Phthalide-derived oxaspiroangelioic acids A–C with an unprecedented carbon skeleton from an aqueous extract of the Angelica sinensis root head

Publication date: Available online 3 March 2021Source: Chinese Chemical LettersAuthor(s): Youzhe Chen, Chengbo Xu, Weiping Wang, Xiaoliang Wang, Qinglan Guo, Jiangong Shi
Source: Chinese Chemical Letters - Category: Chemistry Source Type: research