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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
—— 2-Acetamino-2-desoxy-D-glucose 72-87-7 C8H15NO6
2-Acetamino-2-desoxy-D-glucose
—— 2-acetylamino-<i>D</i>-2-deoxy-talose 72-87-7 C8H15NO6
2-acetylamino-<i>D</i>-2-deoxy-talose
—— 2-acetamido-2-deoxy-D-gulose 72-87-7 C8H15NO6
2-acetamido-2-deoxy-D-gulose
—— N-[(3R,5S)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide 72-87-7 C8H15NO6
N-[(3R,5S)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide
—— 2-Acetylamino-2-desoxy-β-D-glucose 72-87-7 C8H15NO6
2-Acetylamino-2-desoxy-β-D-glucose
—— 2-acetylamino-<i>D</i>-2-deoxy-glucose 72-87-7 C8H15NO6
2-acetylamino-<i>D</i>-2-deoxy-glucose
—— N-[(2R,3R,5S)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide 72-87-7 C8H15NO6
N-[(2R,3R,5S)-2,4,5-trihydroxy-6-(hydroxymethyl)oxan-3-yl]acetamide
—— 2-Acetylamino-2-desoxy-β-D-galaktose 72-87-7 C8H15NO6
2-Acetylamino-2-desoxy-β-D-galaktose
—— 2-Acetamino-2-desoxy-α-D-glucopyranose 72-87-7 C8H15NO6
2-Acetamino-2-desoxy-α-D-glucopyranose
—— 2-acetylamino-α-<i>D</i>-2-deoxy-glucose 72-87-7 C8H15NO6
2-acetylamino-α-<i>D</i>-2-deoxy-glucose
—— 2-Acetamido-2-deoxy-α-D-Galactopyranose 72-87-7 C8H15NO6
2-Acetamido-2-deoxy-α-D-Galactopyranose
—— 2-acetamido-2-deoxy-D-allopyranoside 72-87-7 C8H15NO6
2-acetamido-2-deoxy-D-allopyranoside
—— D-glucosamine 2-sulfate sodium salt 38899-05-7 C6H12NO8S*Na
D-glucosamine 2-sulfate sodium salt
—— p-nitrophenyl β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-α-D-galactopyranoside 59837-14-8 C20H28N2O13
p-nitrophenyl β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-α-D-galactopyranoside
—— Erythritol 149-32-6 C4H10O4
Erythritol
—— Shi's ketone 18422-53-2 C12H18O6
Shi's ketone
—— Hoffer's chlorosugar 4330-21-6 C21H21ClO5
Hoffer's chlorosugar
—— 1,3,5-tri-O-benzoyl-2-O-methyl-α-D-ribofuranose 68045-07-8 C27H24O8
1,3,5-tri-O-benzoyl-2-O-methyl-α-D-ribofuranose
—— D-GlcNAc 7512-17-6 C8H15NO6
D-GlcNAc
—— ferrous gluconate dihydrate 22830-45-1 2C6H11O7*Fe*2H2O
ferrous gluconate dihydrate
—— 2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl isothiocyanate 14152-97-7 C15H19NO9S
2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl isothiocyanate
—— ethyl 2,3,4,6-tetra-O-acetyl-1-thio-β-D-glucopyranoside 52645-73-5 C16H24O9S
ethyl 2,3,4,6-tetra-O-acetyl-1-thio-β-D-glucopyranoside
—— 2,3,4,6-tetra-O-benzoylglucosyl bromide 14218-11-2 C34H27BrO9
2,3,4,6-tetra-O-benzoylglucosyl bromide
—— hexa-O-acetyl-D-lactal 51450-24-9 C24H32O15
hexa-O-acetyl-D-lactal
—— N-benzyloxycarbonyl-D-glucosamine 16684-31-4 C14H19NO7
N-benzyloxycarbonyl-D-glucosamine
—— (1’R)-(-)-4,6-O-ethylidene-D-glucose 13224-97-0 C8H14O6
(1’R)-(-)-4,6-O-ethylidene-D-glucose
—— calcium L-threonate 70753-61-6 2C4H7O5*Ca
calcium L-threonate
—— 6-O-α-maltosylcyclomaltoheptaose 104723-60-6 C54H90O45
6-O-α-maltosylcyclomaltoheptaose
—— 4-O-α-D-glucopyranosyl-D-mannose 133-99-3 C12H22O11
4-O-α-D-glucopyranosyl-D-mannose
—— maltoheptaose 34620-78-5 C42H72O36
maltoheptaose
—— 4-O-<4-O-(6-O-α-D-Glucopyranosyl-α-D-glucopyranosyl)-α-D-glucopyranosyl>-D-glucose 34336-93-1 C24H42O21
4-O-<4-O-(6-O-α-D-Glucopyranosyl-α-D-glucopyranosyl)-α-D-glucopyranosyl>-D-glucose
—— naringin 29838-68-4 C27H32O14
naringin
—— 2R-Naringin 10236-47-2 C27H32O14
2R-Naringin
—— 6-deoxy-L-galactose 87-96-7 C6H12O5
6-deoxy-L-galactose
—— 2,3:5,6-di-O-isopropylidene-α-D-mannofuranose 14131-84-1 C12H20O6
2,3:5,6-di-O-isopropylidene-α-D-mannofuranose
—— 4-O-αa-D-glucopyranosyl-D-allose 133-99-3 C12H22O11
4-O-αa-D-glucopyranosyl-D-allose
—— Adonitol 488-81-3 C5H12O5
Adonitol
—— diacetone-D-glucose 582-52-5 C12H20O6
diacetone-D-glucose
—— (2S,3S,4S)-6-nitrohexane-1,2,3,4,5-pentol 6027-42-5 C6H13NO7
(2S,3S,4S)-6-nitrohexane-1,2,3,4,5-pentol
—— 1,2:5,6-diacetone-D-glucose 582-52-5 C12H20O6
1,2:5,6-diacetone-D-glucose
—— 1,4:3,6-dianhydro-D-mannitol 641-74-7 C6H10O4
1,4:3,6-dianhydro-D-mannitol
—— D-glucopyranosyl azide 20379-59-3 C6H11N3O5
D-glucopyranosyl azide
—— Glycogen 149820-99-5 C24H42O21
Glycogen
—— β-D,L-Altropyranose 12773-31-8 C6H12O6
β-D,L-Altropyranose
—— D-allose 2595-97-3 C6H12O6
D-allose
—— α-D-galactosyl-(1→3)-1D-myo-inositol 3687-64-7 C12H22O11
α-D-galactosyl-(1→3)-1D-myo-inositol
—— <i>epi</i>-Inositol 488-58-4 C6H12O6
<i>epi</i>-Inositol
—— scyllo-inositol 488-59-5 C6H12O6
scyllo-inositol
—— 2-Deoxy-2-[18F]-fluoro-1,3,5-tri-O-benzoyl-α-D-arabinofuranose 314289-50-4 C26H21FO7
2-Deoxy-2-[18F]-fluoro-1,3,5-tri-O-benzoyl-α-D-arabinofuranose
—— 1-chloro-2-deoxy-3,5-di-O-p-methylbenzeneformyl-L-ribofuranose 141846-57-3 C21H21ClO5
1-chloro-2-deoxy-3,5-di-O-p-methylbenzeneformyl-L-ribofuranose