CN102351785B - 制备3,5,6-三氯吡啶-2-醇钠的方法 - Google Patents
制备3,5,6-三氯吡啶-2-醇钠的方法 Download PDFInfo
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- CN102351785B CN102351785B CN 201110229423 CN201110229423A CN102351785B CN 102351785 B CN102351785 B CN 102351785B CN 201110229423 CN201110229423 CN 201110229423 CN 201110229423 A CN201110229423 A CN 201110229423A CN 102351785 B CN102351785 B CN 102351785B
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- trichloropyridine
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CN102351785B true CN102351785B (zh) | 2013-05-01 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105330597A (zh) * | 2015-10-27 | 2016-02-17 | 安徽国星生物化学有限公司 | 无溶剂一锅法合成3,5,6-三氯吡啶-2-醇钠的方法 |
CN105481763A (zh) * | 2015-12-04 | 2016-04-13 | 安徽国星生物化学有限公司 | 一种以2,3,5,6-四氯吡啶为原料合成3,5,6-三氯吡啶-2-醇钠的方法 |
CN110746347B (zh) * | 2019-11-08 | 2023-02-14 | 湖南比德生化科技股份有限公司 | 一种四氯吡啶精馏残液回收和再利用方法 |
CN112159349B (zh) * | 2020-09-15 | 2022-04-29 | 常州沃腾化工科技有限公司 | 一种2,3,5-三氯吡啶的合成方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4327216A (en) * | 1979-11-30 | 1982-04-27 | Ciba-Geigy Corporation | Process for producing 2,3,5,6-tetrachloropyridine and 3,5,6-trichloropyridin-2-ol |
CN1047281A (zh) * | 1989-05-12 | 1990-11-28 | 陶氏化学公司 | 制备3,5,6-三氯吡啶-2-醇的改进方法 |
US5618942A (en) * | 1993-09-03 | 1997-04-08 | Luxembourg Industries (Pamol) Ltd. | Production of 2,3,5,6-tetrachloropyridine |
CN1676516A (zh) * | 2004-03-29 | 2005-10-05 | 朱小平 | 工业化制备三氯吡啶醇钠的新方法 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4327216A (en) * | 1979-11-30 | 1982-04-27 | Ciba-Geigy Corporation | Process for producing 2,3,5,6-tetrachloropyridine and 3,5,6-trichloropyridin-2-ol |
CN1047281A (zh) * | 1989-05-12 | 1990-11-28 | 陶氏化学公司 | 制备3,5,6-三氯吡啶-2-醇的改进方法 |
US5618942A (en) * | 1993-09-03 | 1997-04-08 | Luxembourg Industries (Pamol) Ltd. | Production of 2,3,5,6-tetrachloropyridine |
CN1676516A (zh) * | 2004-03-29 | 2005-10-05 | 朱小平 | 工业化制备三氯吡啶醇钠的新方法 |
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Inventor after: Zhou Xinji Inventor after: Xia Junwei Inventor after: Wang Lili Inventor after: Zhao Xinfeng Inventor after: Li Xunxun Inventor before: Zhou Xinji |
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Address after: 226407 Rudong Economic Development Zone, Nantong, the Yellow Sea, No., No. three road, No. 12 Patentee after: Jiangsu BICON Pharmaceutical Co., Ltd. Address before: 226401 Jiangsu city of Nantong province Rudong County town of Jianshe Road Matang No. 40 Patentee before: Jiangsu Jiujiujiu Technology Co., Ltd. |
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Effective date of registration: 20171227 Address after: 226407 Rudong Economic Development Zone, Nantong, the Yellow Sea, No., No. three road, No. 12 Patentee after: Jiangsu nine Jiangsu jiujiujiu Technology Co. Ltd. Address before: 226407 Rudong Economic Development Zone, Nantong, the Yellow Sea, No., No. three road, No. 12 Patentee before: Jiangsu BICON Pharmaceutical Co., Ltd. |