CN105646208B - 丙酮酸甲酯的制备方法 - Google Patents
丙酮酸甲酯的制备方法 Download PDFInfo
- Publication number
- CN105646208B CN105646208B CN201610101487.1A CN201610101487A CN105646208B CN 105646208 B CN105646208 B CN 105646208B CN 201610101487 A CN201610101487 A CN 201610101487A CN 105646208 B CN105646208 B CN 105646208B
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- pyruvic acid
- methanol
- benzene
- methyl pyruvate
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610101487.1A CN105646208B (zh) | 2016-02-24 | 2016-02-24 | 丙酮酸甲酯的制备方法 |
Applications Claiming Priority (1)
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CN201610101487.1A CN105646208B (zh) | 2016-02-24 | 2016-02-24 | 丙酮酸甲酯的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN105646208A CN105646208A (zh) | 2016-06-08 |
CN105646208B true CN105646208B (zh) | 2018-10-16 |
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CN201610101487.1A Active CN105646208B (zh) | 2016-02-24 | 2016-02-24 | 丙酮酸甲酯的制备方法 |
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CN (1) | CN105646208B (zh) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
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AR011164A1 (es) * | 1997-02-28 | 2000-08-02 | Lilly Co Eli | Compuestos heterociclicos, composiciones farmaceuticas que los comprenden, y metodos para inhibir la liberacion del peptido beta-amiloide y/o su sintesismediante el uso de dichos compuestos |
AR067442A1 (es) * | 2007-06-29 | 2009-10-14 | Gilead Sciences Inc | Compuestos antivirales |
TWI482771B (zh) * | 2009-05-04 | 2015-05-01 | Du Pont | 磺醯胺殺線蟲劑 |
TW201211047A (en) * | 2010-06-10 | 2012-03-16 | Gilead Sciences Inc | Methods for treating HCV |
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2016
- 2016-02-24 CN CN201610101487.1A patent/CN105646208B/zh active Active
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CN105646208A (zh) | 2016-06-08 |
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Address after: Two kilometers east of Hou Zhendong, Cha Cha village, North Shouguang, Weifang, Shandong Applicant after: WEIFANG JINGRUN CHEMICAL CO.,LTD. Address before: Two kilometers east of Hou Zhendong, Cha Cha village, North Shouguang, Weifang, Shandong Applicant before: WEIFANG JINGRUN CHEMICAL Co.,Ltd. |
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CB02 | Change of applicant information | ||
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GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: Two kilometers east of Dongchahe Village, Hou Town, Shouguang City, Weifang City, Shandong Province, 262700 Patentee after: WEIFANG JINGRUN CHEMICAL Co.,Ltd. Address before: Shandong Province, Weifang City, Shouguang City Chahe village two kilometers east of Hou Zhendong Patentee before: WEIFANG JINGRUN CHEMICAL CO.,LTD. |
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