专利号:US-2023117284-A1 优先权日:2020-02-11 标题 :Process for the synthesis of s-beflubutamid from (r)-2-aminobutanoic acid 发明人:DATAR RAVINDRA V; MAO JIANHUA 权利人:CHEMINOVA AS 摘要:Disclosed are methods for preparing compound S-1 (S-1) from (R)-2-bromobutanoic acid prepared by treating (R)-2-aminobutanoic acid with an alkali metal nitrite compound and hydrobromic acid.
专利号:US-2023099631-A1 优先权日:2020-02-11 标 题 :Process for the synthesis of s-beflubutamid using asymmetric hydrogenation
专利号:EP-4103543-B1 优先权日:2020-02-11 标 题:Process for the synthesis of s-beflubutamid using asymmetric hydrogenation 发明人:SØNDERGAARD KÃ…RE 权利人:CHEMINOVA AS
专利号:EP-4103545-A1 优先权日:2020-02-11 标题 :Process for the synthesis of s-beflubutamid from (r)-2-aminobutanoic acid
专利号:EP-4103543-A1 优先权日:2020-02-11 标题:Process for the synthesis of-beflubutamid using asymmetric hydrogenation
专利号:IL-295480-B2 优先权日:2020-02-11 标 题 :A process for the synthesis of s-beflubutamide using asymmetric hydrogenation