CN100351226C - 一种制备2,6-二烷氧基苯腈的方法 - Google Patents
一种制备2,6-二烷氧基苯腈的方法 Download PDFInfo
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- CN100351226C CN100351226C CNB2006100193067A CN200610019306A CN100351226C CN 100351226 C CN100351226 C CN 100351226C CN B2006100193067 A CNB2006100193067 A CN B2006100193067A CN 200610019306 A CN200610019306 A CN 200610019306A CN 100351226 C CN100351226 C CN 100351226C
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- reaction
- benzene nitrile
- nitrile
- dichlorobenzonitrile
- sodium
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Abstract
Description
编号 | n(甲醇钠):n(2,6-二氯苯腈) | 溶剂 | 反应温度/℃ | 反应时间/h | 转化率/% | 单取代*产率/% | 双取代**产率/% |
1 | 2.0 | DMF | 100 | 0.5 | 88.7 | 83.8 | 4.9 |
2 | 2.0 | DMF | 100 | 12 | 99.9 | 55.9 | 44.0 |
3 | 3.0 | DMF | 100 | 2 | 99.9 | 10.4 | 89.5 |
4 | 3.0 | DMF | 100 | 12 | 99.8 | 10.2 | 89.6 |
5 | 3.2 | DMF | 100 | 2 | 99.2 | 0 | 99.1 |
6 | 3.2 | DMF | 80 | 2 | 99.2 | 0 | 99.2 |
7 | 3.2 | DMF | 65 | 2 | 98.7 | 0 | 98.8 |
8 | 3.2 | DMF | 45 | 4 | 99.9 | 62.6 | 37.3 |
9 | 3.2 | DMF | 25 | 24 | 99.9 | 82.0 | 17.9 |
10 | 4.0 | DMF | 45 | 2 | 99.8 | 47.7 | 52.1 |
编号 | n(甲醇钠):n(2,6-二氯苯腈) | 溶剂 | 反应温度/℃ | 反应时间/h | 转化率/% | 单取代*产率/% | 双取代**产率/% |
11 | 3.2 | 环丁砜 | 80 | 2 | 99.8 | 0 | 99.8 |
12 | 3.2 | DMSO | 80 | 2 | 99.8 | 0 | 99.8 |
13 | 3.2 | N-甲基吡咯烷酮 | 80 | 2 | 99.8 | 0 | 99.7 |
14 | 3.2 | HMPA | 80 | 2 | 99.9 | 0 | 99.8 |
编号 | 醇盐种类 | n(醇盐):n(2,6-二氯苯腈) | 溶剂 | 反应温度/℃ | 反应时间/h | 转化率/% | 单取代产率/% | 双取代产率/% |
17 | 乙醇钠 | 5.0 | DMF | 100 | 6 | 89.3 | 40.2a | 49.1d |
18 | 正丁醇钠 | 5.0 | DMF | 100 | 6 | 89.6 | 52.2b | 37.4e |
19 | 异丙醇钠 | 5.0 | DMF | 100 | 6 | 89.0 | 53.5c | 35.5f |
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2006100193067A CN100351226C (zh) | 2006-06-09 | 2006-06-09 | 一种制备2,6-二烷氧基苯腈的方法 |
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CNB2006100193067A CN100351226C (zh) | 2006-06-09 | 2006-06-09 | 一种制备2,6-二烷氧基苯腈的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1865236A CN1865236A (zh) | 2006-11-22 |
CN100351226C true CN100351226C (zh) | 2007-11-28 |
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CNB2006100193067A Expired - Fee Related CN100351226C (zh) | 2006-06-09 | 2006-06-09 | 一种制备2,6-二烷氧基苯腈的方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102311364B (zh) * | 2011-09-30 | 2014-07-09 | 江苏联化科技有限公司 | 一种邻(对)羟基苯甲腈的制备方法 |
WO2014186981A1 (zh) * | 2013-05-24 | 2014-11-27 | 江苏联化科技有限公司 | 一种邻(对)羟基苯甲腈的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5917079A (en) * | 1996-09-24 | 1999-06-29 | Rohm And Haas Company | Process for synthesizing benzoic acids |
US5965766A (en) * | 1996-09-24 | 1999-10-12 | Rohm And Haas Company | Process for synthesizing benzoic acids |
CN1323777A (zh) * | 2000-05-16 | 2001-11-28 | 邱国荣 | 一种制备香兰素的方法 |
US20050256340A1 (en) * | 2002-08-01 | 2005-11-17 | Basf Aktiengesellschaft | Method for producing aminoalkoxy benzylamines and aminoalkoxy benzonitriles as intermediates |
US20060025624A1 (en) * | 2002-05-17 | 2006-02-02 | Degussa Ag | Method for the catalyst-free production of alkoxybenzonitriles |
-
2006
- 2006-06-09 CN CNB2006100193067A patent/CN100351226C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5917079A (en) * | 1996-09-24 | 1999-06-29 | Rohm And Haas Company | Process for synthesizing benzoic acids |
US5965766A (en) * | 1996-09-24 | 1999-10-12 | Rohm And Haas Company | Process for synthesizing benzoic acids |
CN1323777A (zh) * | 2000-05-16 | 2001-11-28 | 邱国荣 | 一种制备香兰素的方法 |
US20060025624A1 (en) * | 2002-05-17 | 2006-02-02 | Degussa Ag | Method for the catalyst-free production of alkoxybenzonitriles |
US20050256340A1 (en) * | 2002-08-01 | 2005-11-17 | Basf Aktiengesellschaft | Method for producing aminoalkoxy benzylamines and aminoalkoxy benzonitriles as intermediates |
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CN1865236A (zh) | 2006-11-22 |
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