发明授权
- 专利标题： 2-Amino-4 H-pyrane
- 专利标题（中）： 2-氨基-4H-吡喃
-
申请号： US578465申请日： 1975-05-19
-
公开(公告)号： US3981893A公开(公告)日： 1976-09-21
- 发明人: Horst Meyer , Friedrich Bossert , Wulf Vater , Kurt Stoepel
- 申请人： Horst Meyer , Friedrich Bossert , Wulf Vater , Kurt Stoepel
- 申请人地址： DT Leverkusen
- 专利权人： Bayer Aktiengesellschaft
- 当前专利权人： Bayer Aktiengesellschaft
- 当前专利权人地址： DT Leverkusen
- 优先权： DT2235406 19720719
- 主分类号： A61K31/35
- IPC分类号： A61K31/35 ; C07D309/22 ; C07D409/04
摘要：
2-Amino-4 H-pyrane derivatives of the formula ##SPC1##WhereinR.sup.1 and R.sup.2 are the same or different and each is hydrogen or straight- or branched-chain alkyl;R.sup.3 is straight- or branched-chain alkyl, phenyl or --COOR' wherein R' is a straight, branched or cyclic saturated or unsaturated aliphatic hydrocarbon;R.sup.4 is straight, branched or cyclic alkyl or alkenyl, aryl unsubstituted or substituted by 1, 2 or 3 of the same or different substituents selected from the group consisting of alkyl, alkoxy, halogen, nitro, cyano, trifluoromethyl, carbalkoxy, and --SO.sub.n alkyl wherein n is 0, 1 or 2, orR.sup.4 is naphthyl, quinolyl, pyridyl, thienyl or furyl unsubstituted or substituted by alkyl, alkoxy or halogen;R.sup.5 is straight, branched or cyclic alkyl or --OR" wherein R" is a straight, branched or cyclic hydrocarbon or said hydrocarbon interrupted by 1 or 2 oxygen atoms; andR.sup.6 is hydrogen or alkyl;Are useful for their strong coronary action and as antihypertensive agents.
公开/授权文献
- US5846080A Laser dental devices and methods 公开/授权日：1998-12-08
信息查询
