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ChemicalBook CAS DataBase List METHYL OROTATE
6153-44-2

METHYL OROTATE synthesis

5synthesis methods
-

Yield: 92.9%

Reaction Conditions:

with thionyl chloride at 0 - 5; for 6 h;Reflux;

Steps:

9.1
In a 500 mL three-necked flask,Add orotic acid(15.6 g, 0.10 mol),Then 300 mL of anhydrous methanol was added,Stirring down to 0 ,Maintain the temperature 0 ~ 5 drop add thionyl chloride(10.9 mL, 0.15 mol),And the temperature was raised to reflux for 6 hours.Slightly cold,Vacuum drying solvent,Add 50 mL of anhydrous methanol to lift off.150 mL of methyl t-butyl ether was added,Stirred at room temperature for 1 hour,Filter,Methyl tert-butyl ether wash.dry,To obtain 15.8 g of compound 1,Yield 92.9%.

References:

Shandong Chuangxin Pharmaceutical Research And Development Co., Ltd.;Jiang Hong;Lv Chuantao;Ma Chonglei;Lin Hongjie;Hao Lianfeng;Liu Yongyong;Lu Jingjing CN106831607, 2017, A Location in patent:Paragraph 0047

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