Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
213 words
A N-substituted, N-polysubstituted piperidyl, α-(3,5-dialkyl-4-hydroxyphenyl)-α,α-substituted acetamide, represented by the structure ##STR29## wherein, R 1 and R 2 each represent C 1 -C 12 alkyl, C 5 -C 8 cycloalkyl, phenyl, naphthyl, alkylphenyl and alkyl-naphthyl each alkyl substituent being C 1 -C 12 , and at least one of R 1 and R 2 is t--C 4 -C 12 alkyl, R 3 and R 4 each represent C 1 -C 18 alkyl, or, when together cyclized, represent C 5 -C 12 cycloalkyl, R 5 represents hydrogen, C 1 -C 18 alkyl, phenyl, C 1 -C 8 hydroxyalkyl, C 1 -C 8 aminoalkyl, C 1 -C 8 alkoxyalkyl, C 5 -C 12 cycloalkyl, and alkylphenyl having C 1 -C 8 alkyl; R 6 , R 7 , R 8 , R 9 , represents C 1 -C 12 alkyl, C 1 -C 8 hydroxyalkyl, C 1 -C 8 aminoalkyl, C 1 -C 8 alkoxyalkyl, and, C 5 -C 12 cycloalkyl, and which in combination, R 6 with R 7 , and R 8 with R 9 , represent C 5 -C 14 cycloalkyl having at least four of the C atoms cyclized; R 10 is selected from the group consisting of hydrogen, oxygen, hydroxyl, C 1 -C 18 alkyl and C 1 -C 18 acyl.
Claim 2
Dependent Claim
213 words
A N-substituted, N-polysubstituted piperidyl, α-(3,5-dialkyl-4-hydroxyphenyl)-α,α-substituted acetamide, represented by the structure ##STR29## wherein, R 1 and R 2 each represent C 1 -C 12 alkyl, C 5 -C 8 cycloalkyl, phenyl, naphthyl, alkylphenyl and alkyl-naphthyl each alkyl substituent being C 1 -C 12 , and at least one of R 1 and R 2 is t--C 4 -C 12 alkyl, R 3 and R 4 each represent C 1 -C 18 alkyl, or, when together cyclized, represent C 5 -C 12 cycloalkyl, R 5 represents hydrogen, C 1 -C 18 alkyl, phenyl, C 1 -C 8 hydroxyalkyl, C 1 -C 8 aminoalkyl, C 1 -C 8 alkoxyalkyl, C 5 -C 12 cycloalkyl, and alkylphenyl having C 1 -C 8 alkyl; R 6 , R 7 , R 8 , R 9 , represents C 1 -C 12 alkyl, C 1 -C 8 hydroxyalkyl, C 1 -C 8 aminoalkyl, C 1 -C 8 alkoxyalkyl, and, C 5 -C 12 cycloalkyl, and which in combination, R 6 with R 7 , and R 8 with R 9 , represent C 5 -C 14 cycloalkyl having at least four of the C atoms cyclized; R 10 is selected from the group consisting of hydrogen, oxygen, hydroxyl, C 1 -C 18 alkyl and C 1 -C 18 acyl.
Claim 3
Dependent Claim
61 words
The 3,5-DHPIPA of claim 1 wherein, R 1 is C 1 -C 8 alkyl, R 2 is C 1 -C 5 alkyl, R 3 and R 4 are each C 1 -C 8 alkyl, and together, when cyclized represent cyclohexyl, methylcyclohexyl, cycloheptyl; R 5 is C 1 -C 8 alkyl; and, R 10 is hydrogen or C 1 -C 8 alkyl.
Claim 4
Dependent Claim
32 words
The 3,5-DHPIPA of claim 2 wherein, at least one of R 1 and R 2 is t-butyl, or t-amyl; and, R 3 and R 4 are each C 1 -C 4 alkyl.
Claim 5
Dependent Claim
43 words
A 3,5-DHPIPA of claim 3 selected from the group consisting of (1) N-methyl-N-(2,2,6,6-tetramethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methyl propionamide; (2) Bis-{N-(2,2,6,6-tetramethyl-4-piperidyl)-N-[α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methyl ethanecarbonyl]}-1,6-hexanediamine; (3) N-methyl-N-(2,2,6,6-tetramethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α,α-pentamethylene acetamide; (4) Bis-{N-(2,2,6,6-tetramethyl-4-piperidyl)-N-[α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methyl propanecarbonyl]}-1,6-hexanediamine; (5) Bis-{N-(2,2,6,6-tetramethyl-4-piperidyl)-N-[α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methyl butanecarbonyl]}-1,6-hexanediamine; (6) Bis-{N-(2,2,6,6-tetramethyl-4-piperidyl)-N-[α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-2-methyl propanecarbonyl]}-α-methyl-1,5-pentanediamine; (7) N-butyl-N-(2,2,6,6-tetramethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methylbutanamide; (8) N-dodecyl-N-(2,2,6,6-tetramethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α,α-pentamethylene acetamide; (9) N-ethyl-N-(2,2,6,6-tetramethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methyloctanamide; (10) N-ethyl-N-(2,2,6,6-tetramethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methylbutanamide; (11) N-ethyl-N-(1,2,2,6,6-pentamethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methylbutanamide; and, (12) N-ethyl-N-(1-acetyl,2,2,6,6-tetramethyl-4-piperidyl)-α-(3,5-di-t-butyl-4-hydroxyphenyl)-α-methylbutanamide.