1-溴-2-氟乙烷 、 间羟基苯基哌嗪 在
silica gel 、 ethyl acetate petroleum ether 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 20.0h,
以to yield 600 mg (48%) of the desired product as a brown oil的产率得到3-[4-(2-fluoro-ethyl)-piperazin-1-yl]-phenol
[EN] COUMARINES USEFUL AS BIOMARKERS<br/>[FR] COUMARINES CONVENANT COMME BIOMARQUEURS
申请人:NOVARTIS AG
公开号:WO2003074519A1
公开(公告)日:2003-09-12
The invention provides compounds of formula (I), wherein R, R1, R2, R3 and R4 are as defined in the description, and their preparation. The compounds of formula I are useful as biomarkers.
The invention provides compounds of formula (I), wherein R, R
1
, R
2
, R
3
and R
4
are as defined in the description, and their preparation. The compounds of formula I are useful as biomarkers.