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Home › Method for synthesizing 3-phenyl-2,3,4,8,9,10-hexahydropyrano[2.3-f]chromene derivative and optical isomer of thereof

Method for synthesizing 3-phenyl-2,3,4,8,9,10-hexahydropyrano[2.3-f]chromene derivative and optical isomer of thereof

US Patent 10669282 · Granted Jun 2, 2020

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