Pentavalent P Containing The Structure (hal)-p(x-c) Wherein X Is A Chalcogen Atom (9/14) Patents (Class 987/203)

S, se, or te is bonded directly to the p atom (9/20; 9/20b2; 9/20b4) (Class 987/204)

Containing the structure (hal)-p-(o-ethylenic) or (hal)-p-(o-aryl) (9/14b2; 9/14b4) (Class 987/205)

There are no patents to show for this class.