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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2,6,8-三氯嘌呤 | 2,6,8-trichloro-7H-purine | 2562-52-9 | C5HCl3N4 |
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2,5-脱水-D-葡萄糖醇 | 2,5-anhydro-D-glucitol | 27826-73-9 | C6H12O5 |
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2,5-脱水-D-甘露醇 | 2,5-anhydro-D-mannitol | 41107-82-8 | C6H12O5 |
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2,5-二甲基-3-呋喃甲酰氯 | β-L-Allopyranose | 39392-62-6 | C6H12O6 |
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2,4:3,5-二-O-苄亚基-L-艾杜糖醇 | sorbitol | 45007-61-2 | C6H14O6 |
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2,3:5,6-二-O-异亚丙基-D-甘露糖酸-1,4-内酯 | 2,3,5,6-di-O-isopropylidene-D-mannono-1,4-lactone | 14440-56-3 | C12H18O6 |
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2,3:5,6-二-O-异亚丙基-D-甘露呋喃糖 | O<sup>2</sup>,O<sup>3</sup>,O<sup>5</sup>,O<sup>6</sup>-diisopropylidene D-mannofuranose | 7757-38-2 | C12H20O6 |
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2,3-异亚丙氧基-D-呋喃核糖苷 | 2,3-O-isopropylidene-D-ribofuranose | 4099-88-1 | C8H14O5 |
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2,3-双(3-甲氧基-4-羟基苄基)丁烷-1,4-二醇 1,4-二葡萄糖甙 | secoisolariciresinol diglucoside | 158932-33-3 | C32H46O16 |
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2,3-O-异亚丙基-D-核糖酸 gamma-内酯 | 2,3-O-isopropylidene-D-ribonic-γ-lactone | 30725-00-9 | C8H12O5 |
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2,3-O-异丙亚基-L-来苏糖酸-1,4-内酯 | 2,3-O-isopropylidene-L-lyxono-1,4-lactone | 152006-17-2 | C8H12O5 |
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2,3,5-三苯甲酰氧基-2-C-甲基-D-核糖酸-1,4-内酯 | Tri-benzoyl-α-D-glucosaccharino-1,4-lacton | 7392-74-7 | C27H22O8 |
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2,3,5-三苄氧基-D-核糖酸-1,4-内酯 | (3R,4R,5R)-3,4-Bis-benzyloxy-5-benzyloxymethyl-dihydro-furan-2-one | 55094-52-5 | C26H26O5 |
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2,3,5-三苄氧基-D-核糖 | 2,3,5-tri-O-benzyl-D-ribose | 54623-25-5 | C26H28O5 |
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2,3,5-三-O-苄基-L-呋喃阿拉伯糖 | 2,3,5-tri-O-benzyl-β-L-arabinofuranose | 89615-42-9 | C26H28O5 |
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2,3,5-三-O-苄基-D-阿拉伯呋喃糖-1-(4-硝基苯甲酸酯) | 2,3,5-tri-O-benzyl-1-(4-nitrobenzoyloxy)-D-arabinofuranose | 52522-49-3 | C33H31NO8 |
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2,3,5,4'-四羟基芪 2-O-葡萄糖苷 | THSG | 82373-94-2 | C20H22O9 |
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2,3,4-三-邻苯甲基-~-D-阿拉伯呱喃糖 | 2.3.4-Tri-O-benzyl-β-D-arabinopyranose | 18039-26-4 | C26H28O5 |
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2,3,4-三-O-苯甲酰基-alpha-D-吡喃葡萄糖醛酸甲酯三氯乙酰亚胺酯 | methyl 2,3,4-tri-O-benzoyl-1-O-trichloroacetimidoyl-α-D-glucopyranuronate | 169557-99-7 | C30H24Cl3NO10 |
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2,3,4-三-O-乙酰基-β-D-吡喃木糖基叠氮化物 | 2,3,4-tri-O-acetyl-1-azido-1-deoxy-β-D-xylopyranose | 53784-33-1 | C11H15N3O7 |
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2,3,4-三-O-乙酰基-α-D-木吡喃糖苷溴 | 1-bromo-2,3,4-tri-O-acetyl-α-D-xylopyranose | 3068-31-3 | C11H15BrO7 |
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2,3,4-三-O-乙酰基-1-硫代-β-L-岩藻糖苷甲酯 | methyl 2,3,4-tri-O-acetyl-1-thio-β-L-fucopyranoside | 84635-54-1 | C13H20O7S |
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2,3,4,6-四乙酰氧基-alpha-D-吡喃葡萄糖溴化物 | 2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide | 572-09-8 | C14H19BrO9 |
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2,3,4,6-四乙酰氧基-alpha-D-吡喃糖溴化物 | 1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside | 3068-32-4 | C14H19BrO9 |
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2,3,4,6-四-o-苄基-D-吡喃葡萄糖 | 2,3,4,6-tetra-O-benzyl-D-glucopyranose | 6564-72-3 | C34H36O6 |
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2,3,4,6-四-O-苯甲酰基-β-D-吡喃葡萄糖基异硫氰酸酯 | 2,3,4,6-tetra-O-benzoyl-β-D-glucopyranosyl isothiocyanate | 132413-50-4 | C35H27NO9S |
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2,3,4,6-四-O-苯甲酰-D-吡喃甘露糖 | 2,3,4,6-tetra-O-benzoyl-D-mannopyranose | 627466-98-2 | C34H28O10 |
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2,3,4,6-四-O-苯基-Alpha-D-吡喃葡萄糖基三氯乙酰亚氨酸 | 2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl trichloroacetimidate | 74808-09-6 | C36H36Cl3NO6 |
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2,3,4,6-四-O-苄基-α-D-吡喃葡萄糖酰氟 | 2,3,4,6-tetra-O-benzyl-α-D-glucopyranosyl fluoride | 89025-46-7 | C34H35FO5 |
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2,3,4,6-四-O-苄基-D-吡喃半乳糖 | 2,3,4,6-tetra-O-benzyl-D-galactose | 53081-25-7 | C34H36O6 |
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2,3,4,6-四-O-叔戊酰基-beta-D-吡喃半乳糖胺 | tetra-O-pivaloyl-β-D-galactopyranosylamine | 108342-87-6 | C26H45NO9 |
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2,3,4,6-四-O-乙酰基-α-D-吡喃葡萄糖酰氟 | 2,3,4,6-tetra-O-acetyl-1-fluoro-α-D-glucopyranose | 3934-29-0 | C14H19FO9 |
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2,3,4,6-四-O-乙酰基-α-D-吡喃甘露糖 三氯乙酰亚胺酯 | 2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl trichloroimidate | 121238-27-5 | C16H20Cl3NO10 |
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2,3,4,6-四-O-乙酰基-Alpha-D-吡喃半乳糖酰基-2,2,2-三氯代亚氨乙酸酯 | 2,3,4,6-tetra-O-acetyl-α-galactopyranosyl trichloroacetimidate | 86520-63-0 | C16H20Cl3NO10 |
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2,3,4,6-四-O-乙酰基-1-溴-Alpha-D-甘露糖 | acetobromomannose | 13242-53-0 | C14H19BrO9 |
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2,3,4,6-四-O-乙酰基-1-叠氮基-1-脱氧-α-D-吡喃半乳糖基氰化物 | 2,3,4,6-tetra-O-acetyl-1-azido-1-deoxy-α-D-galactopyranosyl cyanide | 168567-90-6 | C15H18N4O9 |
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2,3,4,6-四-O-乙酰-β-D-吡喃葡萄糖 | 2,3,4,6-tetra-O-acetyl-β-D-glucopyranose | 3947-62-4 | C14H20O10 |
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2,3,4,6-O-四特戊酰基-alpha-D-溴代吡喃葡萄糖 | 2,3,4,6-tetra-O-pivaloyl-α-D-glucopyranosyl bromide | 81058-27-7 | C26H43BrO9 |
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2,3,4,6-O-四乙酰基-beta-D-吡喃葡萄糖基异硫氰酸酯 | (3,4,5-Triacetyloxy-6-isothiocyanatooxan-2-yl)methyl acetate | 14152-97-7 | C15H19NO9S |
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2,3,4,6-O-四乙酰基-D-半乳糖 | 2,3,4,6-tetra-O-acetyl-α/β-D-galactopyranose | 47339-09-3 | C14H20O10 |
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2,3,4,6-O-四乙酰基-1-硫代-β-D-苯基半乳糖苷 | 1-deoxy-1-(phenylthio)-2,3,4,6-tetra-O-acetyl-β-D-galactopyranose | 24404-53-3 | C20H24O9S |
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2,3,4,6-O-四乙酰基-1-硫代-Β-D-乙基半乳糖苷 | ethyl 2,3,4,6-tetra-O-acetyl-1-thio-β-D-galactopyranoside | 55722-49-1 | C16H24O9S |
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2,3,4,5,6-alpha-D-葡萄糖五乙酸酯 | Penta-O-acetyl-aldehydo-D-glucose | 3891-59-6 | C16H22O11 |
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2,3,4,5,6,7-六羟基庚醛 | D-glycero-L-gluco-heptose | 23102-92-3 | C7H14O7 |
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2,2-二甲基-4,5-二(羟基甲基)-1,3-二氧戊环 | (2,2-dimethyl-1,3-dioxolane-4,5-diyl)dimethanol | 73346-74-4 | C7H14O4 |
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2,2-二氟-2-脱氧尿苷 | dFdU | 114248-23-6 | C9H10F2N2O5 |
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2'-硝苯基-2-乙酰胺-2-脱氧-D-吡喃型葡萄糖酐 | 2-nitrophenyl-N-acetyl-α-D-glucosaminide | 10139-01-2 | C14H18N2O8 |
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2'-岩藻糖基乳糖 | 2'-fucosyllactose | 41263-94-9 | C18H32O15 |
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1L-手性纤维醇 | inositol | 551-72-4 | C6H12O6 |
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1-萘基-β-D-吡喃半乳糖苷 | 1-naphthyl-β-D-galactopyranoside | 41335-32-4 | C16H18O6 |
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