CN100386308C - 一种制备3-氯-4-烷氧基苯腈的方法 - Google Patents
一种制备3-氯-4-烷氧基苯腈的方法 Download PDFInfo
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- CN100386308C CN100386308C CNB2006100193071A CN200610019307A CN100386308C CN 100386308 C CN100386308 C CN 100386308C CN B2006100193071 A CNB2006100193071 A CN B2006100193071A CN 200610019307 A CN200610019307 A CN 200610019307A CN 100386308 C CN100386308 C CN 100386308C
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- chloro
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- dichlorobenzonitrile
- nitrile
- sodium
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Description
编号 | n(甲醇钠)∶n(3,4-二氯苯腈) | 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 | 1.2 | DMF | 100 | 2 | 99.8 | 99.0 | 0 |
2 | 1.2 | DMF | 25 | 2 | 99.4 | 99.2 | 0 |
3 | 0.8 | DMF | 25 | 2 | 72.5 | 72.2 | 0 |
4 | 0.8 | DMF | 25 | 4 | 72.7 | 72.5 | 0 |
5 | 1 | DMF | 25 | 2 | 95.7 | 94.5 | 0 |
6 | 3.2 | DMF | 70 | 2 | 99.2 | 99.1 | 0 |
编号 | n(甲醇钠)∶n(3,4-二氯苯腈) | 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/% |
7 | 1.2 | DMSO | 65 | 2 | 99.2 | 99.2 | 0 |
8 | 1.2 | H MPA | 65 | 2 | 99.4 | 99.4 | 0 |
9 | 1.2 | 环丁砜 | 65 | 2 | 99.8 | 99.8 | 0 |
10 | 1.2 | N-甲基吡咯烷酮 | 65 | 2 | 99.6 | 99.6 | 0 |
11 | 1.2 | THF | 65 | 2 | 37.2 | 37.2 | 0 |
12 | 3.2 | THF | 65 | 2 | 66.3 | 66.4 | 0 |
编号 | 醇盐种类 | n(醇盐)∶n(3,4-二氯苯腈) | 溶剂 | 反应温度/℃ | 反应时间/h | 转化率/% | 单取代产率/% | 双取代产率/% |
15 | 乙醇钠 | 4 | DMF | 100 | 12 | 99.3 | 99.2<sup>a</sup> | 0 |
16 | 正丁醇钠 | 4.5 | DMF | 100 | 12 | 99.6 | 99.4<sup>b</sup> | 0 |
17 | 异丙醇钠 | 4.5 | DMF | 100 | 12 | 99.0 | 99.0<sup>c</sup> | 0 |
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CNB2006100193071A CN100386308C (zh) | 2006-06-09 | 2006-06-09 | 一种制备3-氯-4-烷氧基苯腈的方法 |
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CNB2006100193071A CN100386308C (zh) | 2006-06-09 | 2006-06-09 | 一种制备3-氯-4-烷氧基苯腈的方法 |
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CN1865237A CN1865237A (zh) | 2006-11-22 |
CN100386308C true CN100386308C (zh) | 2008-05-07 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS256818B1 (cs) * | 1986-11-03 | 1988-04-15 | Jiri Kalab | Způsob přípravy 6-chlor-2-metoxybenzonitrilu |
CS261149B1 (cs) * | 1987-01-13 | 1989-01-12 | Jiri Kalab | Způsob přípravy 2,6-dialkaxybenzonitrilfl |
JPH09143139A (ja) * | 1995-11-28 | 1997-06-03 | Tohkem Prod:Kk | シアノフルオロフェノ−ルの製造方法 |
US6008401A (en) * | 1997-02-21 | 1999-12-28 | Nippon Oil Co., Ltd. | Process for producing an optically active compound |
US20060025624A1 (en) * | 2002-05-17 | 2006-02-02 | Degussa Ag | Method for the catalyst-free production of alkoxybenzonitriles |
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2006
- 2006-06-09 CN CNB2006100193071A patent/CN100386308C/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CS256818B1 (cs) * | 1986-11-03 | 1988-04-15 | Jiri Kalab | Způsob přípravy 6-chlor-2-metoxybenzonitrilu |
CS261149B1 (cs) * | 1987-01-13 | 1989-01-12 | Jiri Kalab | Způsob přípravy 2,6-dialkaxybenzonitrilfl |
JPH09143139A (ja) * | 1995-11-28 | 1997-06-03 | Tohkem Prod:Kk | シアノフルオロフェノ−ルの製造方法 |
US6008401A (en) * | 1997-02-21 | 1999-12-28 | Nippon Oil Co., Ltd. | Process for producing an optically active compound |
US20060025624A1 (en) * | 2002-05-17 | 2006-02-02 | Degussa Ag | Method for the catalyst-free production of alkoxybenzonitriles |
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CN1865237A (zh) | 2006-11-22 |
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