CN100386309C - 一种制备2-氯-6-烷氧基苯腈的方法 - Google Patents
一种制备2-氯-6-烷氧基苯腈的方法 Download PDFInfo
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- CN100386309C CN100386309C CNB2006100193086A CN200610019308A CN100386309C CN 100386309 C CN100386309 C CN 100386309C CN B2006100193086 A CNB2006100193086 A CN B2006100193086A CN 200610019308 A CN200610019308 A CN 200610019308A CN 100386309 C CN100386309 C CN 100386309C
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- chloro
- reaction
- dichlorobenzonitrile
- nitrile
- 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<sup>*</sup>产率/% | 双取代<sup>**</sup>产率/% |
1 | 1 | DMF | 25 | 12 | 50.2 | 50.2 | 0 |
2 | 1 | DMF | 100 | 2 | 67.3 | 67.3 | 0 |
3 | 1 | DMF | 100 | 12 | 67.5 | 67.5 | 0 |
4 | 1.2 | DMF | 10 | 2 | 99.2 | 98.5 | 0 |
5 | 1.2 | DMF | 100 | 0.5 | 66.0 | 66.0 | 0 |
6 | 1.2 | DMF | 100 | 2 | 99.3 | 98.3 | 0 |
7 | 1.2 | DMF | 25 | 2 | 99.3 | 98.8 | 0 |
8 | 1.6 | DMF | 100 | 0.5 | 83.3 | 80.6 | 2.7 |
9 | 2.0 | DMF | 100 | 12 | 99.9 | 55.9 | 44.0 |
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<sup>*</sup>产率/% | 双取代<sup>**</sup>产率/% |
10 | 1.2 | THF | 回流 | 2 | 28.5 | 28.5 | 0 |
11 | 1.0 | THF | 回流 | 10 | 18.3 | 18.3 | 0 |
12 | 2.0 | THF | 回流 | 20 | 65.3 | 65.3 | 0 |
13 | 4.0 | THF | 回流 | 4 | 99.5 | 99.4 | 0 |
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<sup>*</sup>产率/% | 双取代<sup>**</sup>产率/% |
14 | 1.2 | 丙酮 | 回流 | 2 | 16.8 | 16.8 | 0 |
15 | 1.2 | 环丁砜 | 80 | 2 | 99.8 | 99.8 | 0 |
16 | 1.2 | DMSO | 80 | 2 | 99.6 | 99.6 | 0 |
17 | 1.2 | HMPA | 80 | 2 | 99.5 | 99.5 | 0 |
18 | 1.2 | N-甲基吡咯烷酮 | 80 | 2 | 99.4 | 99.4 | 0 |
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/% |
21 | 乙醇钠 | 4.0 | THF | 回流 | 4 | 99.5 | 99.3<sup>a</sup> | 0 |
22 | 正丁醇钠 | 4.4 | THF | 回流 | 4 | 99.4 | 99.4<sup>b</sup> | 0 |
23 | 异丙醇钠 | 4.2 | THF | 回流 | 4 | 99.2 | 99.0<sup>c</sup> | 0 |
Claims (5)
Priority Applications (1)
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CNB2006100193086A CN100386309C (zh) | 2006-06-09 | 2006-06-09 | 一种制备2-氯-6-烷氧基苯腈的方法 |
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CNB2006100193086A CN100386309C (zh) | 2006-06-09 | 2006-06-09 | 一种制备2-氯-6-烷氧基苯腈的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1865238A CN1865238A (zh) | 2006-11-22 |
CN100386309C true CN100386309C (zh) | 2008-05-07 |
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CNB2006100193086A Expired - Fee Related CN100386309C (zh) | 2006-06-09 | 2006-06-09 | 一种制备2-氯-6-烷氧基苯腈的方法 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS256818B1 (cs) * | 1986-11-03 | 1988-04-15 | Jiri Kalab | Způsob přípravy 6-chlor-2-metoxybenzonitrilu |
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 CNB2006100193086A patent/CN100386309C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS256818B1 (cs) * | 1986-11-03 | 1988-04-15 | Jiri Kalab | Způsob přípravy 6-chlor-2-metoxybenzonitrilu |
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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CN1865238A (zh) | 2006-11-22 |
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