丙酮二酸

丙酮二酸（，或称为中草酸，）是结构式为C3H2O5 或 HO−(C=O)3−OH 的有机化合物。丙酮二酸即是一种二羧酸也是一种酮酸，可以失去两个质子形成阴离子。中草酸可与水结合形成偕二醇型一水合物，即二羟基丙二酸The chemical structure of caffuric acid was given in Allen, W. F. (1932). The preparation and pyrolytic molecular rearrangment [sic] of the 8-ethers of caffeine: And their conversion to 8-methyl and 8-ethylcaffeine. Ann Arbor, Mich.: Edwards Brothers.:
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参考文献

Category:二羧酸
Category:三碳有机物
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