Heterocycles and uses thereof

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Phosphorus containing other than solely as part of an...

Reexamination Certificate

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C514S266300, C514S266400, C544S244000

Reexamination Certificate

active

10744601

ABSTRACT:
Compounds of the following formula are disclosed:wherein RBis a substituted or unsubstituted aryl or heteroaryl moiety; at least one of RUand RLis a phosphorus-containing moiety, J, and the other of RUand RLis independently chosen from H; halogen; —CN; —NO2; -J; —SO2R; —SO2NRR′; or —ZRJ, wherein each occurrence of Z is independently —O—, —S— or —NR— and each occurrence of RJis independently —R, —COR, —COOR or —CONRR′.

REFERENCES:
patent: 4070468 (1978-01-01), Hardtmann et al.
patent: 6153617 (2000-11-01), Bridges
patent: 97-38983 (1997-10-01), None

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