Technology Process of 2-PROPENOIC ACID, 3-(5-BROMO-3-THIENYL)-, ETHYL ESTER
There total 1 articles about 2-PROPENOIC ACID, 3-(5-BROMO-3-THIENYL)-, ETHYL ESTER which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
diethoxyphosphoryl-acetic acid ethyl ester; 5-bromo-3-thiophenecarbaldehyde;
With
lithium chloride;
In
acetonitrile;
at 0 ℃;
for 0.166667h;
With
1,8-diazabicyclo[5.4.0]undec-7-ene;
In
acetonitrile;
at 20 ℃;
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: sodium hydride / dimethyl sulfoxide; mineral oil / 0.5 h / 20 °C / Inert atmosphere
1.2: 20 °C / Inert atmosphere
2.1: sodium hydroxide / tetrahydrofuran; water; ethanol / 0 - 20 °C
3.1: triethylamine; diphenylphosphoranyl azide / 20 - 80 °C
4.1: triethylamine; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 8 h / 90 °C / 2280.15 Torr
5.1: sodium hydroxide / tetrahydrofuran; methanol; water / 0 - 20 °C
6.1: triethylamine; HATU / N,N-dimethyl-formamide
7.1: hydrogenchloride / ethyl acetate / 0 - 20 °C
8.1: sodium hydrogencarbonate / tetrahydrofuran; methanol / 2 h / 20 - 60 °C / Inert atmosphere
9.1: sodium tetrahydroborate / 1 h / 0 - 20 °C
9.2: 20 °C
With
hydrogenchloride; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium tetrahydroborate; diphenylphosphoranyl azide; sodium hydride; sodium hydrogencarbonate; triethylamine; HATU; sodium hydroxide;
In
tetrahydrofuran; methanol; ethanol; water; dimethyl sulfoxide; ethyl acetate; N,N-dimethyl-formamide; mineral oil;
- Guidance literature:
-
Multi-step reaction with 9 steps
1.1: sodium hydride / dimethyl sulfoxide; mineral oil / 0.5 h / 20 °C / Inert atmosphere
1.2: 20 °C / Inert atmosphere
2.1: sodium hydroxide / tetrahydrofuran; water; ethanol / 0 - 20 °C
3.1: triethylamine; diphenylphosphoranyl azide / 20 - 80 °C
4.1: triethylamine; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 8 h / 90 °C / 2280.15 Torr
5.1: sodium hydroxide / tetrahydrofuran; methanol; water / 0 - 20 °C
6.1: triethylamine; HATU / N,N-dimethyl-formamide
7.1: hydrogenchloride / ethyl acetate / 0 - 20 °C
8.1: sodium hydrogencarbonate / tetrahydrofuran; methanol / 2 h / 20 - 60 °C / Inert atmosphere
9.1: sodium tetrahydroborate / 1 h / 0 - 20 °C
9.2: 20 °C
With
hydrogenchloride; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium tetrahydroborate; diphenylphosphoranyl azide; sodium hydride; sodium hydrogencarbonate; triethylamine; HATU; sodium hydroxide;
In
tetrahydrofuran; methanol; ethanol; water; dimethyl sulfoxide; ethyl acetate; N,N-dimethyl-formamide; mineral oil;