Technology Process of 2-[(3',4'-dichlorobiphenyl-4-yl)(methylsulfonyl)amino]-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid
There total 9 articles about 2-[(3',4'-dichlorobiphenyl-4-yl)(methylsulfonyl)amino]-4-(4-oxo-1,2,3-benzotriazin-3(4H)-yl)butanoic acid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
sodium hypochlorite; sodium chlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical;
In
water; acetonitrile;
at 35 ℃;
for 6h;
- Guidance literature:
-
Multi-step reaction with 5 steps
1: pyridine / dichloromethane / 1 h
2: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 1 h / 20 °C / Cooling with ice
3: potassium carbonate / tetrakis(triphenylphosphine) palladium(0) / N,N-dimethyl-formamide / 3 h / 110 °C
4: potassium carbonate; methanol / 1 h / 20 °C
5: sodium hypochlorite; sodium chlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / acetonitrile; water / 6 h / 35 °C
With
pyridine; methanol; sodium hypochlorite; sodium chlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; di-isopropyl azodicarboxylate; potassium carbonate; triphenylphosphine;
tetrakis(triphenylphosphine) palladium(0);
In
tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 1 h / 20 °C / Cooling with ice
2: potassium carbonate / tetrakis(triphenylphosphine) palladium(0) / N,N-dimethyl-formamide / 3 h / 110 °C
3: potassium carbonate; methanol / 1 h / 20 °C
4: sodium hypochlorite; sodium chlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical / acetonitrile; water / 6 h / 35 °C
With
methanol; sodium hypochlorite; sodium chlorite; 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; di-isopropyl azodicarboxylate; potassium carbonate; triphenylphosphine;
tetrakis(triphenylphosphine) palladium(0);
In
tetrahydrofuran; water; N,N-dimethyl-formamide; acetonitrile;