JP2019514982A - 芳香族フッ素化方法 - Google Patents
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Abstract
Description
本出願は、2016年10月14日に出願された米国仮特許出願第62/408,270号明細書、および2016年8月19日に出願された米国仮特許出願第62/376,967号明細書、および2016年7月15日に出願された米国仮特許出願第62/362,721号明細書、および2016年5月2日に出願された米国仮特許出願第62/330,311号明細書の優先権の利益を主張する。
ArO−M++ SO2F2→ArF (スキームI)
本願発明には以下の態様が含まれる。
[1]
反応混合物に次の構造を有するフルオロスルホン酸アリールを提供するステップ、
前記反応混合物にフッ素化試薬を提供するステップ、ならびに
前記フルオロスルホン酸アリールおよび前記フッ素化試薬を反応させて、次の構造を有するフッ化アリール種を提供するステップ
[2]
溶媒が、極性非プロトン性溶媒、アルコキシエーテル溶媒、ニトリル溶媒、および芳香族溶媒からなる群から選択される、上記[1]に記載のフッ素化方法。
[3]
前記フッ素化試薬が、フッ化ナトリウム、フッ化カリウム、フッ化セシウム、フッ化リチウム、フッ化テトラブチルアンモニウム、およびフッ化テトラメチルアンモニウムからなる群から選択される、上記[1]または[2]のいずれか一項に記載のフッ素化方法。
[4]
反応混合物に次の構造を有する塩を提供するステップ、
前記反応混合物にSO 2 F 2 を提供するステップ、ならびに
SO 2 F 2 およびアンモニウム塩を反応させて、次の構造を有するフッ化アリール種を提供するステップ
[5]
溶媒が、極性非プロトン性溶媒、アルコキシエーテル溶媒、ニトリル溶媒、および芳香族溶媒からなる群から選択される、上記[4]に記載のフッ素化方法。
[6]
前記カチオンが、ナトリウム、カリウム、セシウム、テトラメチルアンモニウム、およびテトラブチルアンモニウムからなる群から選択される、上記[4]または[5]のいずれか一項に記載のフッ素化方法。
[7]
反応混合物に構造Ar−OHを有する化合物を提供するステップ(式中、Arは、アリールまたはヘテロアリールである)、
前記反応混合物にSO 2 F 2 を提供するステップ、
前記反応混合物にフッ素化試薬を提供するステップ、ならびに
SO 2 F 2 、フッ素化試薬および構造Ar−OHを有する化合物を反応させて、構造Ar−Fを有するフッ化アリール種を提供するステップ
を含む、フッ素化方法。
[8]
前記フッ素化試薬が、フッ化ナトリウム、フッ化カリウム、フッ化セシウム、フッ化テトラブチルアンモニウム、およびフッ化テトラメチルアンモニウムからなる群から選択される、上記[7]に記載のフッ素化方法。
[9]
溶媒が、極性非プロトン性溶媒、アルコキシエーテル溶媒、ニトリル溶媒、および芳香族溶媒からなる群から選択される、上記[7]または[8]のいずれか一項に記載のフッ素化方法。
[10]
前記反応混合物に溶媒を提供することをさらに含む、上記[1]に記載の方法。
[11]
前記反応混合物に溶媒を提供することをさらに含む、上記[4]に記載の方法。
[12]
前記反応混合物に溶媒を提供することをさらに含む、上記[7]に記載の方法。
Claims (12)
- 反応混合物に次の構造を有するフルオロスルホン酸アリールを提供するステップ、
前記反応混合物にフッ素化試薬を提供するステップ、ならびに
前記フルオロスルホン酸アリールおよび前記フッ素化試薬を反応させて、次の構造を有するフッ化アリール種を提供するステップ
- 溶媒が、極性非プロトン性溶媒、アルコキシエーテル溶媒、ニトリル溶媒、および芳香族溶媒からなる群から選択される、請求項1に記載のフッ素化方法。
- 前記フッ素化試薬が、フッ化ナトリウム、フッ化カリウム、フッ化セシウム、フッ化リチウム、フッ化テトラブチルアンモニウム、およびフッ化テトラメチルアンモニウムからなる群から選択される、請求項1または2のいずれか一項に記載のフッ素化方法。
- 反応混合物に次の構造を有する塩を提供するステップ、
前記反応混合物にSO2F2を提供するステップ、ならびに
SO2F2およびアンモニウム塩を反応させて、次の構造を有するフッ化アリール種を提供するステップ
- 溶媒が、極性非プロトン性溶媒、アルコキシエーテル溶媒、ニトリル溶媒、および芳香族溶媒からなる群から選択される、請求項4に記載のフッ素化方法。
- 前記カチオンが、ナトリウム、カリウム、セシウム、テトラメチルアンモニウム、およびテトラブチルアンモニウムからなる群から選択される、請求項4または5のいずれか一項に記載のフッ素化方法。
- 反応混合物に構造Ar−OHを有する化合物を提供するステップ(式中、Arは、アリールまたはヘテロアリールである)、
前記反応混合物にSO2F2を提供するステップ、
前記反応混合物にフッ素化試薬を提供するステップ、ならびに
SO2F2、フッ素化試薬および構造Ar−OHを有する化合物を反応させて、構造Ar−Fを有するフッ化アリール種を提供するステップ
を含む、フッ素化方法。 - 前記フッ素化試薬が、フッ化ナトリウム、フッ化カリウム、フッ化セシウム、フッ化テトラブチルアンモニウム、およびフッ化テトラメチルアンモニウムからなる群から選択される、請求項7に記載のフッ素化方法。
- 溶媒が、極性非プロトン性溶媒、アルコキシエーテル溶媒、ニトリル溶媒、および芳香族溶媒からなる群から選択される、請求項7または8のいずれか一項に記載のフッ素化方法。
- 前記反応混合物に溶媒を提供することをさらに含む、請求項1に記載の方法。
- 前記反応混合物に溶媒を提供することをさらに含む、請求項4に記載の方法。
- 前記反応混合物に溶媒を提供することをさらに含む、請求項7に記載の方法。
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201662330311P | 2016-05-02 | 2016-05-02 | |
US62/330,311 | 2016-05-02 | ||
US201662362721P | 2016-07-15 | 2016-07-15 | |
US62/362,721 | 2016-07-15 | ||
US201662376967P | 2016-08-19 | 2016-08-19 | |
US62/376,967 | 2016-08-19 | ||
US201662408270P | 2016-10-14 | 2016-10-14 | |
US62/408,270 | 2016-10-14 | ||
PCT/US2017/030608 WO2017192564A1 (en) | 2016-05-02 | 2017-05-02 | Method for aromatic fluorination |
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EP (1) | EP3452437B1 (ja) |
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KR (1) | KR102500024B1 (ja) |
CN (1) | CN109311786B (ja) |
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CN109311786B (zh) * | 2016-05-02 | 2021-12-03 | 陶氏环球技术有限责任公司 | 芳族氟化的方法 |
WO2020037109A1 (en) * | 2018-08-17 | 2020-02-20 | Dow Agrosciences Llc | Processes for fluorination |
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CN115124434A (zh) * | 2022-07-11 | 2022-09-30 | 苏利制药科技江阴有限公司 | 一种亲核氟化试剂及其合成工艺、应用 |
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KR20190003659A (ko) | 2019-01-09 |
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CN109311786A (zh) | 2019-02-05 |
US20200407292A1 (en) | 2020-12-31 |
BR112018072548A2 (pt) | 2019-02-19 |
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US20200239390A1 (en) | 2020-07-30 |
CN109311786B (zh) | 2021-12-03 |
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