Technology Process of 5-benzyloxy-6-methyl-pyridine-3,4-dicarboxylic acid dibenzyl ester
There total 8 articles about 5-benzyloxy-6-methyl-pyridine-3,4-dicarboxylic acid dibenzyl ester which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 6 steps
1: urea; acetic acid anhydride; HNO3
2: POCl3; PCl5 / 120 - 130 °C
3: palladium/BaCO3; ethanol / 36775.4 - 44130.5 Torr / Hydrogenation
4: concentrated aqueous HCl
5: aqueous H2SO4; aqueous NaNO2 / 90 - 95 °C
6: ethanol / Erhitzen des vom Aethanol befreiten Reaktionsgemisches auf 115-125grad
With
hydrogenchloride; palladium-barium carbonate; ethanol; phosphorus pentachloride; sulfuric acid; nitric acid; acetic anhydride; urea; sodium nitrite; trichlorophosphate;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: palladium/BaCO3; ethanol / 36775.4 - 44130.5 Torr / Hydrogenation
2: concentrated aqueous HCl
3: aqueous H2SO4; aqueous NaNO2 / 90 - 95 °C
4: ethanol / Erhitzen des vom Aethanol befreiten Reaktionsgemisches auf 115-125grad
With
hydrogenchloride; palladium-barium carbonate; ethanol; sulfuric acid; sodium nitrite;
- Guidance literature:
-
Multi-step reaction with 5 steps
1: POCl3; PCl5 / 120 - 130 °C
2: palladium/BaCO3; ethanol / 36775.4 - 44130.5 Torr / Hydrogenation
3: concentrated aqueous HCl
4: aqueous H2SO4; aqueous NaNO2 / 90 - 95 °C
5: ethanol / Erhitzen des vom Aethanol befreiten Reaktionsgemisches auf 115-125grad
With
hydrogenchloride; palladium-barium carbonate; ethanol; phosphorus pentachloride; sulfuric acid; sodium nitrite; trichlorophosphate;