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首页> 外文期刊>International Journal of Molecular Sciences >Catalytic Hydrogenation of the Sweet Principles of Stevia rebaudiana, Rebaudioside B, Rebaudioside C, and Rebaudioside D and Sensory Evaluation of Their Reduced Derivatives
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Catalytic Hydrogenation of the Sweet Principles of Stevia rebaudiana, Rebaudioside B, Rebaudioside C, and Rebaudioside D and Sensory Evaluation of Their Reduced Derivatives

机译:甜叶菊,甜叶菊苷B,莱鲍迪苷C和莱鲍迪苷D的甜原理的催化加氢及其还原衍生物的感官评价

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摘要

Catalytic hydrogenation of rebaudioside B, rebaudioside C, and rebaudioside D; the three ent-kaurane diterpene glycosides isolated from Stevia rebaudiana was carried out using Pd(OH)2. Reduction of steviol glycosides was performed using straightforward synthetic chemistry with the catalyst Pd(OH)2 and structures of the corresponding dihydro derivatives were characterized on the basis of 1D and 2D nuclear magnetic resonance (NMR) spectral data indicating that all are novel compounds being reported for the first time. Also, the taste properties of all reduced compounds were evaluated against their corresponding original steviol glycosides and sucrose.
机译:莱鲍迪甙B,莱鲍迪甙C和莱鲍迪甙D的催化加氢;使用Pd(OH) 2 对甜叶菊中的3种对-月桂烷二萜糖苷进行了分离。使用简单的合成化学方法,用催化剂Pd(OH) 2 进行甜菊糖苷的还原,并根据1D和2D核磁共振(NMR)光谱数据对相应的二氢衍生物的结构进行了表征,表明都是首次报道的新颖化合物。同样,针对它们相应的原始甜菊糖苷和蔗糖评估了所有还原化合物的味道特性。

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