发明人冯建国,杨光,郭海燕. "Method for the Synthesis of 3,4-Dihydro-5-methyl-1h-2-benzopyran" [P]. 中国发明专利, 专利号 CN 108655245 A, 授权公告日 2015-11-18.
Park J H, Yamamoto T, Johnson M A. "A Process for Preparing High-Purity 3,4-Dihydro-5-methyl-1h-2-benzopyran" [P]. US Patent, US 11602387 B2, 2015-03-19.
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