中文名 | 木四糖 |
英文名 | Xylotetraose |
别名 | 木四糖 木四糖 标准品 木四糖[木丁糖] Β1-4D-木四糖 |
英文别名 | Xylotetrose Xylotetraose 4-O-[4-O-[4-O-(β-D-Xylopyranosyl)-β-D-xylopyranosyl]-β-D-xylopyranosyl]-D-xylose D-Xylose, O-β-D-xylopyranosyl-(1→4)-O-β-D-xylopyranosyl-(1→4)-O-β-D-xylopyranosyl-(1→4)- O-beta-D-Xylopyranosyl-(1-4)-O-beta-D-xylopyranosyl-(1-4)-O-beta-D-xylopyranosyl-(1-4)-D-xylose D-Xylose, O-.beta.-D-xylopyranosyl-(1?4)-O-.beta.-D-xylopyranosyl-(1?4)-O-.beta.-D-xylopyranosyl-(1?4)- |
CAS | 22416-58-6 |
化学式 | C20H34O17 |
分子量 | 546.47 |
密度 | 1.72±0.1 g/cm3(Predicted) |
熔点 | 219-220°C |
沸点 | 907.1±65.0 °C(Predicted) |
比旋光度 | -57.8 º (c=1% in H2O) |
溶解度 | 可溶于甲醇、乙醇、DMSO等有机溶剂 |
酸度系数 | 12.40±0.20(Predicted) |
存储条件 | Hygroscopic, -20°C Freezer, Under inert atmosphere |
稳定性 | 吸湿性 |
外观 | 固体 |
颜色 | White to Off-White |
物化性质 | 生物活性 Xylotetraose 是木聚糖 (Xylan) 的水解产物。Xylan 是一种由木糖单元组成的多糖,主要包含由纤维素连接的 β-D- 木糖单位。Xylotetraose 可用于酶生化分析。 |
MDL号 | MFCD28064298 |
上游原料 | 木六糖 |
下游产品 | D-木糖 |
参考资料 展开查看 | 1. 韩鹏飞, 郭建忠, 李兵,等. 固体酸催化水解木聚糖制备低聚木糖的工艺条件优化[J]. 食品工业科技, 2017. 2. 韩鹏飞,虞佐嗣,郭建忠,李兵,刘力.炭基固体酸催化水解木聚糖制备低聚木糖的工艺优化[J].食品科学,2017,38(12):171-176. 3. [IF=8.198] Abdul Basit et al."Highly Efficient Degradation of Xylan into Xylose by a Single Enzyme."Acs Sustain Chem Eng. 2019;7(13):11360–11368 4. [IF=4.411] Zhaojun Peng et al."Purification, Identification, and Characterization of an Endo-1,4-β-Xylanase from Wheat Malt."Molecules. 2020 Jan;25(7):1572 5. [IF=5.645] Na Li et al."Improving catalytic efficiency of endoxylanase for degrading corncob xylan to produce xylooligosaccharides by fusing a β-xylosidase."Ind Crop Prod. 2022 Feb;176:114349 6. [IF=4.952] Jiapeng Wang et al."Efficient secretion of xylanase in Escherichia coli for production of prebiotic xylooligosaccharides."LWT-FOOD SCIENCE AND TECHNOLOGY. 2022 Jun;162:113481 |
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