Higher brominated pyrene prepn. - by reacting pyrene-contg. coal tar fraction with chlorine and bromine at room temp. in soln.Higher brominated pyrenes, (I) are prepd. by letting 4.4g atom Br2 and 4.4 g atom Cl2 act simultaneously, at 20-30 degrees C, in a solvent, on 1 mol pyrene...
Title:Bromine CAS Registry Number:7726-95-6 Literature References:Br; at. wt 79.904; at. no. 35; valences 1, 3, 5, 7. A halogen; Group VIIA (17). Does not occur as elemental state, Br2, in nature. Abundance in igneous rock: 1.6´10-4% by wt; in seawater: 0.0065% by wt. ...
Higher brominated pyrene prepn. - by reacting pyrene-contg. coal tar fraction with chlorine and bromine at room temp. in soln.Higher brominated pyrenes, (I) are prepd. by letting 4.4g atom Br2 and 4.4 g atom Cl2 act simultaneously, at 20-30 degrees C, in a solvent, on 1 mol pyrene...
Higher brominated pyrene prepn. - by reacting pyrene-contg. coal tar fraction with chlorine and bromine at room temp. in soln.Higher brominated pyrenes, (I) are prepd. by letting 4.4g atom Br2 and 4.4 g atom Cl2 act simultaneously, at 20-30 degrees C, in a solvent, on 1 mol pyrene...