3H-1,3,2-oxazaphospholidines and stabilized compositions

Details 3H-1,3,2-oxazaphospholidines and stabilized compositions 3H-1,3,2-oxazaphospholidines and stabilized compositions

1990-08-23

1991-12-24

Lee, Mary C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus esters

C07F 96584

Patent

active

050754840

ABSTRACT:
Substituted 3H-1,3,2-oxazaphospholidines of formula I ##STR1## where R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are independently hydrogen, alkyl, cycloalkyl, phenylalkyl or aryl, n is 1 to 4 and T is an n-valent aliphatic or aromatic hydrocarbon radical are effective in stabilizing organic materials against the deleterious effects of oxygen, heat and/or actinic radiation.

REFERENCES:
patent: 4751319 (1988-06-01), Odorisio et al.
patent: 4812501 (1989-03-01), Odorisio et al.
patent: 4831178 (1989-05-01), Odorisio et al.
Pastore et al., "Jou. Am. Chem. Soci." (1988), vol. 110, pp. 6547-6555.

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