in further solvent(s) react. of PBr5 with NH4Br in (CHCl2)2 under addn. of consumed NH4Br;; distg. off the solvent; recrystn. of the crystal mass from C6H6; formation of a mixt. of (NPBr2)3 and (NPBr2)4; isolation on sampling the crystals of each compound;;
in tetrachloromethane reaction of PBr soln. in CCl4 on dropwise added of a soln. of ClO2 in CCl4; pptn. of Br2 and formation of solid PBr5*2CCl4, liquid phase contains POBr3;;
参考文献
Gazzetta Chimica Italiana, , vol. 89, p. 2046 - 2052
