FIELD: chemistry.
SUBSTANCE: present invention relates to a compound of formula (2)
,
in which: R1 and R2 denote alkyl or together with a carbon atom to which they are bonded, denote cycloalkyl; R3 and R5 denote H or alkyl; R4 denotes alkyl; R6 denotes alkyl and n equals 0, 1, 2 or 3, where the compound contains a total number of carbon atoms equal to 20 to 50, which is used as base component and is suitable for use in lubricating composition for internal combustion engine.
EFFECT: disclosed are ethers and related compositions and methods.
32 cl, 6 dwg, 9 tbl, 5 ex
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