3 4 7 8 tetramethyl 1 10 phenanthroline cas July 8, 2019 16 32 64 128 3 4 7 8 tetramethyl 1 10 phenanthroline cas no 3 4 7 8-tetramethyl-1 10-phenanthroline 1 3 5 7-tetramethyl-2 4 8-trioxa-6-phosphaadamantane Phenanthrene 2 3 5-trimethyl- 1 4 5 8-tetramethylnaphthalene 2 8 9-trimethyl-2 5 8 9-tetraaza-1-phosphabicyclo 3.3.3 undecane