pyran

pyran

美 ['paɪˌræn] 　英 ['paɪræn]

• n.【化】吡喃
• 网络吡喃式失水聚葡萄糖；吡喃型；碘甲基四氢吡喃

词形变化

复数：pyrans  

英汉解释

n.	1. 【化】吡喃,氧(杂)芑

英英解释

n.	1. either of two isomers of a crystalline cyclic compound with a ring consisting of five carbon atoms and an oxygen atom with two double bonds.

例句

The cholesteryl-based pyran dye has a structure shown as the formula (I).

该胆固醇基吡喃类染料具有式（I）所示结构。

IR and Raman Spectroscopic Studies on the Complexes of Ytterbium with Pyran Derivatives

吡喃酮类化合物与镱配合物的红外和拉曼光谱研究

Research for Decreasing the Density of Blood Sugar by Benzo-pyran Derivatives

苯并吡喃衍生物降血糖作用的研究