percent / Ph3P, I2, imidazole / benzene
9: n-Bu3SnH, AIBN
With
1H-imidazole; chromium(VI) oxide; sodium tetrahydroborate; cerium(III) chloride; 2,2'-azobis(isobutyronitrile); Cumene hydroperoxide; sulfuric acid; iodine; tri-n-butyl-tin hydride; ozone; triphenylphosphine; trifluoroacetic acid;
titanium(IV) isopropylate; L-(+)-diisopropyl tartrate;
In
methanol; chloroform; acetone; benzene;
DOI:10.1016/S0040-4039(00)86693-9