574-12-9
异黄酮素
+
124-38-9
二氧化碳
→
~6%
7622-78-8
4-oxo-3-phenylchromene-2-carboxylic acid
7622-77-7
3,5-O-isopropylidene-D-xylofuranose
33470-08-5
ethyl 4-oxo-3-phenyl-4H-chromene-2-carboxylate