pentasaccharide

This paper describes an efficient synthesis of Lewisx pentasaccharide (1) based on a highly ste-reo-and regio-selective glycosylation.

将选择性保护的乳糖二醇与Lewisx三糖在N-碘代丁二酰亚胺(NIS)/TfOH催化下高立体、高区域选择性糖苷化得Lewisx五糖,后者脱保护后获得目标五糖,总收率67。

Xylitol,a five carbon sugar alcohol,owing to its unique properties,began to be frequently used in food,medicine and chemical industries.

木糖醇是一种五碳糖醇,已被广泛应用于食品、医药和化工等领域,利用微生物发酵生产木糖醇成为目前研究热点。

Nanofiltration(NF) was employed to recover pentose present in the waste hydrolyzed biomass fermentation broth,and reverse osmosis(RO) treatment followed to concentrate the pentose in the NF permeate stream.

探讨了使用纳滤膜和反渗透膜对生物质水解制酒精发酵废液中五碳糖(主要是木糖)的净化和回收。

The change regularity of the nutrient component content was studied in hongxiangli,huanglang and miben pumpkin varieties during 1～8 weeks after pollination,including hexose,sucrose,β-carotene,starch,pentose and so on.

以"红香栗"、"黄狼"、"蜜本"南瓜为试材,对花后果实1~8周期间己糖、蔗糖、β-胡萝卜素、淀粉及五碳糖等营养成分含量的变化规律进行了研究。

Synthesis of Pentosyl Carbodiimmides Containing Pyridazinone

含哒嗪酮的五碳糖基碳二亚胺的合成

Study on the Synthesis of 3-Substituted Chromone Derivatives and Pentosyl Guanidines;

3-取代色酮类化合物及五碳糖基胍类化合物的合成研究

Deoxyribose A pentose (five-carbon) sugar that is a component of the nucleotides that make up DNA.

脱氧核糖：组成DNA核苷的一种戊糖（五个碳）。

any monosaccharide sugar containing five atoms of carbon per molecule.

每个分子中均含有五个碳原子的任何一种单糖。

Isolation, Metabolism and Breeding of a Strain Producing Succinic Acid with Crop Straw Hydrolytes Including Pentose and Hexose

秸秆五、六碳糖共发酵产琥珀酸的菌株分离、选育及代谢研究

Eicosapentaenoic acid prevents cardiomyocyte hypertrophy induced by high glucose and NE in vitro

二十碳五烯酸对高糖与去甲肾上腺素诱导的心肌细胞肥大的抑制作用

Enzyme Activity Analysis and Directive Breeding of Actinobacillus succinogenes Fermenting Crop Straw Hydrolysate Containing Pentose and Hexose for Production of Succinic Acid

利用秸秆水解液五、六碳糖共发酵产琥珀酸放线杆菌的酶活分析及定向选育

Ketohexose A ketose SUGAR with six carbon atoms, e.g. fructose.

己酮糖：一种六碳的酮糖。例如果糖。

Carbohydrate is found in sugar,

碳水化合物富含于糖

Sugars and starcher are carbohydrates.

糖和淀粉是碳水化合物。

Synthesis of C-D-Glycopyranosylmaltoside Derivatives of Vitamin E

维生素E麦芽糖碳糖苷类似物的合成

Five pounds of sugar is more than I need.

五磅糖超过我的需求。

D-Glucose and all other sugars containing six carbon atoms are called hexoses, the most common group of aldoses.

D一葡萄糖和其它含六个碳原子的糖称已糖,是醛糖中最常见的

Any of a class of carbohydrates, including lactose and sucrose, that yield two monosaccharides upon hydrolysis.

双糖碳水化合物的一种，包括乳糖和蔗糖，在水解下可生成两个单糖

Studies on the Characterization of Chitosan-Multiwall Carbon Nanotube Modified Glassy Carbon Electrode and Tts Analytical Applications;

壳聚糖—碳纳米管修饰玻碳电极的研究及应用

Synthesis of Higher Carbon Sugars and Higher Carbon Amino Sugars as well as Nucleosides Containing Higher Carbon Sugar

新型高碳糖及其胺基衍生物和高碳糖氮苷的设计与合成研究

They contain carbon, hydrogen, and oxygen, and include foods containing starch and sugar.

糖类是由碳、、组成，包括含淀粉和糖的各种食物。

One of a group of monosaccharides that contain three carbon atoms.

丙糖一种含有三个碳原子的单糖中的一种