C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 401/14 (2006.01) C08K 5/3492 (2006.01)
Patent
CA 2162340
Compounds of the formula (I) Image (I) in which n is zero or 1, X denotes a group of formula (II), Image (II) R1 and R5 are e.g. hydrogen, R2, R3 and R4, which may be identical or different, are C2-C12alkylene, R6 is e.g. hydrogen or C1-C18alkyl and R7 is e.g. hydrogen or C1-C8alkyl, are useful as stabilizers for organic materials against degradation induced by light, heat or oxidation.
Borzatta Valerio
Scrima Roberto
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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