Technology Process of CarbaMic acid, [2,2-diMethyl-4-oxo-1-(sulfooxy)-3-azetidinyl]-,C-(1,1-diMethylethyl) ester, ion(1-), (S)-, N,N,N-tributyl-1-butanaMiniuM
There total 9 articles about CarbaMic acid, [2,2-diMethyl-4-oxo-1-(sulfooxy)-3-azetidinyl]-,C-(1,1-diMethylethyl) ester, ion(1-), (S)-, N,N,N-tributyl-1-butanaMiniuM which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
potassium dihydrogenphosphate;
In
dichloromethane; water;
at 0 - 5 ℃;
for 1h;
- Guidance literature:
-
(3S)-3-[(t-butyloxycarbonyl)amino]-1-hydroxy-4,4-dimethyl-2-azetidinone;
With
potassium dihydrogenphosphate; sulfur trioxide-N,N-dimethylformamide complex;
In
N,N-dimethyl-formamide;
at 0 ℃;
for 1h;
tetra(n-butyl)ammonium hydrogensulfate;
In
water; ethyl acetate;
at 10 ℃;
for 0.333333h;
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: diethyl ether / 1 h / -78 - 20 °C
2.1: sodium hypochlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; sodium chloride / aq. phosphate buffer; water; acetonitrile / 35 °C / pH 6 - 7
3.1: benzotriazol-1-ol; dicyclohexyl-carbodiimide / N,N-dimethyl-formamide / 0.5 h / 20 °C
3.2: 24 h / 20 °C
4.1: sulfur trioxide pyridine complex / pyridine / 2 h / 0 °C
4.2: 2 h / Reflux
5.1: 5%-palladium/activated carbon; hydrogen / methanol; water / 1 h / 2585.81 Torr
6.1: pyridine / 1.5 h / 0 - 20 °C
7.1: potassium dihydrogenphosphate / dichloromethane; water / 1 h / 0 - 5 °C
With
sodium hypochlorite; potassium dihydrogenphosphate; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; 5%-palladium/activated carbon; hydrogen; sulfur trioxide pyridine complex; benzotriazol-1-ol; dicyclohexyl-carbodiimide; sodium chloride;
In
pyridine; methanol; aq. phosphate buffer; diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;