Patent ID: 7692028

Claim:
A compound of formula (AA-XIX) wherein X is —CA 1 NR 5 R 6 , —CA 1 OR 7 , —CA 1 -R 8 or —CN; A 1 is oxygen, sulfur or —NR 9 ; R 1 is hydrogen, alkyl, aryl or —CH 2 —R 1a wherein R 1a is aryl, halogen, hydroxy, amino, nitro or cyano; R 2 and R 4 are hydrogen; R 3 is halogen, thiol, nitro, nitrooxy, cyano, azido, carboxy, amido, sulfonic acid, sulfonamide, alkyl, alkenyl, alkynyl, ester, ether, aryl, tetrazolyl, thiazolyl, thienyl, furyl, pyrrolyl, pyridinyl, alkynyloxy, acyloxy, oxyester, oxyamido, alkylsulfonyloxy, alkylsulfinyloxy, arylsulfonyloxy, arylsulfinyloxy, aryloxy, aralkoxy, alkylthio, alkenylthio, alkynylthio, arylthio, formyl, acetyl, propionyl, isobutyryl, valeryl, lauroyl, heptanedioyl, cyclohexanecarbonyl, crotonoyl, furmaroyl, acyloyl, benzoyl, naphtoyl, 4-carboxybutanoyl, oxalyl, ethoxalyl, cysteinyl, oxamoyl, alkylsulfonyl, alkenylsulfonyl, alkynylsulfonyl, arylsulfonyl, alkylsulfinyl, alkenylsulfinyl, alkynylsulfinyl or arylsulfinyl; R 5 , R 6 , R 7 and R 9 are the same or different and each is independently hydrogen, hydroxy, alkyl, aryl, alkoxy, alkenyloxy, alkynyloxy, acyloxy, oxyester, oxyamido, alkylsulfonyloxy, alkylsulfinyloxy, arylsulfonyloxy, arylsulfinyloxy, aryloxy or arylakoxy; and R 8 is hydrogen, hydroxy, thiol, halogen, alkyl, aryl, alkylthio, alkenylthio, or alkynylthio.