Pentavalent P Compound Having The Structure (c)-p(=x)(c Or H)(c Or H) Where X Is Chalcogen (9/53) Patents (Class 987/121)

At least one of the carbon atoms bonded to the p atom is not part of an aryl ring and is bonded directly to an aryl ring or is bonded to an aryl ring through a chain of acyclic carbon atoms (9/53a7) (Class 987/122)

Compound having two or more (c)-p(=x) groups or at least one (x=)-p-(c)-p(=x) group (9/53a6) (Class 987/123)

Compound contains a ring composed solely of carbon atoms or contains an ethylenic group (9/53a3; 9/53a4) (Class 987/124)

Compound contains a nitrogen or halogen atom or contains a chalcogen atom other than bonded to the p atom (9/53a1; 9/53a2) (Class 987/125)

There are no patents to show for this class.