Process for preparing 1-oxa-3,8-diaza-4-oxo-spiro-[4,5]-decanes

Details Process for preparing 1-oxa-3,8-diaza-4-oxo-spiro-[4,5]-decanes Process for preparing 1-oxa-3,8-diaza-4-oxo-spiro-[4,5]-decanes

1986-07-08

1988-07-05

Bond, Robert T.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

524 99, C07D49810

Patent

active

047556021

ABSTRACT:
1-Oxa-3,8-diaza-4-oxo-spiro-[4,5]-decane compounds of the formula ##STR1## are new light stabilizers for protecting polymers from the damaging effect of UV radiation.

REFERENCES:
patent: 4689416 (1987-08-01), Ertl et al.

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