Technology Process of (3aS,4S,6R,6aS)-4-Benzyloxy-6-[(E)-3-(2-methoxy-ethoxymethoxy)-propenyl]-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxole
There total 1 articles about (3aS,4S,6R,6aS)-4-Benzyloxy-6-[(E)-3-(2-methoxy-ethoxymethoxy)-propenyl]-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxole which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 13 steps
1.1: H2 / Pd-C / methanol / 4 h / 60 °C / 4500.36 Torr
1.2: LiAlH4 / tetrahydrofuran / 1 h / 20 °C
2.1: 91 percent / pyridine / 0 - 20 °C
3.1: 90 percent / DMF; imidazole / 4 h / 20 °C
4.1: 89 percent / DIBAL-H / CH2Cl2 / 1 h / -78 °C
5.1: 86 percent / I2; PPh3; imidazole / diethyl ether; benzene / 1.5 h / 20 °C
6.1: 96 percent / Zn / ethanol / 1.5 h / Heating
7.1: 85 percent / n-Bu4NF / tetrahydrofuran / 1 h / 20 °C
8.1: 88 percent / NaH / CH2Cl2 / 0 - 20 °C
9.1: 85 percent / PPTS; t-BuOH / 1.5 h / 80 °C
10.1: (COCl)2; DMSO; Et3N / CH2Cl2 / 1 h / -78 °C
11.1: NaClO2; NaH2PO4 / dimethylsulfoxide / 1.5 h / 20 °C
12.1: 76 percent / DCC; DMAP / CH2Cl2 / 18 h / 20 °C
13.1: 67 percent / (PCy3)2Ru(Cl)2=CH-Ph / CH2Cl2 / 28 h / Heating
With
pyridine; 1H-imidazole; dmap; sodium chlorite; sodium dihydrogenphosphate; oxalyl dichloride; tetrabutyl ammonium fluoride; hydrogen; iodine; pyridinium p-toluenesulfonate; sodium hydride; diisobutylaluminium hydride; dimethyl sulfoxide; triethylamine; N,N-dimethyl-formamide; dicyclohexyl-carbodiimide; triphenylphosphine; zinc; tert-butyl alcohol;
palladium on activated charcoal; Grubbs catalyst first generation;
In
tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; dimethyl sulfoxide; benzene;
10.1: Swern oxidation;
DOI:10.1016/S0040-4039(03)00441-6
- Guidance literature:
-
Multi-step reaction with 12 steps
1.1: H2 / Pd-C / methanol / 4 h / 60 °C / 4500.36 Torr
1.2: LiAlH4 / tetrahydrofuran / 1 h / 20 °C
2.1: 91 percent / pyridine / 0 - 20 °C
3.1: 90 percent / DMF; imidazole / 4 h / 20 °C
4.1: 89 percent / DIBAL-H / CH2Cl2 / 1 h / -78 °C
5.1: 86 percent / I2; PPh3; imidazole / diethyl ether; benzene / 1.5 h / 20 °C
6.1: 96 percent / Zn / ethanol / 1.5 h / Heating
7.1: 85 percent / n-Bu4NF / tetrahydrofuran / 1 h / 20 °C
8.1: 88 percent / NaH / CH2Cl2 / 0 - 20 °C
9.1: 85 percent / PPTS; t-BuOH / 1.5 h / 80 °C
10.1: (COCl)2; DMSO; Et3N / CH2Cl2 / 1 h / -78 °C
11.1: NaClO2; NaH2PO4 / dimethylsulfoxide / 1.5 h / 20 °C
12.1: 76 percent / DCC; DMAP / CH2Cl2 / 18 h / 20 °C
With
pyridine; 1H-imidazole; dmap; sodium chlorite; sodium dihydrogenphosphate; oxalyl dichloride; tetrabutyl ammonium fluoride; hydrogen; iodine; pyridinium p-toluenesulfonate; sodium hydride; diisobutylaluminium hydride; dimethyl sulfoxide; triethylamine; N,N-dimethyl-formamide; dicyclohexyl-carbodiimide; triphenylphosphine; zinc; tert-butyl alcohol;
palladium on activated charcoal;
In
tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; dimethyl sulfoxide; benzene;
10.1: Swern oxidation;
DOI:10.1016/S0040-4039(03)00441-6