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公开(公告)号:US11434201B2
公开(公告)日:2022-09-06
申请号:US16635346
申请日:2018-08-02
发明人: Paul T. Angell , Robert M. Hughes , Berenice Lewandowski , Benjamin J. Littler , William A. Nugent , David Smith , John Studley
IPC分类号: C07D207/06
摘要: Processes for preparing 5,5-dimethyl-3-methylenepyrrolidin-2-one, (S)-3,5,5-trimethylpyrrolidine-2-one, (R)-3,5,5-trimethylpyrrolidine-2-one, (S)-2,4,4-trimethylpyrrolidine, and (R)-2,4,4-trimethylpyrrolidine, and their salt forms are disclosed.
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公开(公告)号:US20200369608A1
公开(公告)日:2020-11-26
申请号:US16635346
申请日:2018-08-02
发明人: Paul T. Angell , Robert M. Hughes , Berenice Lewandowski , Benjamin J. Littler , William A. Nugent , David Smith , John Studley
IPC分类号: C07D207/06
摘要: Processes for preparing 5,5-dimethyl-3-methylenepyrrolidin-2-one, (S)-3,5,5-trimethylpyrrolidine-2-one, (R)-3,5,5-trimethylpyrrolidine-2-one, (S)-2,4,4-trimethylpyrrolidine, and (R)-2,4,4-trimethylpyrrolidine, and their salt forms are disclosed.
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3.
公开(公告)号:US20240025877A1
公开(公告)日:2024-01-25
申请号:US17899672
申请日:2022-08-31
发明人: Paul T. Angell , Cristian Harrison , Robert M. Hughes , Berenice Lewandowski , Benjamin J. Littler , Vito Melillo , William A. Nugent , David Andrew Siesel , David Smith , John Studley
IPC分类号: C07D401/14
CPC分类号: C07D401/14
摘要: The disclosure provides processes for preparing a compound of Formula (I):
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公开(公告)号:US11465985B2
公开(公告)日:2022-10-11
申请号:US16769047
申请日:2018-12-07
发明人: Paul T. Angell , Cristian Harrison , Robert M. Hughes , Berenice Lewandowski , Benjamin J. Littler , Vito Melillo , William A. Nugent , David Andrew Siesel , David Smith , John Studley
IPC分类号: C07D401/14
摘要: The disclosure provides processes for preparing a compound of Formula (I).
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公开(公告)号:US20210246117A1
公开(公告)日:2021-08-12
申请号:US16769047
申请日:2018-12-07
发明人: Paul T. Angell , Cristian Harrison , Robert M. Hughes , Berenice Lewandowski , Benjamin J. Littler , Vito Melillo , William A. Nugent , David Andrew Siesel , David Smith , John Studley
IPC分类号: C07D401/14
摘要: The disclosure provides processes for preparing a compound of Formula (I).
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