申请人:Merck Patent Gesellschaft mit beschrankter
公开号:US03948949A1
公开(公告)日:1976-04-06
Xanthenes of the formula Z-CHR.sub.1 R.sub.2 wherein Z is 2-xanthenyl or 2-xanthenyl substituted at the 1-, 3-, 4-, 5-, 6-, 7- or 8-position by F, Cl or Br, R.sub.1 is CH.sub.2 OH or CH.sub.2 OAc wherein Ac is alkanoyl of 2-4 carbon atoms, and R.sub.2 is H or alkyl of 1-4 carbon atoms, have antiphlogistic activity.
Xanthenes的化学式为Z-CHR.sub.1 R.sub.2,其中Z为2-茚基或在1-、3-、4-、5-、6-、7-或8-位被F、Cl或Br取代的2-茚基,R.sub.1为CH.sub.2 OH或CH.sub.2 OAc,其中Ac为2-4个碳原子的烷酰基,而R.sub.2为H或1-4个碳原子的烷基,具有抗炎活性。