Cyclic organophosphorus compounds and process for making same

Abstract

Abstract NEW ORGANOPHOSPHORUS COMPOUNDS OF THE GENERAL FORMULAS 2-X,(Y1)M,(Y2)N-DIBENZO(C,E)(1,2)OXAPHOSPHORIN (I) 2,2''-DI(X-),(Y1)P,(Y2)Q-(1,2)BENZOXAPHOSPHORINO(5,4,3-CDE) (1,2)BEMZOXAPHOSPHORINE (II) 2-X,2-(Z=),(Y1)M,(Y2)N-DIBENZO(C,E)(1,2)OXAPHOSPHORIN III 2,2''-DI(X-),2,2''-DI(Z=),(Y1)P,(Y2)Q-(1,2)BENZOXA PHOSPHORINO(5,4,3-CDE)(1,2)BENZOXAPHOSPHORINE (IV) 2-(Z=P(-0H)(-X)-),2''-(HO-),(Y1)M,(Y2)N-BIPHENYL (V) AND 2,6''-DI(Z=P(-0H)(-X)-),2'',6-DI(HO-)-BIPHENYL (VI) WHEREIN X IS HYDROGEN OR HALOGEN OR HYDROXYL AMINO, ALKYL ALKOXY, ALKYLTHIO, OR ARYLTHIO RADICALS; Y1 AND Y2 WHICH MAY OR MAY NOT BE THE SAME ARE HALOGEN OR ALKYL, ARYL, ALKOXY, ARYLOXY ACYL, NITRO, CYANO, OR SULFONIC ACID RADICALS, INCLUDING THE CASE WHERE THE SUBSTITUTED RADICALS Y1 AND Y2 COMBINE WITH A BIPHENYL RING TO FORM A PHENANTHRENE RING; Z IS OXYGEN, SULFUR OR TWO HALOGEN ATOMS; M AND N ARE AN INTEGER RANGING FROM 0 TO 4; AND P AND Q ARE AN INTEGER RANGING FROM 0 TO 3 ARE OBTAINED BY CONDENSATION OF PHOSPHORUS COMPOUNDS AND OLRTHOPHENYLPHENOL DERIVATIVES IN THE PRESENCE OF A CATALYST, WITH THE SUBJECTION, IF DESIRED OF THE PRODUCT TO A KNOWN CHEMICAL PROCEDURE. THE COMPOUNDS THUS OBTAINED ARE USEFUL AS INSECTICIDES, FUNGICIDES, ANTIOXIDANTS FOR HIGHMOLECULAR COMPOUNDS, ETC.

Inventors

• 👤 Toranosuke Saito

Bibliographic Details