从自然界存在的生物体内分离、提取得到的有机化合物被称为天然产物,它们在动、植物体内通过生化作用和光合作用形成。例如,淀粉来源于植物的种子、茎及根块;蛋白质则主要来自肉类、乳品、蛋类以及谷物和豆类;许多药物如麻黄碱、薄荷脑、蛇胆等都源自相应生物体;而蓝色染料靛蓝与红色染料茜素分别从天然靛叶和茜草中提取;天然香料如麝香、茉莉、玫瑰等亦来自特定动、植物。
在大多数情况下,这些天然产物对产生它们的植物、昆虫或微生物而言似乎是不必需的,这与糖类、氨基酸、核酸及其多聚体等其他有机化合物显著不同。例如吗啡仅存在于少数几种植物中,如罂粟属的刚毛罂粟和虞美人以及头花千金藤;尽管人类使用它作为镇痛药,但其在这些植物中的功能仍不清楚。青霉素是由少数真菌产生的,而不会被其他生物产生。尽管它们作为抗菌药物用于治疗各种感染性疾病,在产生它们的微生物中却无明显用途。
海洋天然产物指的是从海洋生物中提取的一系列有机物质,包括脂肪族、芳香族、萜类、甾醇以及含氮、含硫等各种类型的化合物。海洋是一个蕴藏丰富药理活性天然产物的宝库,其中生活着地球上约80%的动植物和大约1500种细菌。例如,海藻在中国已有悠久的历史被用作食品和药物,《神农本草经》中就有记载“海藻疗瘿”、“牡蛎强骨节,杀邪气”。海藻富含各种独特结构的有机化合物,其代谢产物具有多种多样的生理活性,特别是以卤素为特征的萜类、脂肪族化合物、含硫和含氮类化合物以及甾醇类化合物等都表现出显著的抗菌及抗心血管疾病的作用。高分子多糖,如醇脂、褐藻胶和卡拉胶,也是由海藻中制得,在工业及医药上具有重要应用价值。
从海洋数千种有毒生物中提取出的强效生理活性成分(如河豚毒素)是大自然赐予人类的宝贵财富。研究发现,在海洋动物的提取物中约10%有抗P388淋巴细胞白血病和KB细胞的作用;而约3.5%的海洋植物提取物具有抗肿瘤或细胞毒性作用。美国研究人员在400多种海洋天然产物中,发现了100种具有生物、药理活性的化合物。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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—— | (1R,6R,7S,8S,10R,11S,13S,16S,17R)-8-tert-butyl-6,17-dihydroxy-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11.03,7.07,11.013,17]nonadecane-5,15,18-trione | 15291-75-5 | C20H24O9 |
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—— | methyl (1S,9R,10S,12S,13E)-13-ethylidene-10-hydroxy-18-(hydroxymethyl)-15-methyl-8-aza-15-azoniapentacyclo[10.5.1.01,9.02,7.09,15]octadeca-2,4,6-triene-18-carboxylate | 6871-44-9 | C22H29N2O4+ |
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—— | 7β-acetoxy-ent-kaur-16-en-18-oic acid | 126737-42-6 | C22H32O4 |
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—— | (1'R,3S,8'R)-2'-ethenyl-4'-methylspiro[1H-indole-3,7'-9-oxa-4-azatetracyclo[6.3.1.02,6.05,11]dodecane]-2-one | 509-15-9 | C20H22N2O2 |
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—— | (1R,6R,7S,8S,9R,10S,11R,12R,13S,16S,17R)-8-tert-butyl-6,9,12,17-tetrahydroxy-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11.03,7.07,11.013,17]nonadecane-5,15,18-trione | 15291-76-6 | C20H24O11 |
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—— | ohchinin | 67023-80-7 | C36H42O8 |
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—— | (1R,2S,5S,8R,14S,15R,19S)-13,14,19-trihydroxy-16,16-dimethyl-6-methylidene-10,12-dioxahexacyclo[9.8.0.01,15.02,8.05,9.08,13]nonadecan-7-one | 52617-37-5 | C20H26O6 |
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—— | Gelomuloside B | 149998-39-0 | C28H32O15 |
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—— | Kaempferol 3-O-(6''-acetyl-galactoside) 7-O-rhamnoside | 124097-45-6 | C29H32O16 |
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—— | (1R,3R,6S,8S,10R,13S,16S,17R)-8-tert-butyl-6,17-dihydroxy-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11.03,7.07,11.013,17]nonadecane-5,15,18-trione | 15291-75-5 | C20H24O9 |
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—— | 3-[6-[(E)-4,6-dimethyloct-2-en-2-yl]-5-methyloxan-2-yl]-4-hydroxy-5-(4-hydroxyphenyl)-1-methylpyridin-2-one | 160047-56-3 | C28H39NO4 |
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—— | Petasilide | 18455-98-6 | C22H30O6 |
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—— | (6beta,22E)-6-Hydroxystigmasta-4,22-dien-3-one | 36450-01-8 | C29H46O2 |
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—— | (1R,2S,4S,5'R,6R,7S,8R,9S,12S,13S,16S)-5',7,9,13-tetramethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icosane-6,2'-piperidine]-16-ol | 77-59-8 | C27H45NO2 |
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—— | (2beta,3beta,4beta,5alpha,12beta,19alpha)-4-(Acetyloxy)-6,7-didehydro-3-hydroxy-16-methoxy-1-methyl-aspidospermidine-3-carboxylic acid methyl ester | 2182-14-1 | C25H32N2O6 |
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—— | Raucaffricin; Vomilenine beta-D-glucopyranoside; Vomilenine beta-D-glucoside | 31282-07-2 | C27H32N2O8 |
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—— | Purapuridine;Solancarpidine;Solasodin | 126-17-0 | C27H43NO2 |
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—— | (1S,3S,6S,7R,8R,10S,12S,13R,16R,17S)-8-tert-butyl-6,12,17-trihydroxy-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.01,11.03,7.07,11.013,17]nonadecane-5,15,18-trione | 15291-77-7 | C20H24O10 |
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—— | 1,8-dihydroxy-3-(hydroxymethyl)-10-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-10H-anthracen-9-one | 8015-61-0 | C21H22O9 |
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—— | (3S,4aR,6aR,6bR,8aR,12S,12aS,14aR,14bR)-4,4,6a,6b,8a,12,14b-heptamethyl-11-methylene-1,2,3,4a,5,6,6a,7,8,9,10,12,12a,13,14,14a-hexadecahydropicen-3-ol | 1059-14-9 | C30H50O |
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—— | (1S,2S,4S,6R,7S,8R,9S,13R)-5',7,9,13-tetramethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icos-18-ene-6,2'-piperidine]-16-ol | 126-17-0 | C27H43NO2 |
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—— | (2S,7S,8R,9S,12S,13R)-5',7,9,13-tetramethylspiro[5-oxapentacyclo[10.8.0.02,9.04,8.013,18]icos-18-ene-6,2'-piperidine]-16-ol | 126-17-0 | C27H43NO2 |
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—— | (1R,5S,7R,8R,9R,13R,17S)-11-ethyl-7,16-dihydroxy-13-methyl-6-methylidene-11-azahexacyclo[7.7.2.15,8.01,10.02,8.013,17]nonadecan-4-one | 509-24-0 | C22H31NO3 |
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—— | [(1R,2S,6S,9S,10R,11S,12S,14R,15S,18S,19S,22S,25R)-1,10,11,12,14,23-hexahydroxy-6,10,19-trimethyl-24-oxa-4-azaheptacyclo[12.12.0.02,11.04,9.015,25.018,23.019,25]hexacosan-22-yl] 3,4-dimethoxybenzoate | 71-62-5 | C36H51NO11 |
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—— | (3beta,5xi,8xi,9xi,10xi,17xi)-3-Hydroxy-24-methylidene-9,19-cyclolanostan-28-oate | 149252-87-9 | C31H49O3- |
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—— | methyl (16S)-16-methyl-17-oxa-3-aza-13-azoniapentacyclo[11.8.0.02,10.04,9.015,20]henicosa-1(13),2(10),4,6,8,11,18-heptaene-19-carboxylate;2,3,4-trihydroxy-4-oxobutanoate | 18786-24-8 | C25H26N2O9 |
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—— | (1S,15Z)-15-ethylidene-13-(hydroxymethyl)-3,17-diazapentacyclo[12.3.1.02,10.04,9.012,17]octadeca-2(10),4(9),5,7-tetraen-7-ol | 482-68-8 | C19H22N2O2 |
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—— | Madecassic-acid | 18449-41-7 | C30H48O6 |
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—— | (2R,3S,4R,5R,6S)-2-[[(1R,2R,4R,5R,6S,10R)-5-hydroxy-2-(hydroxymethyl)-3,9-dioxatricyclo[4.4.0.02,4]dec-7-en-10-yl]oxy]-6-(hydroxymethyl)oxane-3,4,5-triol | 2415-24-9 | C15H22O10 |
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—— | [(1S,2S,4S,5S,6R)-2-(hydroxymethyl)-10-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3,9-dioxatricyclo[4.4.0.02,4]dec-7-en-5-yl] 4-hydroxybenzoate | 6736-85-2 | C22H26O12 |
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—— | Methyl 16-methyl-17-oxa-3-aza-13-azoniapentacyclo[11.8.0.02,10.04,9.015,20]henicosa-1(13),2(10),4,6,8,11,18-heptaene-19-carboxylate;2,3,4-trihydroxy-4-oxobutanoate | 18786-24-8 | C25H26N2O9 |
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—— | 25-Hydroxycholest-5-en-3-ol | 2140-46-7 | C27H46O2 |
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—— | 2-[(E)-2-[(1R,7aR)-1-[(2R)-6-hydroxy-6-methylheptan-2-yl]-7a-methyl-2,3,3a,6,7,7a-hexahydro-1H-inden-4-yl]ethenyl]-3-methylcyclohex-2-en-1-ol | 39932-44-0 | C27H44O2 |
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—— | myricetin-3-O-L-rhamnoside | 17912-87-7 | C21H20O12 |
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—— | beta-Sitostenone | 1058-61-3 | C29H48O |
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—— | Acetoxyparthenolide | 41059-80-7 | C17H22O5 |
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—— | longikaurin E | 77949-42-9 | C22H30O6 |
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—— | (3beta)-9,19-Cyclolanost-24-en-3-yl 4-hydroxy-3-methoxycinnamate | 21238-33-5 | C40H58O4 |
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—— | kaempferol 3-O-[alpha-L-rhamnopyranosyl(1->2)-beta-D-galactopyranosyl]-7-O-alpha-L-rhamnopyranoside | 124027-49-2 | C33H40O19 |
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—— | apterin | 53947-89-0 | C20H24O10 |
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—— | (3Z)-3-(2-{5,5,8a-trimethyl-octahydro-1H-spiro[naphthalene-2,2'-oxirane]-1-yl}ethylidene)oxolan-2-one | 115753-79-2 | C20H30O3 |
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—— | talatisamine | 20501-56-8 | C24H39NO5 |
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—— | Brucine tetrahydrate | 5892-11-5 | C23H34N2O8 |
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—— | Brucine sulphate | 4845-99-2 | C23H40N2O11 |
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—— | 10,11-Dimethoxystrychnine | 145428-94-0 | C23H30N2O6 |
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—— | (3aR,4R,6E,10E,11aR)-4-hydroxy-6,10-dimethyl-3-methylidene-3a,4,5,8,9,11a-hexahydrocyclodeca[b]furan-2(3H)-one | 6750-25-0 | C15H20O3 |
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—— | (9R)-moracin O | 123702-97-6 | C19H18O5 |
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—— | Silymarin | 65666-07-1 | C25H22O10 |
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—— | 17-ethyl-(1R,17S)-3,13-diazapentacyclo[13.3.1.02,10.04,9.013,18]nonadeca-2(10),4(9),5,7-tetraen-7-yl methyl ether (ibogaine) | 83-74-9 | C20H26N2O |
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—— | yucalexin P-17 | 119642-82-9 | C20H30O3 |
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