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What is the difference between 2,6-di-tert-butyl-4-methylphenol and 3,5-di-tert-butyl-4-methylphenol 1H NMR spectra?

Indeed the shifts and integrals match up with those reported for butylated hydroxytoluene (BHT), a very common antioxidant used as a preservative, see for instance the list of NMR chemical shifts of ...
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