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发明人王建平,周伟,张德明. "Method for the Synthesis of 7-methyl-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117932342 B, 授权公告日 2025-02-05.
发明人杨光,马晓峰,郭海燕. "A Process for Preparing High-Purity 7-methyl-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 112747587 A, 授权公告日 2017-08-28.
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