发明人何建平,郭海燕,孙丽萍. "Method for the Synthesis of 5-Methoxy-1-(2-oxopropyl)indoline-2,3-dione" [P]. 中国发明专利, 专利号 CN 115546977 B, 授权公告日 2015-02-13.
Stevens L M, Thompson G K, Klinger H. "A Process for Preparing High-Purity 5-Methoxy-1-(2-oxopropyl)indoline-2,3-dione" [P]. US Patent, US 10688211 B2, 2016-10-16.
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