Technology Process of 2-Thiophenecarboxylic acid, 5-[[(5-chloro-2-Methyl-3-pyridinyl)aMino]Methyl]-
There total 4 articles about 2-Thiophenecarboxylic acid, 5-[[(5-chloro-2-Methyl-3-pyridinyl)aMino]Methyl]- which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
C12H9ClN2O2S;
With
sodium cyanoborohydride;
In
methanol;
at 0 - 20 ℃;
for 14h;
Inert atmosphere;
With
hydrogenchloride; water;
In
methanol;
pH=4;
- Guidance literature:
-
Multi-step reaction with 4 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil / 3.83 h / 20 °C / Inert atmosphere
1.2: 12.5 h / Reflux
1.3: pH 9
2.1: tin(II) chloride dihdyrate / ethyl acetate / 3 h / 85 °C / Inert atmosphere
3.1: methanol / 2 h / 50 °C / Inert atmosphere
4.1: sodium cyanoborohydride / methanol / 14 h / 0 - 20 °C / Inert atmosphere
4.2: pH 4
With
tin(II) chloride dihdyrate; sodium hydride; sodium cyanoborohydride;
In
tetrahydrofuran; methanol; ethyl acetate; mineral oil;
- Guidance literature:
-
Multi-step reaction with 3 steps
1.1: tin(II) chloride dihdyrate / ethyl acetate / 3 h / 85 °C / Inert atmosphere
2.1: methanol / 2 h / 50 °C / Inert atmosphere
3.1: sodium cyanoborohydride / methanol / 14 h / 0 - 20 °C / Inert atmosphere
3.2: pH 4
With
tin(II) chloride dihdyrate; sodium cyanoborohydride;
In
methanol; ethyl acetate;