63843-89-0

Usage

Safety Profile

Moderately toxic by ingestion. Experimental reproductive effects. An eye irritant. When heated to decomposition it emits toxic fumes of NOx.

InChI:InChI=1/C42H72N2O5/c1-18-19-20-42(34(46)48-29-24-38(8,9)43(16)39(10,11)25-29,35(47)49-30-26-40(12,13)44(17)41(14,15)27-30)23-28-21-31(36(2,3)4)33(45)32(22-28)37(5,6)7/h21-22,29-30,45H,18-20,23-27H2,1-17H3

Upstream product

• 88-27-7 N,N-dimethyl-(3,5-di-tert-butyl-4-hydroxybenzyl)amine 
• 2403-89-6 1,2,2,6,6-pentamethyl-piperidin-4-ol 
• 133-08-4 diethyl butylmalonate 

Relevant academic research and scientific papers

Preparation method of hindered amine light stabilizer containing hindered phenol structure

The invention relates to a preparation method of a compound shown as a formula I. Under the action of a supported catalyst, a compound shown as a formula Ia reacts with a compound shown as a formula Ib to obtain the compound shown as the formula I. The method has the beneficial effects that the catalyst can be recycled and is non-corrosive and avoids the generation of a large amount of alkaline wastewater and is a green and environment-friendly route suitable for industrial production.

Method for preparing weather-proof anti-aging auxiliary agent simultaneously containing hindered phenol and hindered amine structures

The invention discloses a method for preparing a weather-proof anti-aging auxiliary agent simultaneously containing hindered phenol and hindered amine structures. According to the method, by metering with a molar weight of a substance, a piperidine alcohols compound shown in a formula I, malonate diester containing a side chain in a formula II and a phenolic compound shown as a formula III with proportion of 2.0-2.2:1:0.9-1.1 are dissolved in an organic solvent with 1-5 times of total mass of the raw materials, after heating the solvent, a first catalyst and a second catalyst are added in order, and then enable backflow is carried out for 12-20 hours at temperature of 90-180 DEG C; after a reaction is complete, organic acid is added in a reaction solution for adjusting a pH value to 6.5-7.5, the first catalyst and the second catalyst are filtered, and then the obtained product is washed by water at 20-80 DEG C and liquid separation is carried out , then a solvent in an organic layer is steamed out, and small molecule alcohol is used for recrystallization to obtain the final product. The preparation method has the advantages of simple reaction process, low cost and high product yield.

ULTRAVIOLET ABSORBER FOR SYNTHETIC RESIN AND SYNTHETIC RESIN COMPOSITION CONTAINING THE SAME

The present invention relates to an ultraviolet absorber for synthetic resins composed of a triazine compound represented by the general formula (I) shown below (wherein R represents an alkyl group having 1 to 4 carbon atoms, n is 0 or an integer of up to 2, and X represents a group selected from the consisting of group (a) to (d) shown below) (wherein R1 represents an aliphatic group having 5 to 60 carbon atoms, which is an alicyclic group, an alkyl group having an alicyclic group at the terminal or in the chain thereof, an alkyl group having a branch, or a linear alkyl group, depending on the number of carbon atoms; R2 represents an alkyl group having 1 to 18 carbon atoms or a (poly)alkyleneoxyalkyl group; R' represents an aliphatic diyl group having 5 to 60 carbon atoms; R and n have the same meanings as those described in the general formula (I) above).

Benzophenone uv-absorbers with heterocyclic substituents

Compounds having the formula: wherein R1 represents hydrogen, C1-C20 alkyl which is unsubstituted or substituted by one or more ammonium, mono-, di-, tri or tetra-C1-C12 alkylammonium groups or by one or more sulphonium groups or represents an aralkyl residue having a total of from 7 to 10 carbon atoms and, in which, the aryl group is unsubstituted or substituted by C1-C4alkyl, C1-C4 alkoxy or halogen and Z is a group selected from R2, R3 and R4, independently, representing hydrogen, C1-C4alkyl, C1-C4 alkoxy, halogen, NHCOC1-C4 alkyl or phenyl which is unsubstituted or substituted by. C1-C4 alkyl, C1-C4 alkoxy or halogen, a process for their preparation and use of the compounds of formula (1) as UV-absorbers which have improved absorption spectrum characteristics, superior resistance to exposure to UV light and excellent thermal stability, relative to known benzophenone compounds.

Phenyl ether-substituted hydroxyphenyl triazine ultraviolet light absorbers

This invention relates generally to phenyl ether substituted triazines compounds and compositions containing same and their use to protect against degradation by environmental forces. A method for stabilizing a material by incorporating such triazines is also disclosed.

Novel red-shifted triazine ultravioletlight absorbers

The present invention relates to novel red-shifted UV absorbers comprising 1,3,5-triazine structures containing a 2-naphthol-derived substituent. The present invention also relates to a method for stabilizing a material by incorporating into such material, e.g., organic material, the novel red-shifted triazine compounds in an amount effective to stabilize the material against the effects of actinic radiation.

Stabilizer mixture

Mixtures of compounds comprising a compound G2 and at least one further compound from the group G0, G1, G3, G4, G5, G6, the compounds G0-G6 each corresponding to formula (I) in which, in the compound G0, the radicals R1, R2, R3, R4, R5 and R6 are each hydrogen; G1, the radical R1 is Q and R2, R3, R4, R5 and R6 are each hydrogen; G2, the radicals R1 and R2 independently of one another are each Q and R3, R4, R5 and R6 are each hydrogen; G3 the radicals R1, R2 and R3 independently of one another are each Q and R4, R5 and R6 are each hydrogen; G4, the radicals R1, R2, R3 and R4 independently of one another are each Q and R5 and R6 are each hydrogen; G5, the radicals R1, R2, R3, R4 and R5 independently of one another are each Q and R6 is hydrogen; G6, the radicals R1, R2, R3, R4, R5 and R6 independently of one another are each Q; and Q and the other symbols are as defined in claim 1, are effective as stabilizers for organic material with respect to damaging exposure to light, oxygen and/or heat.

Synergistic UV absorber combination

A stabilizer composition comprising (A) a compound of the formula I wherein R is (CH2-CH2-O-)n-R2; -CH2-CH(OH)-CH2-O-R2; or -CH(R3)-CO-O-R4; n is 0 or 1; R2 is C1-C13alkyl or C2-C20alkenyl or C6-C12aryl or CO-C1-C18alkyl; R3 is H or C1-C8alkyl; R4 is C1-C12alkyl or C2-C12alkenyl or C5-C6cycloalkyl; and (B) one or more compounds selected from (i) to (xlv) as defined in claim 1 is especially effective towards stabilizing organic materials against degradation induced by light, heat or oxidation.

Phenyl ether-substituted hydroxyphenyl triazine ultraviolet light absorbers

This invention relates generally to phenyl ether substituted triazines compounds and compositions containing same and their use to protect against degradation by environmental forces. A method for stabilizing a material by incorporating such triazines is also disclosed.

Mono- and bis-benzotriazolyldihydroxybiaryl UV absorbers

Provided is a composition which contains a mono- or bis-benzotriazole compound, an N-oxide thereof, or a mixture of at least two of the preceding compounds. Representative bis-benzotriazole compounds include 3,3′-bis-(2H-benzotriazol-2-yl)-5,5′-di-tert-octyl-1,1′-biphenyl-2,2′-diols. Representative mono-benzotriazole compounds include 3-(2H-benzotriazol-2-yl)-5,5′-di-tert-octyl-1,1′-biphenyl-2,2′-diols. These mono- and bis-benzotriazole compounds are useful as stabilizers of degradable polymers against the degradative action of ultraviolet light. Also provided is a method of making these benzotriazole compounds by oxidative dimerization of the corresponding monomeric benzotriazole or by reductive cyclization of the corresponding azo- compound.