Technology Process of 2-CHLORO-4-(3-METHYLPHENYL)-5-THIAZOLECARBOXYLIC ACID ETHYL ESTER
There total 4 articles about 2-CHLORO-4-(3-METHYLPHENYL)-5-THIAZOLECARBOXYLIC ACID ETHYL ESTER which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
hydrogenchloride; phosphoric acid; nitric acid; sodium nitrite;
Yield given. Multistep reaction;
1.) -5 to 0 deg C, 10 min, 2.) 30 min;;
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 61 percent / ethanol / 16 h / Heating
2: 1.) 85percent H3PO4, 70percent HNO3, NaNO2, 2.) aq. HCl, CuCl; / 1.) -5 to 0 deg C, 10 min, 2.) 30 min;
With
hydrogenchloride; phosphoric acid; nitric acid; sodium nitrite;
In
ethanol;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 17 percent / 1.) aq. NaOH, 2.) aq. NH3, NH4Cl; / 1.) benzene, 35 deg C, 3 h, 2.) 40-50 deg C, 3 h;
2: SO2Cl2
3: 61 percent / ethanol / 16 h / Heating
4: 1.) 85percent H3PO4, 70percent HNO3, NaNO2, 2.) aq. HCl, CuCl; / 1.) -5 to 0 deg C, 10 min, 2.) 30 min;
With
hydrogenchloride; ammonium hydroxide; sodium hydroxide; sulfuryl dichloride; phosphoric acid; nitric acid; ammonium chloride; sodium nitrite;
In
ethanol;