Keywords chemical equilibrium;ethynation;stereo-isomer;butanone;4-methy1-2pentanone;acetylenic alcohol;acetylenic glycol;

 
  • 乙炔化;空间异构体;丁酮;4-甲基-2-戊酮;炔-醇;
今日热词
目录 附录 查词历史