发明名称 |
TRICYCLIC CONDENSED HETEROCYCLIC COMPOUND, METHOD FOR PRODUCING SAME, AND USE THEREOF |
摘要 |
A compound derived from the culture product of an actinomycete and having an antitumor activity is provided. Provided is a compound represented by any one of formulas (I), (II) and (III);;or an optical isomer thereof or a pharmaceutically acceptable salt thereof which can be isolated from the culture fluid of an actinomycete which belongs to the genus Streptomyces, wherein R1, R2, R5 and R6 each independently represent a hydrogen atom, a methyl group, a hydroxymethyl group, a hydroxyl group, or a double bond by which R1 and R2 or R5 and R6 are bonded; R3, R4, R7 and R8 each independently represent a methyl group or a hydroxymethyl group; and R9 represents a hydrogen atom or a hydroxyl group. |
申请公布号 |
US2016237053(A1) |
申请公布日期 |
2016.08.18 |
申请号 |
US201615066603 |
申请日期 |
2016.03.10 |
申请人 |
NIPPON SUISAN KAISHA, LTD. |
发明人 |
SATO Seizo;IWATA Fumie;YAMADA Shoichi;TAKEO Jiro;ABE Akihisa;KAWAHARA Hiroyuki |
分类号 |
C07D307/93;C12P17/04 |
主分类号 |
C07D307/93 |
代理机构 |
|
代理人 |
|
主权项 |
1. A compound represented by any one of formulas (I), (II) and (III) or an optical isomer thereof or a pharmaceutically acceptable salt thereof, wherein R1, R2, R5 and R6 each independently represent a hydrogen atom, a methyl group, a hydroxymethyl group, a hydroxyl group, or represent a double bond by which R1 and R2 or R5 and R6 are bonded; R3, R4, R7 and R8 each independently represent a methyl group or a hydroxymethyl group; and R9 represents a hydrogen atom or a hydroxyl group. |
地址 |
Tokyo JP |