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糖类化合物

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。

下级分类

中文名称 英文名称 CAS号 化学式 结构式图片
—— methyl 1-thio-β-L-mannopyranoside 155-30-6 C7H14O5S
methyl 1-thio-β-L-mannopyranoside
—— methyl 1-thio-α-L-mannopyranoside 155-30-6 C7H14O5S
methyl 1-thio-α-L-mannopyranoside
—— D-Mannose 2490-91-7 C6H12O5
D-Mannose
—— Neolactose; 4-O-β-D-Galactopyranosyl-D-altrose 497-48-3 C12H22O11
Neolactose; 4-O-β-D-Galactopyranosyl-D-altrose
—— cellopentaose 2240-27-9 C30H52O26
cellopentaose
—— 1,2:5,6-di-O-isopropylidene-α-D-ribo-hexofuranos-3-ulose hydrate 10578-85-5 C12H20O7
1,2:5,6-di-O-isopropylidene-α-D-ribo-hexofuranos-3-ulose hydrate
—— 3-O-methylsulfonyl-1,2;5,6-di-O-isopropylidene-α-D-glucofuranose 5450-26-0 C13H22O8S
3-O-methylsulfonyl-1,2;5,6-di-O-isopropylidene-α-D-glucofuranose
—— Phenyl-β-D-glucosid 1464-44-4 C12H16O6
Phenyl-β-D-glucosid
—— β-Phenyl-D-glucopyranosid 1464-44-4 C12H16O6
β-Phenyl-D-glucopyranosid
—— diacetone glucose 582-52-5 C12H20O6
diacetone glucose
—— 1.2:5.6-Di-O-isopropyliden-D-galactofuranose 582-52-5 C12H20O6
1.2:5.6-Di-O-isopropyliden-D-galactofuranose
—— 1,2:3,4-di-O-isopropylidene-α-D-galacto-pyranose 4064-06-6 C12H20O6
1,2:3,4-di-O-isopropylidene-α-D-galacto-pyranose
—— D-glucurono-3,6-lactone 32449-92-6 C6H8O6
D-glucurono-3,6-lactone
—— methyl-6-desoxy-β-D-glucopyranoside 1128-40-1 C7H14O5
methyl-6-desoxy-β-D-glucopyranoside
—— [(2R,3S,4S,5R,6R)-3,4,5-trihydroxy-6-methoxyoxan-2-yl]methyl N-heptylcarbamate 115457-83-5 C15H29NO7
[(2R,3S,4S,5R,6R)-3,4,5-trihydroxy-6-methoxyoxan-2-yl]methyl N-heptylcarbamate
—— β-<p-Nitrophenyl>-D-glucopyranosid 2492-87-7 C12H15NO8
β-<p-Nitrophenyl>-D-glucopyranosid
—— β-<p-Nitrophenyl>-D-galactopyranosid 2492-87-7 C12H15NO8
β-<p-Nitrophenyl>-D-galactopyranosid
—— p-nitrophenyl β-D-mannopyranoside 2492-87-7 C12H15NO8
p-nitrophenyl β-D-mannopyranoside
—— α-<p-Nitrophenyl>-D-galactopyranosid 2492-87-7 C12H15NO8
α-<p-Nitrophenyl>-D-galactopyranosid
—— α-<p-Nitrophenyl>-D-mannopyranosid 2492-87-7 C12H15NO8
α-<p-Nitrophenyl>-D-mannopyranosid
—— α-<p-Nitrophenyl>-D-glucopyranosid 2492-87-7 C12H15NO8
α-<p-Nitrophenyl>-D-glucopyranosid
—— α-(1,6)-mannobiose 499-40-1 C12H22O11
α-(1,6)-mannobiose
—— Melibiose 499-40-1 C12H22O11
Melibiose
—— D-Mannosan 498-07-7 C6H10O5
D-Mannosan
—— 1,6-anhydro-D-galactopyranose 498-07-7 C6H10O5
1,6-anhydro-D-galactopyranose
—— Penta-O-acetyl-β-D-glucopyranose 83-87-4 C16H22O11
Penta-O-acetyl-β-D-glucopyranose
—— methyl α-glycoside of D-neuraminic acid 597-58-0 C10H19NO8
methyl α-glycoside of D-neuraminic acid
—— ethyl 2,3,4-tri-O-benzyl-1-thio-α-D-mannopyranoside 39483-51-7 C29H34O5S
ethyl 2,3,4-tri-O-benzyl-1-thio-α-D-mannopyranoside
—— 3,4,6-tri-O-acetyl-1,2-O-(1-methoxyethylidene)-β-D-mannopyranose 4435-05-6 C15H22O10
3,4,6-tri-O-acetyl-1,2-O-(1-methoxyethylidene)-β-D-mannopyranose
—— D-glycero-D-ido-Heptonic acid, delta-lactone 52085-70-8 C7H12O7
D-glycero-D-ido-Heptonic acid, delta-lactone
—— D-galactonic acid lactone 1128-23-0 C6H10O6
D-galactonic acid lactone
—— D-Allono-γ-lacton 1128-23-0 C6H10O6
D-Allono-γ-lacton
—— L-gulono-1,4-lactone 1128-23-0 C6H10O6
L-gulono-1,4-lactone
—— D-galactono-1,4-lactone 1128-23-0 C6H10O6
D-galactono-1,4-lactone
—— D-gulonic acid-δ-lactone 1128-23-0 C6H10O6
D-gulonic acid-δ-lactone
—— Schleimsaeure, galactaric acid 87-73-0 C6H10O8
Schleimsaeure, galactaric acid
—— Octa-O-acetyl-β-D-maltose 3616-19-1 C28H38O19
Octa-O-acetyl-β-D-maltose
—— 2-deoxy-3,5-di-O-(p-toluoyl)-α-D-erythropentofuranosyl chloride 3601-89-6 C21H21ClO5
2-deoxy-3,5-di-O-(p-toluoyl)-α-D-erythropentofuranosyl chloride
—— 2,3,4-tri-O-benzyl-α-L-arabinopyranose 77943-33-0 C26H28O5
2,3,4-tri-O-benzyl-α-L-arabinopyranose
—— 2,3,5-tri-O-benzyl-β-D-arabinofuranose 60933-68-8 C26H28O5
2,3,5-tri-O-benzyl-β-D-arabinofuranose
—— dipotassium;(2S,3S,4S,5R,6R)-6-[(2R,3R,4S,5S,6S)-2-[[(3S,4aR,6aR,6bS,8aS,11S,12aR,14aR,14bS)-11-carboxy-4,4,6a,6b,8a,11,14b-heptamethyl-14-oxo-2,3,4a,5,6,7,8,9,10,12,12a,14a-dodecahydro-1H-picen-3-yl]oxy]-6-carboxylato-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate 68797-35-3 C42H60K2O16
dipotassium;(2S,3S,4S,5R,6R)-6-[(2R,3R,4S,5S,6S)-2-[[(3S,4aR,6aR,6bS,8aS,11S,12aR,14aR,14bS)-11-carboxy-4,4,6a,6b,8a,11,14b-heptamethyl-14-oxo-2,3,4a,5,6,7,8,9,10,12,12a,14a-dodecahydro-1H-picen-3-yl]oxy]-6-carboxylato-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate
—— ((3aR,5aS,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-yl)-methanol 4064-06-6 C12H20O6
((3aR,5aS,8aS,8bR)-2,2,7,7-Tetramethyl-tetrahydro-bis[1,3]dioxolo[4,5-b;4',5'-d]pyran-5-yl)-methanol
—— α-D-galactopyranosyl-(1->6)-O-α-D-glucopyranosyl-(1->2)-β-D-fructofuranoside pentahydrate 17629-30-0 C18H32O16*5H2O
α-D-galactopyranosyl-(1->6)-O-α-D-glucopyranosyl-(1->2)-β-D-fructofuranoside pentahydrate
—— D-Glucose 6-phosphate barium salt heptahydrate 60816-50-4 C6H25BaO16P
D-Glucose 6-phosphate barium salt heptahydrate
—— 1,2,3,5,6-Penta-O-propanoyl-D-glucofuranose 307531-77-7 C21H32O11
1,2,3,5,6-Penta-O-propanoyl-D-glucofuranose
—— (2S)-2-[(3R,4R)-3,4-Dihydroxy-5-oxooxolan-2-yl]-2-hydroxyacetic acid;hydrate 61278-30-6 C6H10O8
(2S)-2-[(3R,4R)-3,4-Dihydroxy-5-oxooxolan-2-yl]-2-hydroxyacetic acid;hydrate
—— 5-aminoimidazole-4-carboxamide riboside 2627-69-2 C9H14N4O5
5-aminoimidazole-4-carboxamide riboside
—— (6-Methoxy-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-methanol 4099-85-8 C9H16O5
(6-Methoxy-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-methanol
—— (2R)-2-phenyl-2-[(2R,3R,4R,5S)-3,4,5-trihydroxy-6-[[(2R,3R,4R,5S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxan-2-yl]oxyacetonitrile 29883-15-6 C20H27NO11
(2R)-2-phenyl-2-[(2R,3R,4R,5S)-3,4,5-trihydroxy-6-[[(2R,3R,4R,5S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]oxan-2-yl]oxyacetonitrile
—— allyl 4,6-O-benzylidene-α-D-galactopyranoside 20746-64-9 C16H20O6
allyl 4,6-O-benzylidene-α-D-galactopyranoside