Kūʻai wela kiʻekiʻe kiʻekiʻe 2-Bromo-1-phenyl-1-pentanone CAS 49851-31-2 Security Customs Factory kūʻai pololei hale kūʻai waiwai nui Lapaʻau waena waena.

ʻO 2-bromo-1-phenyl-1-pentanone kahi mea i loaʻa i ka valerone. Hiki ke hoʻohana ʻia ma ke ʻano he pharmaceutical intermediates.

Ma ka lumi wela, ua hoʻohui ʻia ka 16.2g (0.1mol) o phenopentanone a me 30.9g (0.3mol) o ka sodium bromide i loko o kahi ipu 500mL puni honua, a ma hope o ka hoʻoulu ʻana maikaʻi, ua hoʻohui ʻia he 24g (0.2mol) o 30% hydrochloric acid. a me 19g (0.15mol) o 30% hydrogen peroxide i hoʻohui mālie ʻia. Ma hope o ka hāʻule ʻana, hoʻomau ʻia ka hopena no 1-2 mau hola. Ma hope o ka nānā ʻia ʻana o ka hopena e ka TLC, ua hoʻopau ʻia ka hoʻoulu ʻana a hoʻopaʻa ʻia, holoi ʻia me ka sodium carbonate saturated a me ka wai paʻakai paʻakai, hui pū ʻia me ka māhele organik, hoʻopili ʻia a maloʻo me ka magnesium sulfate anhydrous e loaʻa ai ka 2-bromo-1-phenyl-1- pentanone, he wai ʻaila melemele me ka 95% hua a me 98% maʻemaʻe