Technology Process of t-butyl-2-(6-triphenyliminophosphoranopurin-9-ylmethyl)-Z-but-2-ene-1,4-diyl cyclophosphate
There total 8 articles about t-butyl-2-(6-triphenyliminophosphoranopurin-9-ylmethyl)-Z-but-2-ene-1,4-diyl cyclophosphate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
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Multi-step reaction with 7 steps
1.1: pyridine; phosphorus tribromide / diethyl ether / 3 h / -10 °C
2.1: sodium hydride / dimethylformamide
2.2: 51 percent / dimethylformamide / 2.5 h
3.1: 81 percent / sodium azide / dimethylformamide / 72 h / 20 °C
4.1: 80 percent / tetrahydrofuran / 5 h / 60 °C
5.1: Rose Bengal; oxygen / ethanol; methanol; CH2Cl2 / 3 h / -78 °C / Irradiation
5.2: 87 percent / sodium borohydride / ethanol; methanol; CH2Cl2 / 3 h / -78 °C
6.1: 1H-tetrazole / acetonitrile; CH2Cl2 / 2 h
7.1: 0.33 g / t-butyl hydroperoxide / acetonitrile; CH2Cl2; H2O / 2 h
With
pyridine; 1H-tetrazole; tert.-butylhydroperoxide; sodium azide; oxygen; phosphorus tribromide; rose bengal; sodium hydride;
In
tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;
1.1: Bromination / 2.1: Metallation / 2.2: Substitution / 3.1: Substitution / 4.1: Staudinger reduction / 5.1: Oxidation / 5.2: Reduction / 6.1: phosphitylation / 7.1: Oxidation;
DOI:10.1016/S0040-4020(97)00466-3
- Guidance literature:
-
Multi-step reaction with 6 steps
1.1: sodium hydride / dimethylformamide
1.2: 51 percent / dimethylformamide / 2.5 h
2.1: 81 percent / sodium azide / dimethylformamide / 72 h / 20 °C
3.1: 80 percent / tetrahydrofuran / 5 h / 60 °C
4.1: Rose Bengal; oxygen / ethanol; methanol; CH2Cl2 / 3 h / -78 °C / Irradiation
4.2: 87 percent / sodium borohydride / ethanol; methanol; CH2Cl2 / 3 h / -78 °C
5.1: 1H-tetrazole / acetonitrile; CH2Cl2 / 2 h
6.1: 0.33 g / t-butyl hydroperoxide / acetonitrile; CH2Cl2; H2O / 2 h
With
1H-tetrazole; tert.-butylhydroperoxide; sodium azide; oxygen; rose bengal; sodium hydride;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;
1.1: Metallation / 1.2: Substitution / 2.1: Substitution / 3.1: Staudinger reduction / 4.1: Oxidation / 4.2: Reduction / 5.1: phosphitylation / 6.1: Oxidation;
DOI:10.1016/S0040-4020(97)00466-3