A new method for the preparation of Δ<sup>2</sup>-isoxazolin-5-ones from the oximes of ketones having an α-hydrogen atom
作者:Jonathan S. Griffiths、Charles F. Beam、Charles R. Hauser
DOI:10.1039/j39710000974
日期:——
Certain oximes having an α-hydrogen atom were treated with n-butyl-lithium (2 mol.equiv.) to give the 1,4-dianions, which were carbonated and acid-cyclized to give the Δ2-isoxazolin-5-ones.
[EN] 4,5-DIHYDRONAPHTH[1,2-C]ISOXAZOLES AND DERIVATIVES THEREOF HAVING CNS ACTIVITY<br/>[FR] 4,5-DIHYDRONAPHTH[1,2-C]ISOXAZOLES ET LEURS DERIVES AYANT UNE ACTIVITE AU NIVEAU DU SYSTEME NERVEUX CENTRAL
申请人:HOECHST MARION ROUSSEL, INC.
公开号:WO1997025317A1
公开(公告)日:1997-07-17
(EN) 4,5-Dihydronaphth[1,2-c]isoxazole derivatives of general formula (I), where A, X and n are defined herein are disclosed. Such compounds are useful as serotonin 5-HT3 antagonists. These compounds are useful for the treatment of anxiety, psychiatric disorders, nausea, vomiting and drug dependency.(FR) 4,5-dihydronaphth[1,2-c]isoxazoles et leurs dérivés, de formule générale (I), dans laquelle A, X et n sont tels que définis dans la description. Ces composés sont utiles comme antagonistes 5-HT3 de la sérotonine. Ces composés sont utiles pour traiter l'anxiété, les troubles psychiatriques, la nausée, les vomissements et la toxicomanie.