Technology Process of (3S,4R)-1-(2-methoxyethyl)-4-(3,4,5-trifluorophenyl)pyrrolidine-3-carboxylic acid
There total 5 articles about (3S,4R)-1-(2-methoxyethyl)-4-(3,4,5-trifluorophenyl)pyrrolidine-3-carboxylic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
(R)-3-((3S,4R)-1-(2-methoxyethyl)-4-(3,4,5-trifluorophenyl)pyrrolidine-3-carbonyl)-4-phenyloxazolidin-2-one;
With
water; dihydrogen peroxide; lithium hydroxide;
In
tetrahydrofuran;
at 0 ℃;
for 1.5h;
With
sodium sulfite;
In
tetrahydrofuran; water;
at 0 - 20 ℃;
for 2h;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: oxalyl dichloride; N,N-dimethyl-formamide / toluene / 16.25 h / 0 - 20 °C
2.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.92 h / -78 °C
2.2: 17 h / 0 - 20 °C
3.1: trifluoroacetic acid / toluene / 2.75 h / 0 °C
3.2: 0 - 20 °C
4.1: lithium hydroxide; water; dihydrogen peroxide / tetrahydrofuran / 1.5 h / 0 °C
4.2: 2 h / 0 - 20 °C
With
oxalyl dichloride; water; dihydrogen peroxide; N,N-dimethyl-formamide; trifluoroacetic acid; lithium hydroxide; lithium hexamethyldisilazane;
In
tetrahydrofuran; toluene;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: lithium hexamethyldisilazane / tetrahydrofuran / 0.92 h / -78 °C
1.2: 17 h / 0 - 20 °C
2.1: trifluoroacetic acid / toluene / 2.75 h / 0 °C
2.2: 0 - 20 °C
3.1: lithium hydroxide; water; dihydrogen peroxide / tetrahydrofuran / 1.5 h / 0 °C
3.2: 2 h / 0 - 20 °C
With
water; dihydrogen peroxide; trifluoroacetic acid; lithium hydroxide; lithium hexamethyldisilazane;
In
tetrahydrofuran; toluene;