Novel ring expansion of cyclopentanones to seven membered rings
作者:Masakazu Tanaka、Hiroshi Suemune、Kiyoshi Sakai
DOI:10.1016/s0040-4039(00)82030-4
日期:1988.1
By treatment with BF3/ethyleneglycol, cyclopentanones with the carbonyl function at the C3-position of α-side chain undergo the ring cleavage to build up the seven membered rings, and this novel ringexpansion was applied to the synthesis of bulnesol.
Bicycloloactam compounds, use thereof and intermediates for preparing thereof
申请人:Taiho Pharmaceutical Company Limited
公开号:US20020099048A1
公开(公告)日:2002-07-25
A bicyclolactam compound of the formula (1) is disclosed, which has an excellent anxiolytic effect, is high in safety, and is useful as an effective component of medicinals which are greatly diminished in side effects such as hypnotic, muscle relaxant and sedative effects
1
A bicyclolactam derivative represented by the following formula (1) is also disclosed, and is useful as an effective component of an anxiolytic agent
2
2,6-Dioxabicyclo[3.3.0]octan-Derivate, ihre Herstellung und Verwendung als Arzneimittel
申请人:Heinrich Mack Nachf.
公开号:EP0230557A2
公开(公告)日:1987-08-05
Die Erfindung betrifft neue 2,6-Dioxabicyclo[3.3.0] octan-Derivate der allgemeinen Formel I
worin X die in der Beschreibung angegebene Bedeutung besitzt, Verfahren zu ihrer Herstellung und ihre Verwendung als Arzneimittel, insbesondere zur Vorbeugung und Bekämpfung von Herz-und Kreislauferkrankungen.
本发明涉及通式 I 的新型 2,6-二氧双环[3.3.0]辛烷衍生物(其中 X 具有描述中给出的含义)、其制备工艺及其作为药物的用途,特别是用于预防和抗击心血管疾病。
ANXIOLYTIC AGENT
申请人:TAIHO PHARMACEUTICAL COMPANY LIMITED
公开号:EP0713702A1
公开(公告)日:1996-05-29
A bicyclolactam derivative represented by general formula (1) and useful as the active ingredient of an anxiolytic agent, wherein R¹ represents hydrogen or hydroxy; R² represents optionally substituted benzoyl; l represents 1 or 2; m represents 0 or 1; and n represents 0, 1 or 2, provided the case where both of m and n represent 0 simultaneously is excluded.