发明人王建平,郭海燕,杨光. "Method for the Synthesis of Sorbic acid impurity 1" [P]. 中国发明专利, 专利号 CN 110362354 B, 授权公告日 2017-01-03.
Johnson M A, Schröder R, Roberts E F. "A Process for Preparing High-Purity Sorbic acid impurity 1" [P]. US Patent, US 9682478 B2, 2017-06-18.
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