Technology Process of N-[(4aR,6R,8aS)-8a-(5-bromo-2,4-difluorophenyl)-6-(hydroxymethyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-yl]benzamide
There total 8 articles about N-[(4aR,6R,8aS)-8a-(5-bromo-2,4-difluorophenyl)-6-(hydroxymethyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-yl]benzamide which
guide to synthetic route it.
The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:
synthetic route:
-
-
1613393-61-5
N-((4aR,6R,8aS)-6-((benzyloxy)methyl)-8a-(5-bromo-2,4-difluorophenyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-yl)benzamide
-
-
1613393-67-1
N-[(4aR,6R,8aS)-8a-(5-bromo-2,4-difluorophenyl)-6-(hydroxymethyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-yl]benzamide
- Guidance literature:
-
With
sodium bromate; sodium dithionite; water;
In
ethyl acetate;
for 2h;
-
-
1613393-67-1
N-[(4aR,6R,8aS)-8a-(5-bromo-2,4-difluorophenyl)-6-(hydroxymethyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-yl]benzamide
- Guidance literature:
-
Multi-step reaction with 8 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil / 0.5 h / 30 °C
1.2: 19 h / 20 - 70 °C
2.1: formic acid; water / 2.5 h / 20 °C
2.2: 18 h / 20 °C
3.1: sodium hypochlorite / water; dichloromethane / 1.5 h / 0 - 15 °C
4.1: boron trifluoride diethyl etherate / toluene; isopropyl alcohol / 0.5 h / -74 °C / Inert atmosphere
4.2: 1.5 h / -78 - 5 °C
5.1: samarium iodide / tetrahydrofuran / 1.5 h / 0 - 20 °C
6.1: dichloromethane / 18 h / 20 °C
7.1: pyridine; trifluoromethylsulfonic anhydride / dichloromethane / 3.5 h / -50 - 0 °C
8.1: sodium bromate; water; sodium dithionite / ethyl acetate / 2 h
With
pyridine; sodium hypochlorite; sodium bromate; formic acid; sodium dithionite; trifluoromethylsulfonic anhydride; boron trifluoride diethyl etherate; water; sodium hydride;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; isopropyl alcohol; toluene; mineral oil;
-
-
1613393-67-1
N-[(4aR,6R,8aS)-8a-(5-bromo-2,4-difluorophenyl)-6-(hydroxymethyl)-4,4a,5,6,8,8a-hexahydropyrano[3,4-d][1,3]thiazin-2-yl]benzamide
- Guidance literature:
-
Multi-step reaction with 7 steps
1.1: formic acid; water / 2.5 h / 20 °C
1.2: 18 h / 20 °C
2.1: sodium hypochlorite / water; dichloromethane / 1.5 h / 0 - 15 °C
3.1: boron trifluoride diethyl etherate / toluene; isopropyl alcohol / 0.5 h / -74 °C / Inert atmosphere
3.2: 1.5 h / -78 - 5 °C
4.1: samarium iodide / tetrahydrofuran / 1.5 h / 0 - 20 °C
5.1: dichloromethane / 18 h / 20 °C
6.1: pyridine; trifluoromethylsulfonic anhydride / dichloromethane / 3.5 h / -50 - 0 °C
7.1: sodium bromate; water; sodium dithionite / ethyl acetate / 2 h
With
pyridine; sodium hypochlorite; sodium bromate; formic acid; sodium dithionite; trifluoromethylsulfonic anhydride; boron trifluoride diethyl etherate; water;
In
tetrahydrofuran; dichloromethane; water; ethyl acetate; isopropyl alcohol; toluene;