糖类化合物是由碳、氢、氧三种元素组成的有机物,在化学结构上表现为多羟基醛酮及其衍生物的聚合物。这些物质广泛存在于植物界,是植物体的主要组成成分之一,在植物的生理和生化过程中发挥着重要作用。
根据其结构的不同,糖类可以分为单糖(如葡萄糖、果糖、半乳糖等)、双糖(如蔗糖、麦芽糖、乳糖等)以及多糖(如淀粉、肝糖元、肌糖元等)。单糖是最简单的碳水化合物,它们是不能进一步被水解的含有多个羟基的醛或酮,习惯上称为醛糖和酮糖。例如,葡萄糖是一种己醛糖,果糖则为己酮糖,核糖则是戊醛糖。一般而言,单糖中的碳原子数目不超过10个,在自然界中主要存在的单糖是5至6个碳原子的化合物。
双糖是由两个分子的单糖结合后脱去一分子水形成的;而多糖是由数百乃至数千个葡萄糖分子组成的聚合物。当多糖被彻底水解时,会生成数千个单糖分子。典型的例子包括淀粉和纤维素等。
糖类化合物与人类生活息息相关,是人体获取能量的主要来源之一。此外,它们在药物领域也扮演着重要角色,例如病人可能需要使用葡萄糖注射液或右旋糖酐进行血浆制剂,而某些中药中的糖类成分如茯苓次聚糖、猪苓多糖和香菇多糖具有抗癌活性。
糖是绿色植物光合作用的主要产物之一,并且是维持动植物生命活动所需能量的重要来源。此外,它们也是人类饮食中不可或缺的组成部分,在工业上更是扮演着重要角色,应用于建筑、造纸、制药及食品等多个领域。近年来,关于糖类化合物的研究呈现出两个主要方向:一是化学家致力于人工合成糖类化合物以长远考虑社会的发展需求;二是探索糖与生命过程之间的关系,揭示在生物体内糖与其他分子如蛋白质和核酸的相互作用机制。
随着科学技术的进步,人们对糖类化合物的认识也在不断深入。未来,这些研究有望为人类提供新的食品来源及药物开发方向。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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己基β-D-吡喃葡萄糖苷 | n-hexyl-β-D-glucopyranoside | 59080-45-4 | C12H24O6 |
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己基-β-D-麦芽糖苷 | hexyl β-D-maltoside | 870287-95-9 | C18H34O11 |
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己基-2-乙酰氨基-2-脱氧-β-D-吡喃葡糖苷 | hexyl 2-(acetylamino)-2-deoxy-β-D-glucopyranoside | 190912-49-3 | C14H27NO6 |
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己基-2,3,4,6-四-氧-乙酰基-β-D-吡喃葡萄糖苷 | hexyl 2-acetamido-3,4,6-tri-O-acetyl-2-deoxy-β-D-glucopyranoside | 172945-26-5 | C20H33NO9 |
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尿苷5'-(2-乙酰氨基-2-脱氧-ALPHA-D-葡糖基焦磷酸酯) | uridine 5'-diphospho-N-acetylglucosamine | 528-04-1 | C17H27N3O17P2 |
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尿苷-L-阿拉伯糖 | UDP-Ara | 15839-78-8 | C14H22N2O16P2 |
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尿苷-5-二磷酸-N-乙酰基氨基半乳糖二钠盐 | Disodium;[(3R,4R,5R,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl] [[(2R,3S,4R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methoxy-oxidophosphoryl] phosphate | 108320-87-2 | C17H25N3Na2O17P2 |
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尿苷(5')二氢二磷酰(1)-alpha-D-葡萄糖 | UDP-glucose | 133-89-1 | C15H24N2O17P2 |
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尿嘧啶核苷 | uridine | 58-96-8 | C9H12N2O6 |
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尾-D-Galactoside,2-nitrophenyl(9CI) | o-nitrophenyl D-galactopyranoside | 369-07-3 | C12H15NO8 |
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小菌核(SCLEROTIUMROLFSSII)胶 | Scleroglucan | 39464-87-4 | C24H44O20P2 |
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对硝基苯基麦芽糖苷 | p-nitrophenyl-α-D-glucopyranosyl-(1→4)-O-α-D-glucopyranoside | 3482-57-3 | C18H25NO13 |
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对硝基苯基麦芽五糖 | p‐nitrophenyl‐α‐D-maltopentoglycoside | 66068-38-0 | C36H55NO28 |
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对硝基苯基-b-D-昆布二糖苷 | 4-nitrophenyl β-D-glucopyranosyl-(1->3)-β-D-glucopyranoside | 26255-70-9 | C18H25NO13 |
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对硝基苯基-alpha-L-吡喃鼠李糖苷 | p-nitrophenyl α-L-rhamnopyranoside | 18918-31-5 | C12H15NO7 |
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对硝基苯基 alpha-L-阿拉伯吡喃糖苷 | 1-(4-nitrophenyl)-α-L-arabinopyranoside | 1223-07-0 | C11H13NO7 |
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对硝基苯基 6-O-三苯甲基-alpha-D-吡喃葡萄糖苷 | p-nitrophenyl 6-O-trityl-α-D-glucopyranoside | 655246-35-8 | C31H29NO8 |
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对硝基苯基 2,3,4,6-O-四乙酰基-beta-D-吡喃葡萄糖苷 | p-nitrophenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyde | 5987-78-0 | C20H23NO12 |
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对硝基苯-α-D-葡萄糖吡喃苷 | 4-nitrophenyl-α-D-glucopyranoside | 3767-28-0 | C12H15NO8 |
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对硝基苯-T抗原 | 4-Nitrophenyl 2-(acetylamino)-2-deoxy-3-O-beta-D-galactopyranosyl-alpha-D-galactopyranoside | 59837-14-8 | C20H28N2O13 |
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对硝基苯-Alpha-D-吡喃甘露糖苷 | 4-nitrophenyl-α-D-mannopyranoside | 10357-27-4 | C12H15NO8 |
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对硝基苯-Alpha-D-吡喃木糖 | 1-(4-nitrophenyl)-α-D-xylopyranoside | 10238-28-5 | C11H13NO7 |
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对甲酰基苯基 2-乙酰氨基-3,4,6-O-三乙酰基-2-脱氧-beta-D-吡喃葡萄糖苷 | 4-(2-Acetamido-3,4,6-triacetyl-2-deoxy-β-D-glucosyl)benzaldehyde | 70622-68-3 | C21H25NO10 |
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对甲氧苯基-3-O-烯丙基-β-D-吡喃半乳糖苷 | 4-methoxyphenyl 3-O-allyl-β-D-galactopyranoside | 144985-19-3 | C16H22O7 |
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对氨基苯基-BETA-D-半乳糖苷 | p-aminophenyl β-D-galactopyranoside | 5094-33-7 | C12H17NO6 |
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对氨基苯基 beta-D-乳吡喃糖苷 | p-Aminophenyl 4-O-(β-D-galactopyranosyl)-β-D-glucopyranoside | 17691-02-0 | C18H27NO11 |
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失水山梨醇 | (3S)-2-(1,2-dihydroxyethyl)oxolane-3,4-diol | 12441-09-7 | C6H12O5 |
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多羟基羧酸 | sodium glucoheptonate | 31138-65-5 | C7H13O8*Na |
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壳聚糖 | Chitosan | 9012-76-4 | C56H103N9O39 |
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壬基-β-D-麦芽糖苷 | n-nonyl β-D-maltoside | 106402-05-5 | C21H40O11 |
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壬基-Β-D-葡萄吡喃糖甙 | (2R,3S,4S,5R,6R)-2-Hydroxymethyl-6-nonyloxy-tetrahydro-pyran-3,4,5-triol | 69984-73-2 | C15H30O6 |
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壬基-2-乙酰氨基-2-脱氧-β-D-葡萄糖苷 | n-nonyl 2-acetamido-2-deoxy-β-D-glucopyranoside | 173725-28-5 | C17H33NO6 |
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四乙酰核糖 | 1,2,3,5-tetra-O-acetyl-D-ribofuranose | 28708-32-9 | C13H18O9 |
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四乙酰核糖 | 1,2,3,5-tetra-O-acetyl-β-L-ribofuranose | 144490-03-9 | C13H18O9 |
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四乙酰核糖 | 1,2,3,5-tetraacetylribose | 13035-61-5 | C13H18O9 |
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四乙酰壳四糖 | N-[(2S,3R,4R,5S,6R)-2-[(2R,3S,4R,5R)-5-acetamido-3,4-bis[[(2S,3R,4R,5S,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy]-1-hydroxy-6-oxohexan-2-yl]oxy-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide | 2706-65-2 | C32H54N4O21 |
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四-O-乙酰基-β-D-吡喃核糖 | 1,2,3,4-tetra-O-acetyl-β-D-ribopyranose | 4049-34-7 | C13H18O9 |
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唾液酸甲酯 | N-Acetyl-D-neuraminicacid methylester hydrate | 50998-13-5 | C12H23NO10 |
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唾液糖肽 | Sialylglycopeptide | 189035-43-6 | C112H187N15Na2O70 |
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唾液乳糖 | N-glycolylneuraminic acid | 35890-38-1 | C23H39NO19 |
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吩噁嗪酮-β-D-吡喃葡萄糖苷 | resorufin β-D-glucopyranoside | 101490-85-1 | C18H17NO8 |
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吡喃葡糖基蔗糖 | O-α-D-glucopyranosyl-(1->4)-α-D-glucopyranosyl-(1->2)-β-D-fructofuranoside | 13101-54-7 | C18H32O16 |
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古洛糖 | L-gulose | 6027-89-0 | C6H12O6 |
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口服葡萄糖 | D-Galactose | 59-23-4 | C6H12O6 |
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双唾液酸神经节苷酯GD1A | Ganglioside GD1 | 12707-58-3 | C86H150N4Na2O39 |
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双丙酮葡萄糖 | 1,2:5,6-di-O-isopropylidene-α-D-glucofuranose | 582-52-5 | C12H20O6 |
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双丙酮半乳糖 | 1,2:3,4-di-O-isopropylidene-α-D-galactopyranose | 4064-06-6 | C12H20O6 |
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双丙酮-L-山梨糖 | 2,3:4,6-bis-O-isopropylidene-L-sorbose | 17682-70-1 | C12H20O6 |
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双丙酮-D-甘露糖醇 | 1,2:5,6-di-O-isopropylidene-D-mannitol | 1707-77-3 | C12H22O6 |
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双丙酮-D-甘露糖 | NSC25268 | 7757-38-2 | C12H20O6 |
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