| 摘要 |
The compounds are trialkylsubstituted hydroxyphenylalkanephosphinates and phosphonates having the formula <IMAGE> wherein R, R1 and R2 are independently lower alkyl or cycloalkyl groups, R3 is alkyl, alkyl substituted with one halogen atom, phenyl, phenyl substituted with alkyl groups, alkoxy, alkoxy substituted with one halogen groups, phenoxy, phenoxy substituted with alkyl groups, alkylthioethoxy, alkyloxalkylenoxy, R4 is alkyl, alkyl substituted with one halogen atom, cycloalkyl, phenyl, phenyl substituted with alkyl groups, alkylthioethyl, thiobisalkylene, alkylene, polyvalent cyclic or acyclic hydrocarbon radical, A is lower alkylene and n is 1 to 4.
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