Technology Process of 2-(3-chloro-4-(cyclopropylmethoxy)phenyl)-4,5,6,7-tetrahydro-1,3-benzoxazol-5-ol
There total 7 articles about 2-(3-chloro-4-(cyclopropylmethoxy)phenyl)-4,5,6,7-tetrahydro-1,3-benzoxazol-5-ol which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
2-(3-chloro-4-(cyclopropylmethoxy)phenyl)-6,7-dihydro-4H-spiro[1,3-benzoxazole-5,2'-[1,3]dioxolane];
With
hydrogenchloride;
In
tetrahydrofuran; methanol; water;
at 70 ℃;
for 1h;
With
methanol; sodium tetrahydroborate;
In
tetrahydrofuran; ethyl acetate;
at 20 ℃;
for 0.333333h;
- Guidance literature:
-
Multi-step reaction with 5 steps
1.1: isopropyl alcohol / 90 °C
2.1: hydrogen; palladium 10% on activated carbon / water; ethanol / 2 h / 20 °C / 3800.26 Torr
3.1: oxalyl dichloride; N,N-dimethyl-formamide / water; ethanol / 0.5 h / 20 °C
3.2: 0.5 h / 20 °C
4.1: sulfur trioxide pyridine complex; triethylamine / dimethyl sulfoxide / 1 h / Inert atmosphere
4.2: 1 h / 60 °C
5.1: hydrogenchloride / methanol; tetrahydrofuran; water / 1 h / 70 °C
5.2: 0.33 h / 20 °C
With
hydrogenchloride; oxalyl dichloride; palladium 10% on activated carbon; hydrogen; sulfur trioxide pyridine complex; triethylamine; N,N-dimethyl-formamide;
In
tetrahydrofuran; methanol; ethanol; water; dimethyl sulfoxide; isopropyl alcohol;
- Guidance literature:
-
Multi-step reaction with 2 steps
1.1: sulfur trioxide pyridine complex; triethylamine / dimethyl sulfoxide / 1 h / Inert atmosphere
1.2: 1 h / 60 °C
2.1: hydrogenchloride / methanol; tetrahydrofuran; water / 1 h / 70 °C
2.2: 0.33 h / 20 °C
With
hydrogenchloride; sulfur trioxide pyridine complex; triethylamine;
In
tetrahydrofuran; methanol; water; dimethyl sulfoxide;