Phosphonous acid monoester-monoamides

Details Phosphonous acid monoester-monoamides Phosphonous acid monoester-monoamides

1983-12-05

1986-04-01

Rotman, Alan L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

544337, 546 21, 546 22, 558157, C07F 965

Patent

active

045796823

ABSTRACT:
Phosphonous acid monoester-monoamides of the formula ##STR1## in which n is 1 or 2, when n is 1, R.sub.1 is alkyl or phenyl, or when n is 2, R.sub.1 is phenylene-Y-phenylene where Y is a direct bond, --O--, --S-- or alkylidene, R.sub.2, R.sub.3 and R.sub.4 are independently hydrogen or alkyl and R.sub.5 and R.sub.6 together with the N-atom to which they are bonded from a heterocyclic ring, are suitable for protecting organic material from the harmful effect of heat, oxygen and light.

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