Piperidine derivatives and their use as stabilizers
US3941744A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 12, 1973 |
| Grant date | Mar 2, 1976 |
| Priority date | — |
| Expiry date | Mar 12, 1993 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/3435
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Piperidine derivatives having the formula ##SPC1## Wherein PA1 R' represents an alkyl group, a substituted alkyl group, an acyl group, an alkoxycarbonyl group, a substituted alkoxycarbonyl group, an amino group, a substituted amino group, or nitroso group; PA1 X represents oxygen atom or sulfur atom; PA1 Y represents oxygen atom, sulfur atom or a group of the formula = N -- R" in which R" is hydrogen atom, an alkyl group or a substituted alkyl group; PA1 Z represents oxygen atom or a group of the formula >N -- R'" in which R'" is hydrogen atom, an alkyl group or a substituted alkyl group; PA1 n is an integer of 1 through 4 inclusive; and PA1 R represents, when n is 1, an alkyl group, a substituted alkyl group, an aryl group, a substituted aryl group, a cycloalkyl group, an alkoxycarbonyl group, a substituted alkoxycarbonyl group, a substituted phosphino group or a substituted phosphinyl group, when n is 2, an alkylene group, an alkenylene group, an arylene group, a substituted arylene group, an aralkylene group; an alkylenediphenylene group, a bis-(acyloxyalkylene) group, an alkylene-bis-(oxycarbonylalkyl) group, a dialkylene ether group or a diphenylene ether group, when n is 3, a…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.