CN102675196B - 一种利用dctc短蒸残渣制备5,6-二氯烟酸的方法 - Google Patents
一种利用dctc短蒸残渣制备5,6-二氯烟酸的方法 Download PDFInfo
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- CN102675196B CN102675196B CN201210152633.5A CN201210152633A CN102675196B CN 102675196 B CN102675196 B CN 102675196B CN 201210152633 A CN201210152633 A CN 201210152633A CN 102675196 B CN102675196 B CN 102675196B
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- chloro
- dctc
- short steaming
- dichloro
- nicotinic acid
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CN201210152633.5A CN102675196B (zh) | 2012-05-07 | 2012-05-07 | 一种利用dctc短蒸残渣制备5,6-二氯烟酸的方法 |
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CN201210152633.5A CN102675196B (zh) | 2012-05-07 | 2012-05-07 | 一种利用dctc短蒸残渣制备5,6-二氯烟酸的方法 |
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CN102675196A CN102675196A (zh) | 2012-09-19 |
CN102675196B true CN102675196B (zh) | 2014-01-22 |
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CN105037257A (zh) * | 2015-07-15 | 2015-11-11 | 盐城工学院 | 一种利用dctf精馏短蒸残渣制备2,3,6-三氯-5-(二氟氯甲基)吡啶的方法 |
CN105061298A (zh) * | 2015-07-29 | 2015-11-18 | 盐城工学院 | 一种利用dctf精馏短蒸残渣制备2,3,6-三氯-5-(二氯氟甲基)吡啶的方法 |
CN105237470A (zh) * | 2015-09-11 | 2016-01-13 | 盐城工学院 | 一种利用dctf精馏短蒸残渣制备2,5,6-三氯-3-三氟甲基吡啶的方法 |
CN105237471A (zh) * | 2015-09-11 | 2016-01-13 | 盐城工学院 | 一种利用dctf精馏短蒸残渣制备五氯吡啶的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4636565A (en) * | 1981-03-12 | 1987-01-13 | The Dow Chemical Company | Preparation of 2,3-dichloro-5-trichloromethylpyridine |
CN1756745A (zh) * | 2003-03-04 | 2006-04-05 | 美国陶氏益农公司 | 由6-氯-2-三氯甲基吡啶气相氯化制备3,6-二氯-2-三氯甲基吡啶 |
CN101092391A (zh) * | 2007-06-27 | 2007-12-26 | 上海康鹏化学有限公司 | 2,3-二氯-5-三氯甲基吡啶的制备方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4636565A (en) * | 1981-03-12 | 1987-01-13 | The Dow Chemical Company | Preparation of 2,3-dichloro-5-trichloromethylpyridine |
CN1756745A (zh) * | 2003-03-04 | 2006-04-05 | 美国陶氏益农公司 | 由6-氯-2-三氯甲基吡啶气相氯化制备3,6-二氯-2-三氯甲基吡啶 |
CN101092391A (zh) * | 2007-06-27 | 2007-12-26 | 上海康鹏化学有限公司 | 2,3-二氯-5-三氯甲基吡啶的制备方法 |
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Effective date of registration: 20160615 Address after: 221300, No. 001, Taihu Avenue, Pizhou hi tech Industrial Development Zone, Xuzhou, Jiangsu Patentee after: XUZHOU HENGDING BIOTECHNOLOGY Co.,Ltd. Address before: 221000 Jiangsu city in Xuzhou Province, the liberation of South Road, China University of Mining and Technology National University Science and Technology Park of Xuzhou Quanshan District hi tech service center room 505 Patentee before: Xuzhou Strategy Information Technology Consulting Co.,Ltd. Effective date of registration: 20160615 Address after: 221000 Jiangsu city in Xuzhou Province, the liberation of South Road, China University of Mining and Technology National University Science and Technology Park of Xuzhou Quanshan District hi tech service center room 505 Patentee after: Xuzhou Strategy Information Technology Consulting Co.,Ltd. Address before: 224051 Jiangsu province Yancheng City Yingbin Road No. 9 Patentee before: YANCHENG INSTITUTE OF TECHNOLOGY |
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