发明名称 |
HETEROCYCLIC COMPOUNDS AND PROCESS FOR THE PREPARATION THEREOF |
摘要 |
An industrially advantageous process for the preparation of compounds of general formula (II) (wherein X is chloro or bromo; and the other symbols are each as defined above or salts thereof, characterized by reacting a compound of general formula (I) (wherein Y is sulfur or oxygen; A is an optionally substituted aromatic group; and R and R' are each independently hydrogen, alkyl, or cycloalkyl, or alternatively R and R' may be united to form a ring) or a salt thereof with an N-chloroamide derivative or an N-bromoamide derivative.
|
申请公布号 |
WO0119805(A1) |
申请公布日期 |
2001.03.22 |
申请号 |
WO2000JP06140 |
申请日期 |
2000.09.08 |
申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD.;YAMANE, TAIHEI |
发明人 |
YAMANE, TAIHEI |
分类号 |
C07D263/32;C07D277/22;C07D277/24;(IPC1-7):C07D263/32;C07D417/12;C07D263/44 |
主分类号 |
C07D263/32 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|