Sodium peroxide can be obtained by burning sodium, if you want to use sodium as fuel…
Phthalic anhydride can be obtained by oxidation of o-xylene or naphthalene, which is not a big problem.
I don’t want to “过柱子” (column chromatography), which is usually used for laboratory synthesis rather than large-scale industrial production, and the chromatographic column will be very troublesome if it is dried carelessly…
The structure of X should be like this. It’s an α,β-unsaturated carbonyl compound.
DDQ is a highly active oxidant, usually used for Dehydrogenation to synthesize α,β-unsaturated carbonyl compounds, and the reaction mechanism is not clear to me…
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