C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/279.3
C07D 491/107 (2006.01) C07D 211/48 (2006.01) C07D 491/10 (2006.01) C08K 5/3435 (2006.01)
Patent
CA 1169068
NEW DERIVATIVES OF PIPERIDINE ABSTRACT OF DISCLOSURE There are disclosed new 4-spiro-oxirane derivatives of substituted piperdine having the general formula: Image wherein R1, R2, R3, R4, either like or unlike one another, are each an alkyl radical having 1 to 4 C, or R1 and R2, and/or R3 and R4 together form a cyclo-alkylene radical having 3 to 13 C; R5 may be hydrogen, an alkyl, oxyalkyl or alkoxy radical having 1 to 6 C, an aryl or aryl-alkyl radical having 6 to 18 C, an alkenyl radical having 2 to 6 C or a -(CH2)XCO2R7 radical in which X is an integer from 0 to 12, R7 = H, metal, an alkyl, alkylene, alkenyl, alkenylene radical having 1 to 20 C and R6 is hydrogen or an alkyl radical containing 1 to 4 C. The new compounds obtained have various industrial application possibilities. They are, in themselves, stabilizers and are employable as basic materials for preparing stabilizers to sunlight, to heat, and to oxidation of polymeric substances.
398320
Macrae & Co.
Montedison S.p.a.
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