Technology Process of (4S)-4-[4-cyano-2-(methylsulfanyl)phenyl]-6-methyl-2-oxo-1-[3-(trifluoromethyl)-phenyl]-1,2,3,4-tetrahydropyrimidine-5-carbonitrile
There total 12 articles about (4S)-4-[4-cyano-2-(methylsulfanyl)phenyl]-6-methyl-2-oxo-1-[3-(trifluoromethyl)-phenyl]-1,2,3,4-tetrahydropyrimidine-5-carbonitrile which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
Burgess Reagent;
In
tetrahydrofuran;
at 20 ℃;
for 0.5h;
Inert atmosphere;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: morpholine / tetrakis(triphenylphosphine) palladium(0) / tetrahydrofuran / 20 °C / Inert atmosphere
2.1: chiral silica gel phase based on the selector poly(N-methacryloyl-D-leucine-dicyclopropylmethylamide); column dimensions: 670 mm x 40 mm / ethyl acetate; methanol / 25 °C / Resolution of racemate
3.1: triethylamine; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate / tetrahydrofuran / Inert atmosphere
3.2: 0 - 20 °C / Inert atmosphere
4.1: Burgess Reagent / tetrahydrofuran / 0.5 h / 20 °C / Inert atmosphere
With
morpholine; Burgess Reagent; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; triethylamine;
tetrakis(triphenylphosphine) palladium(0);
In
tetrahydrofuran; methanol; ethyl acetate;
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: N,N-dimethyl-formamide / 20 - 175 °C
2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 5 h / 10 - 20 °C
3.1: N,N-dimethyl-formamide / 7 h / 140 °C / Inert atmosphere
4.1: sodium periodate / water; tetrahydrofuran / 1 h / 20 °C
5.1: triethyl phosphate / tert-butyl methyl ether / 50 °C / Inert atmosphere; Reflux
6.1: morpholine / tetrakis(triphenylphosphine) palladium(0) / tetrahydrofuran / 20 °C / Inert atmosphere
7.1: chiral silica gel phase based on the selector poly(N-methacryloyl-D-leucine-dicyclopropylmethylamide); column dimensions: 670 mm x 40 mm / ethyl acetate; methanol / 25 °C / Resolution of racemate
8.1: triethylamine; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate / tetrahydrofuran / Inert atmosphere
8.2: 0 - 20 °C / Inert atmosphere
9.1: Burgess Reagent / tetrahydrofuran / 0.5 h / 20 °C / Inert atmosphere
With
morpholine; sodium periodate; Burgess Reagent; triethyl phosphate; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; triethylamine; 3-chloro-benzenecarboperoxoic acid;
tetrakis(triphenylphosphine) palladium(0);
In
tetrahydrofuran; methanol; dichloromethane; tert-butyl methyl ether; water; ethyl acetate; N,N-dimethyl-formamide;