Technology Process of 3-Oxazolidinecarboxylic acid,
4-[[3-[(3R)-7-bromo-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,3-
dihydro-1-(phenylmethyl)-1H-indol-3-yl]-4-(phenylmethoxy)phenyl]methyl
]-2,2-dimethyl-, phenylmethyl ester, (4S)-
There total 15 articles about 3-Oxazolidinecarboxylic acid,
4-[[3-[(3R)-7-bromo-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,3-
dihydro-1-(phenylmethyl)-1H-indol-3-yl]-4-(phenylmethoxy)phenyl]methyl
]-2,2-dimethyl-, phenylmethyl ester, (4S)- which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
- Guidance literature:
-
With
9-borabicyclo[3.3.1]nonane dimer;
In
tetrahydrofuran;
at 65 ℃;
for 36h;
DOI:10.1002/anie.200351112
- Guidance literature:
-
Multi-step reaction with 11 steps
1: 21.8 g / TiCl4 / CH2Cl2 / 6 h / 25 °C
2: SOCl2 / 10 h / 25 °C
3: 15.7 g / NaCNBH3 / acetonitrile / 5 h / 25 °C
4: 97 percent / LiBH4 / tetrahydrofuran / 2 h / 25 °C
5: 98 percent / p-TsOH / acetone / 2 h / 25 °C
6: Et3N / CH2Cl2 / 2 h / 0 °C
7: 7.38 g / aq. Yb(OTf)3 / tetrahydrofuran / 24 h / 25 °C
8: 84 percent / imidazole / CH2Cl2 / 6 h / 25 °C
9: 80 percent / LiOH / dimethylformamide / 5 h / 25 °C
10: 85 percent / KF*alumina / 1,2-dimethoxy-ethane / 12 h / 25 °C
11: 72 percent / 9-borabicyclo[3.3.1]nonane / tetrahydrofuran / 36 h / 65 °C
With
1H-imidazole; lithium hydroxide; potassium fluoride on basic alumina; lithium borohydride; thionyl chloride; titanium tetrachloride; sodium cyanoborohydride; toluene-4-sulfonic acid; triethylamine; 9-bora-bicyclo[3.3.1]nonane; ytterbium(III) triflate;
In
tetrahydrofuran; 1,2-dimethoxyethane; dichloromethane; N,N-dimethyl-formamide; acetone; acetonitrile;
1: Fridel-Crafts reaction;
DOI:10.1021/ja040093a
- Guidance literature:
-
Multi-step reaction with 7 steps
1: 98 percent / p-TsOH / acetone / 2 h / 25 °C
2: Et3N / CH2Cl2 / 2 h / 0 °C
3: 7.38 g / aq. Yb(OTf)3 / tetrahydrofuran / 24 h / 25 °C
4: 84 percent / imidazole / CH2Cl2 / 6 h / 25 °C
5: 80 percent / LiOH / dimethylformamide / 5 h / 25 °C
6: 85 percent / KF*alumina / 1,2-dimethoxy-ethane / 12 h / 25 °C
7: 72 percent / 9-borabicyclo[3.3.1]nonane / tetrahydrofuran / 36 h / 65 °C
With
1H-imidazole; lithium hydroxide; potassium fluoride on basic alumina; toluene-4-sulfonic acid; triethylamine; 9-bora-bicyclo[3.3.1]nonane; ytterbium(III) triflate;
In
tetrahydrofuran; 1,2-dimethoxyethane; dichloromethane; N,N-dimethyl-formamide; acetone;
DOI:10.1021/ja040093a