CN101279949B - 2-羟基-4,6-二甲基嘧啶的合成方法 - Google Patents
2-羟基-4,6-二甲基嘧啶的合成方法 Download PDFInfo
- Publication number
- CN101279949B CN101279949B CN2008100618282A CN200810061828A CN101279949B CN 101279949 B CN101279949 B CN 101279949B CN 2008100618282 A CN2008100618282 A CN 2008100618282A CN 200810061828 A CN200810061828 A CN 200810061828A CN 101279949 B CN101279949 B CN 101279949B
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- CN
- China
- Prior art keywords
- hydroxyl
- dimethylpyrimidine
- sulfuric acid
- catalyzer
- urea
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- WHEQVHAIRSPYDK-UHFFFAOYSA-N 4,6-dimethyl-1h-pyrimidin-2-one Chemical compound CC1=CC(C)=NC(O)=N1 WHEQVHAIRSPYDK-UHFFFAOYSA-N 0.000 title abstract description 11
- 230000002194 synthesizing effect Effects 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 28
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000004202 carbamide Substances 0.000 claims abstract description 19
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000002360 preparation method Methods 0.000 claims abstract description 10
- 239000002904 solvent Substances 0.000 claims abstract description 9
- 239000003513 alkali Substances 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 238000007363 ring formation reaction Methods 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 238000006386 neutralization reaction Methods 0.000 claims description 3
- 239000003377 acid catalyst Substances 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract description 14
- UKHWDRMMMYWSFL-UHFFFAOYSA-N Nicarbazin Chemical compound CC=1C=C(C)NC(=O)N=1.C1=CC([N+](=O)[O-])=CC=C1NC(=O)NC1=CC=C([N+]([O-])=O)C=C1 UKHWDRMMMYWSFL-UHFFFAOYSA-N 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 5
- 230000001165 anti-coccidial effect Effects 0.000 abstract description 4
- 238000009776 industrial production Methods 0.000 abstract description 2
- 229940073485 nicarbazin Drugs 0.000 abstract description 2
- YRKCREAYFQTBPV-UHFFFAOYSA-N acetylacetone Chemical compound CC(=O)CC(C)=O YRKCREAYFQTBPV-UHFFFAOYSA-N 0.000 abstract 4
- 235000013877 carbamide Nutrition 0.000 abstract 3
- YOIOYCBMYHBCSY-UHFFFAOYSA-N 4,6-dimethyl-1h-pyrimidin-2-one;sulfuric acid Chemical compound OS(O)(=O)=O.CC=1C=C(C)NC(=O)N=1 YOIOYCBMYHBCSY-UHFFFAOYSA-N 0.000 abstract 2
- 230000001476 alcoholic effect Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 10
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 6
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- GWEHVDNNLFDJLR-UHFFFAOYSA-N 1,3-diphenylurea Chemical compound C=1C=CC=CC=1NC(=O)NC1=CC=CC=C1 GWEHVDNNLFDJLR-UHFFFAOYSA-N 0.000 description 2
- PHZRQHNAFBQCPL-UHFFFAOYSA-N 4,6-dimethyl-1h-pyrimidin-2-one;dihydrate Chemical compound O.O.CC=1C=C(C)NC(=O)N=1 PHZRQHNAFBQCPL-UHFFFAOYSA-N 0.000 description 2
- 241000224483 Coccidia Species 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012452 mother liquor Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000002798 spectrophotometry method Methods 0.000 description 2
- 238000010189 synthetic method Methods 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000003224 coccidiostatic agent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
Landscapes
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Description
原料名称 | 摩尔量(g/mol) | 投料重量(g) | 规格 |
尿素 | 1 | 60 | 试剂级 |
2,4-戊二酮 | 1.05 | 105 | 试剂级 |
硫酸 | 0.7 | 68.6 | 试剂级 |
乙醇 | 8.56 | 400 | 试剂级 |
原料名称 | 摩尔量(kg/mol) | 投料重量(kg) | 规格 |
尿素 | 1 | 60 | 工业级 |
2,4-戊二酮 | 1.05 | 105 | 工业级 |
硫酸 | 0.7 | 68.6 | 工业级 |
乙醇 | 8.56 | 400 | 工业级 |
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100618282A CN101279949B (zh) | 2008-05-16 | 2008-05-16 | 2-羟基-4,6-二甲基嘧啶的合成方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100618282A CN101279949B (zh) | 2008-05-16 | 2008-05-16 | 2-羟基-4,6-二甲基嘧啶的合成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101279949A CN101279949A (zh) | 2008-10-08 |
CN101279949B true CN101279949B (zh) | 2010-09-29 |
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CN2008100618282A Expired - Fee Related CN101279949B (zh) | 2008-05-16 | 2008-05-16 | 2-羟基-4,6-二甲基嘧啶的合成方法 |
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CN (1) | CN101279949B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101486684B (zh) * | 2009-02-20 | 2010-11-10 | 常熟华益化工有限公司 | 2,4-二氯-5-甲氧基嘧啶的制备方法 |
CN102584828B (zh) * | 2011-01-14 | 2016-01-27 | 上海艾力斯医药科技有限公司 | 吡咯烷[3,4-d]嘧啶衍生物、制备方法及其应用 |
CN103288683B (zh) * | 2013-06-20 | 2015-09-16 | 郑州福源动物药业有限公司 | 一种“一锅法”制备尼卡巴嗪的方法 |
CN103497161B (zh) * | 2013-10-18 | 2015-04-22 | 齐鲁动物保健品有限公司 | 喷雾干燥法制备尼卡巴嗪中间体2-羟基-4,6-二甲基嘧啶的工艺 |
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2008
- 2008-05-16 CN CN2008100618282A patent/CN101279949B/zh not_active Expired - Fee Related
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Assignee: ZHEJIANG TOP MEDICINE Co.,Ltd. Assignor: ZHEJIANG ESIGMA ANIMAL HEALTH CO.,LTD. Contract record no.: 2011330001193 Denomination of invention: Preparation of 2-hydroxyl-methyl benzenesulfonic acid preparation and use thereof Granted publication date: 20100929 License type: Common License Open date: 20081008 Record date: 20110929 |
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Denomination of invention: Preparation of 2-hydroxyl-methyl benzenesulfonic acid preparation and use thereof Effective date of registration: 20150417 Granted publication date: 20100929 Pledgee: The Bank of Nanjing Limited by Share Ltd. of Hangzhou city Small and micro businesses franchise branch Pledgor: ZHEJIANG ESIGMA ANIMAL HEALTH CO.,LTD.|GANSU HUINENG BIOLOGICAL ENGINEERING CO.,LTD.|Hangzhou Esigma Bio-Tech. Co.,Ltd. Registration number: 2015330000019 |
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Address after: Changan Town, Zhejiang city of Haining province (314422 agricultural areas) Spring Road No. 3 Patentee after: ZHEJIANG ESIGMA BIOTECHNOLOGY Co.,Ltd. Address before: 314422 No. 3, Lan Xi Road, Changan Town, Haining, Zhejiang Patentee before: ZHEJIANG ESIGMA ANIMAL HEALTH CO.,LTD. |
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Denomination of invention: Preparation of 2-hydroxyl-methyl benzenesulfonic acid preparation and use thereof Effective date of registration: 20170303 Granted publication date: 20100929 Pledgee: The Bank of Nanjing Limited by Share Ltd. of Hangzhou city Small and micro businesses franchise branch Pledgor: GANSU HUINENG BIOLOGICAL ENGINEERING CO.,LTD.|ZHEJIANG ESIGMA BIOTECHNOLOGY Co.,Ltd. Registration number: 2017330000019 |
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