有人询问对于肾癌细胞具有抑制生长作用的Englerin A衍生物是否有专利申请,结果有关专利文献数据库进行不全面的简要检索,得到了几项相关专利文献,有美国专利。欧洲专利、世界专利组织的专利,具体内容加下: Match Document Document Title Score 1 WO/2011/120886A1 A PROCESS FOR THE PREPARATION OF (-)-ENGLERIN A, AND ANALOGUES AND INTERMEDIATES THEREOF It is provided a process for the preparation of (-)-englerin A, as well as analogous compounds thereof, the process comprising transforming a compound of formula (II) wherein PG1 is an ether... 1000 2 WO/2012/084267A1 DERIVATIVES OF ENGLERIN FOR THE TREATMENT OF CANCER The present invention relates to compounds of the general Formula (I), which show a specific activity against cancer cell lines, the use of these compounds for prophylaxis and treatment of cancer... 630 3 WO/2009/088854A1 EPOXY-GUAIANE DERIVATIVES AND TREATMENT OF CANCER Disclosed are englerins and derivatives (I) thereof useful in the treatment of a number of cancers, particularly renal cancer, as well as pharmaceutical compositions and method of treating a... 410 4 EP2474550A1 Derivatives of Englerin for the treatment of cancer The present invention relates to compounds of the general formula (I) which show a specific activity against cancer cell lines, the use of these compounds for prophylaxis and treatment of cancer as... 407 5 US20100286259 EPOXY-GUAIANE DERIVATIVES AND TREATMENT OF CANCER Disclosed are englerins and derivatives (I) thereof useful in the treatment of a number of cancers, particularly renal cancer, as well as pharmaceutical compositions and method of treating a... 379 6 EP2235021B1 EPOXY-GUAIANE DERIVATIVES AND TREATMENT OF CANCER 120