首页
生物素

生物素

CAS号:58-85-5
英文名:biotin
若想填写更详细的询价信息,请点击进入询价页面
点我
化合物简介
生物素(Biotin)为维生素B群之一,又称维生素H、维生素B7、辅酶R(Coenzyme R)等。 生物素在肝、肾、酵母、牛乳中含量较多,是生物体固定二氧化碳的重要因素。容易同鸡蛋白中一种蛋白质结合,大量食用生蛋白可阻碍生物素的吸收导致生物素缺乏,如脱毛、体重减轻、皮炎等。 生物素在脂肪合成、糖异生等生化反应途径中扮演重要角色。
基本信息
编号系统
物化性质
安全信息
生产方法及用途
生产方法
1.由微生物发酵法制得或由半胱氨酸合成法制得。
用途
营养增补剂。按我国GB2760-90规定,可用于食品工业作为加工助剂。该品具有预防皮肤病、促进脂类代谢等生理功能。大量食用生蛋白可导致生物素缺乏。
国家/地区名称
海关编码
更新时间
操作
中国29349990902019-03查看
美国29362950302019-03查看
印度293629502019-03查看
欧盟293499902019-03查看
英国29349990902019-03查看
日本2934990902019-03查看
韩国29349990002019-03查看
加拿大29349900902019-03查看
上游原料
(3aS,6aR)-1,3-二苄基四氢-1H-呋喃并[3,4-d]咪唑-2,4-二酮 (3aS,4S,6aR)-5-(1,3-dibenzyl-2,3,3a,4,6,6a-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-5-ylidene)pentanoic acid ethyl ester ethyl (1'S,7'S,7a'S)-1'-(5-ethoxy-5-oxopentyl)-5'-thioxotetrahydro-1'H-spiro[cyclohexane-1,3'-imidazo[1,5-c]thiazole]-7'-carboxylate tripentyl 4-((3aS,4S,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)butane-1,1,1-tricarboxylate (4R,5R)-1,3-dibenzyl-5-(mercaptomethyl)imidazolidin-2-one-4-carboxylic acid ethyl 5-((1'R,7'S,7a'R)-7'-(hydroxymethyl)-5'-thioxotetrahydro-1'H-spiro[cyclohexane-1,3'-imidazo[1,5-c]thiazol]-1'-yl)pentanoate 顺式-(-)-1,3-二苄基六氢-2-氧代-1H-噻吩并[3,4-d]咪唑-4-戊酸 5-((S)-1,3-diacetyl-2-oxo-2,3,4,6-tetrahydro-1H-thieno[3,4-d]imidazol-4-yl)-pentanoic acid methyl ester [3aS-(3aα,4Z,6aα)]-5-[Hexahydro-2-oxo-1-(phenylmethyl)-4H-thieno[3,4-d]imidazol-4-ylidene]pentanoic acid methyl ester methyl (5Z)-5-[(3aS,6aR)-1,3-dibenzyl-2-oxohexahydro-4H-thieno[3,4-d]imidazol-4-ylidene]pentanoate [3aS-(3aalpha,4beta,6aalpha)]-六氢-2-氧代-1,3-二(苯基甲基)-1H-噻吩并[3,4-d]咪唑-4-戊酸苯甲酯 <2S-(2α,3β,4α)>-3-Bromotetrahydro-4-<(phenylmethyl)amino>-2-thiophenepentanoic acid methyl ester hex-5-ynoyl chloride (3aS,6aR)-1,3-Dibenzyltetrahydro-1H-thieno[3,4-d]imidazole-2(3H)-one-4-ylidenepentanoic acid N-(Phenylmethyl)-3(R)-bromo-2(R)-(carbomethoxybutyl)tetrahydrothiophene-4(S)-carbamoyl azide methyl 5-((2R,3R,4S)-4-(benzyl(chlorocarbonyl)amino)-3-bromotetrahydrothiophen-2-yl)pentanoate 3-bromo-hexahydro-thieno[3,2-b]pyridin-5-one methyl (R)-5-((3aS,4R,6aR)-3-benzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)-5-chloropentanoate dimethyl 3,3'-disulfanediyl(2R,2'R)-bis(2-(hex-5-ynamido)propanoate) (2R)-2-[(4R)-3-benzyl-2-oxathiazolidin-4-yl]-2-benzylaminoacetamide 1’N-苄基生物素 (S)-7-[(2R,4R)-3-(tert-butoxycarbonyl)-2-phenylthiazolidin-4-yl]-7-hydroxy-6-oxoheptanoic acid methyl ester 生物素二酸 ethyl (3aS,4Z,6aR)-5-[1,3-dibenzyl-2,3,3a,4,6,6a-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-5-ylidene]-pentanoate (3aS)-3t-azido-(3ar,7ac)-hexahydro-thieno[3,2-b]pyridin-5-one (3aS,4S,6aR)-1,3-dibenzyltetrahydro-1H-thieno[3,4-d]imidazole-2(3H)-one-4-ylpentane nitrile (3aS,4S,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazole-4-carbaldehyde [3aS-(3aα,4β,6aα)]-Hexahydro-2-oxo-3-(phenylmethyl)-1H-thieno[3,4-d]imidazole-4-pentanoic acid methyl ester (S)-7-[(2R,4R)-3-(tert-butoxycarbonyl)-2-phenylthiazolidin-4-yl]-7-methoxycarbonyloxy-6-oxoheptanoic acid methyl ester diethyl 2-(3-((3aS,4S,6aR)-1,3-dibenzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)propyl)malonate (3E,5E)-5-((3aS,6aR)-1,3-dibenzyl-2-oxohexahydro-4H-thieno[3,4-d]imidazol-4-ylidene)pent-3-enoic acid 5-((3aS)-1,3-diacetyl-2-oxo-(3ar,6ac)-hexahydro-thieno[3,4-d]imidazol-4t-yl)-pentanoic acid methyl ester N,N'-dibenzylbiotin methyl ester (1R,7R,8R,11S)-11-Benzylamino-7-hydroxy-9-thia-2-aza-bicyclo[6.2.1]undecan-3-one (3aS-顺式)-1,3-二苄基四氢-1H-噻吩并[3,4-d]咪唑-2,4-二酮 methyl 5-((2R,3R,4S)-4-(benzylideneamino)-3-bromotetrahydrothiophen-2-yl)pentanoate (4R,5R)-1,3-dibenzyl-3,3a,6,6a-tetrahydro-1H-thieno[3,4-d]imidazole-2,4-dione (3aS,4R,6aR)-1,3-dibenzyl-4-[(1E,3E)-4-methoxycarbonyl-1,3-butanedienyl]-1H-tetrahydrothieno[3,4-d]imidazol-2(3H)-one (4R,5R)-1,3-dibenzyl-2-oxo-5-(mercaptomethyl)imidazolidin-4-carboxamide 5-((S)-2-oxo-2,3,4,6-tetrahydro-1H-thieno[3,4-d]imidazol-4-yl)-pentanoic acid [3aS-(3aα,4β,6aα)]-Hexahydro-2-oxo-1-(phenylmethyl)-1H-thieno[3,4-d]imidazole-4-pentanoic acid methyl ester Δ2,3,N-(Phenylmethyl)-2-(carbomethoxybutyl)dihydrothiophene-4(S)-carbamoyl azide (3R,3aR,6R,6aS)-1-benzylhexahydro-6,3-(epiminobutano)thieno[3,2-c]isoxazol-8-one 3-((2S)-4c-amino-3t-bromo-tetrahydro-thiophen-2r-yl)-propionic acid methyl ester, hydrobromide 2-[(4R)-3-benzyl-2-oxathiazolidin-4-yl]-2-benzylaminoacetonitrile 乙基5-碘戊酸酯 (R)-5-((3aS,4R,6aR)-3-benzyl-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)-5-hydroxypentanoic acid