Sucrose content in fruits had positive correlation with sorbitol.There were significant positive correlations between malate and citrate, and between quinate and shikimate in fruits. 蔗糖和山梨醇之间,苹果酸与柠檬酸之间及奎宁酸与莽草酸之间呈显著的正相关关系。
Quinic acid is a cyclitol, a cyclic polyol, and a cyclohexanecarboxylic acid. It is a crystalline acid obtained from cinchona bark, coffee beans, and other plant products and made synthetically by hydrolysis of chlorogenic acid. Quinic acid is also implicated in the perceived acidity of coffee. It is a constituent of the tara tannins.