... indol-j-butyric hoac axit 4-indol-3-yl-butyric (IBA) la tinh thi!rnau vang sang, diemchay 123 - 125 "C.Hoat chat tan trang hau hetcac dung moi hiruCO, khong tan trong nuoc. D¢doc cap tinh ... reacting indol with y-butyrolactone andgramine with diethylmalonate. However, the reactionofindol with y-buryrotuctone in tetralin assolvent is realized in tile more acceptable conditionsofpressure ... dungtrang nong nghiep,lam nghiep. Hoar chat c6 tacdung kich thich hinh thanhre, choi, nu doi voinhieu loaicay,d~cbier duoc sir dung rong raitrang giam, chiet canh va nhan gidng vo tinh. IBA...