- Phenolic compound as well as preparation method and application thereof
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The invention provides a phenolic compound as well as a preparation method and application thereof. The structure of the phenolic compound is shown as a general formula (I), R1 and R1'can be the sameor different and are independently selected from CnH(2n+m), n is an integer ranging from 3 to 30, m is 1, -1, -3 or -5, R2 and R2' can be the same or different and are independently selected from C1-C8 straight chain or branched chain alkyl respectively; and R3 is selected from C1-C6 straight chain or branched chain alkylene. The phenolic compound provided by the invention has very excellent oxidation resistance, and can be used as an antioxidant in lubricating oil, lubricating grease, fuel oil, plastic and rubber. The preparation method disclosed by the invention is simple and feasible, and the yield and product purity are relatively high.
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Paragraph 0045-0048
(2020/05/05)
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- Phenolic derivative as well as preparation method and application thereof
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The invention provides a phenol derivative as well as a preparation method and application thereof. The structure of the phenolic derivative is shown as a formula (I), wherein the definition of each group is shown in the specification. The phenolic derivative can be used as an antioxidant in lubricating oil, lubricating grease, plastics and rubber, and can also be used as base oil of lubricating oil and lubricating grease, and an anti-wear agent of lubricating oil and lubricating grease. The phenolic derivative disclosed by the invention has excellent oxidation resistance, lubricating property, antifriction property, viscosity-temperature property and low-temperature property.
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Paragraph 0484-0485
(2020/05/05)
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- EFFECT OF METAL IONS IN ORGANIC SYNTHESIS. XXXV SIMPLE AND CONVENIENT AROMATIC ALKYLATION OF SOME ALKENYLPHENOL DERIVATIVES WITH tert-ALKYL METHYL ETHERS IN THE PRESENCE OF TIN(IV) CHLORIDE
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A very mild, simple and convenient method for the aromatic alkylation of some alkenylphenol derivatives with tert-alkyl methyl ethers to give sterically hindered phenols useful as antioxidants is reported.The reaction occurs with good yields at room temperature and is promoted by tin(IV) chloride.
- Attanasi, Orazio A.,Filippone, Paolino,Balducci, Sandro
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p. 487 - 489
(2007/10/02)
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