US PATENT SUBCLASS 987 / 146
.~.~ Pentavalent P having the structure (C)-P(=X) (X) (X) where X is chalcogen (9/38)


Current as of: June, 1999
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987 /   HD   ORGANIC COMPOUNDS CONTAINING A Bi, Sb, As, OR P ATOM OR CONTAINING A METAL ATOM OF THE 6TH TO 8TH GROUP OF THE PERIODIC SYSTEM

30  DF  PHOSPHORUS COMPOUNDS (9/02; 9/06) {15}
116  DF  .~ Contains at least one (C)-P bond (9/28) {19}
146.~.~ Pentavalent P having the structure (C)-P(=X) (X) (X) where X is chalcogen (9/38) {8}
147  DF  .~.~.~> Pentavalent P having the structure (C)-P(=X) (X) (X-*C) and * indicates a direct bond to the adjacent X atom (9/40) {12}
161  DF  .~.~.~> Contains the structure (X=C)-P(=X) (X) (X) or (cyano*)-P(=X) (X) (X) where * indicates a direct bond of the C of the C=X group or of the C atom of the cyano group to the P atom (9/38A9)
162  DF  .~.~.~> Contains the structure aryl-(C)n-P(=X)(X) (X) where n is at least one (9/38A7)
163  DF  .~.~.~> Contains two or more P atoms (9/38B) {1}
165  DF  .~.~.~> Contains the structure (aryl group*)-P(=X) (X) (X) where * indicates a direct bond of one of the carbon atoms of the aryl group to the P atom (9/38A4)
166  DF  .~.~.~> Contains the structure "carbocyclic ring"-P-(=X) (X) (X) where "--" indicates that a ring carbon of the carbocyclic ring may or may not be directly bonded to the P atom (9/38A3)
167  DF  .~.~.~> Contains the structure "ethylenic group"-P(=X) (X) (X) where "--" indicates that a carbon atom of the ethylenic group may or may not be directly bonded to the P atom (9/38A2)
168  DF  .~.~.~> Contains the structure Q-(C)-P(=X) (X) (X) where Q is a moiety containing an atom other than C or H (9/38A1; 9/38A1+U6; 9/38A1+U9)


DEFINITION

Classification: 987/146

Pentavalent P having the structure (C)-P(=X)(X)(X) where X is chalcogen (9/38):

(under subclass 116) Subject matter wherein the P atom is pentavalent and the compound contains the structure (C)-P(=X)(X)(X) wherein X is chalcogen.