化学试剂通常称为试剂(reagent),是一大类具有各种标准纯度的纯化学物质,广泛应用于教育、科学研究、分析测试,并作为某些新型工业所需的功能性材料和原料。化学试剂种类繁多,在国际上已达数万种之多,我国也有数千种在日常中使用。
化学试剂的分类方法尚未统一,通常按照学科和实际用途进行划分。例如德国伊默克(E·Merck)公司的目录将其分为十二大类七十小类。大多数国家则根据应用范围来划分。我们主要将试剂分为四类:
通用试剂:泛指符合标准纯度的有机试剂与无机试剂,常用于科学研究、分析测试及合成反应等。
分析试剂:
电子工业试剂:
生化试剂:即生物化学试剂,包括由生物体提取或合成的基本化学物质。主要作为对生物体成分研究和分析鉴定的重要试剂。涵盖临床免疫试剂、基因工程试剂、细胞培养试剂、激素类物质、毒物致癌研究用试剂及防霉杀虫研究用试剂等。这类试剂对于探索生命奥秘、防治疾病等科学研究与检验至关重要,涉及医学和药物学的纯化学制品。
中文名称 | 英文名称 | CAS号 | 化学式 | 结构式图片 |
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(4aS)-4aalpha,5,5aalpha,6,6aalpha,6b,7,7abeta-八氢-3,6bbeta-二甲基-5-亚甲基环丙并[2,3]茚并[5,6-b]呋喃-2(4H)-酮 | shizukanolide | 70578-36-8 | C15H18O2 |
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(4S,5S)-(2,2-二甲基-1,3-二氧戊环-4,5-二基)双(二苯基甲醇) | (S,S)-taddol | 93379-49-8 | C31H30O4 |
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(4S)-N-(叔丁基二甲基硅)氮杂环丁烷-2-酮-4-羧酸 | (4S)-N-tert-butyldimethylsilylazetidin-2-one-4-carboxylic acid | 82938-50-9 | C10H19NO3Si |
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(4S)-4-甲基-5-氧代-1,3-噁唑啉-3-羧酸苄酯 | phenylmethyl (4S)-5-oxo-4-methyl-1,3-oxazolidine-3-carboxylate | 37661-60-2 | C12H13NO4 |
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(4S)-4-[(1R)-2-叠氮-1-(苄氧基)乙基]-2,2-二甲基-1,3-二氧戊环 | (4S)-4-[(1R)-2-Azido-1-(benzyloxy)ethyl]-2,2-dimethyl-1,3-dioxolane | 1228077-93-7 | C14H19N3O3 |
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(4S)-3-苯甲氧羰基-1-甲基-2-氧代咪唑啉-4-羧酸叔丁酯 | tert-butyl (4S)-3-(benzyloxycarbonyl)-1-methyl-2-oxoimidazolidine-4-carboxylate | 83056-78-4 | C17H22N2O5 |
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(4S)-1-甲基-2-氧代咪唑啉-4-甲酸叔丁酯 | (4S)-1-methyl-2-oxoimidazolidine-4-carboxylic acid t-butyl ester | 83056-79-5 | C9H16N2O3 |
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(4R-cis)-6-氰甲基-2,2-二甲基-1,3-二氧六环-4-乙酸叔丁酯 | 2-((4R, 6R)-6-cyanomethyl-2,2-dimethyl-1,3-dioxan-4-yl)acetic acid tert-butyl ester | 125971-94-0 | C14H23NO4 |
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(4R-Cis)-6-羟甲基-2,2-二甲基-1,3-二氧六环-4-乙酸叔丁酯 | 1,1-dimethylethyl (4R-cis)-6-hydroxymethyl-2,2-dimethyl-1,3-dioxane-4-acetate | 124655-09-0 | C13H24O5 |
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(4R,5S)-2,2,5-三甲基-1,3-二氧戊环-4-羧酸甲酯 | (2R,3S)-4-desoxy-2,3-O-isopropylidene-L-threonate de methyle | 78086-72-3 | C8H14O4 |
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(4R,5R)-2,2-二甲基-a,a,a',a'-四苯基-1,3-二氧戊环-4,5-二甲醇 | (R,R)-TADDOL | 93379-48-7 | C31H30O4 |
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(4R)-4-苯基-1,2,3-恶噻唑烷-2,2-二氧化物-3-羧酸叔丁酯 | tert-butyl (R)-4-phenyl-1,2,3-oxathiazolidine-3-carboxylate 2,2-dioxide | 1209467-60-6 | C13H17NO5S |
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(4R)-4-羟基-L-脯氨酸盐酸盐 | trans-4-hydroxy-L-proline ethyl ester hydrochloride | 33996-30-4 | C7H13NO3*ClH |
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(4R)-2-甲基-4,5,5-三苯基-1,3,2-恶唑硼烷 | (4R)-2-methyl-4,5,5-triphenyl-1,3,2-oxazaborolidine | 155268-88-5 | C21H20BNO |
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(4-醛基噻唑-2-基)氨基甲酸叔丁酯 | (4-formyl-thiazol-2-yl)-carbamic acid tert-butyl ester | 494769-34-5 | C9H12N2O3S |
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(4-苯氧基苯)二苯锍三氟甲基磺酸盐 | (4-Phenoxyphenyl)-diphenylsulfanium | 240482-96-6 | C24H19OS+ |
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(4-羧苯基)硫脲 | 4-thioureidobenzoic acid | 7366-56-5 | C8H8N2O2S |
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(4-羟甲基噻唑-2-基)氨基甲酸叔丁酯 | (4-hydroxymethylthiazol-2-yl)carbamic acid tert-butyl ester | 494769-44-7 | C9H14N2O3S |
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(4-羟基甲基苄基)-氨基甲酸叔丁酯 | tert-butyl 4-hydroxymethylbenzylcarbamate | 123986-64-1 | C13H19NO3 |
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(4-羟基环己基)乙酸甲酯 | methyl (trans-4-hydroxycyclohexyl)acetate | 99183-13-8 | C9H16O3 |
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(4-羟基-2-甲基萘-1-基)乙酸酯 | 4-acetoxy-3-methyl-1-naphthol | 2211-27-0 | C13H12O3 |
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(4-羟基-1-萘)-氨基甲酸叔丁酯 | tert-butyl 4-hydroxynaphthalen-1-ylcarbamate | 285984-22-7 | C15H17NO3 |
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(4-碘苯基)二苯基锍三氟甲基磺酸盐 | 4-iodophenyldiphenyl sulfoniumtriflate | 255056-46-3 | CF3O3S*C18H14IS |
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(4-硼酸基-3-氟苯基)氨基甲酸苄酯 | 2-fluoro-4-(benzyloxycarbonyl)aminophenylboronic acid | 874290-59-2 | C14H13BFNO4 |
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(4-硝基咪唑-1-基)乙酸甲酯 | (4-nitro-imidazol-1-yl)-acetic acid methyl ester | 13230-21-2 | C6H7N3O4 |
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(4-甲酰基-2,6-二甲基苯基)硼酸 | 4-formyl-2,6-dimethylphenylboronic acid | 1228829-13-7 | C9H11BO3 |
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(4-甲氧苯基)肼盐酸盐 | (4-methoxybenzyl)hydrazine hydrochloride | 2011-48-5 | C8H12N2O*ClH |
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(4-甲氧基苄烯)丙二腈 | 2-(4-methoxyphenylmethylene)malononitrile | 2826-26-8 | C11H8N2O |
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(4-甲氧基吡啶-2-基)甲醇 | 4-methoxy-2-(hydroxymethyl)pyridine | 16665-38-6 | C7H9NO2 |
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(4-甲基苯氧基)乙酸 | 2-(4-methylphenoxy)acetic acid | 940-64-7 | C9H10O3 |
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(4-甲基苯基)(2,4,6-三甲基苯基)碘鎓三氟甲烷磺酸盐 | 4-methylphenyl(2,4,6-trimethylphenyl)iodonium triflate | 1204518-02-4 | CF3O3S*C16H18I |
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(4-甲基噻吩基)甲基苯基锍三氟甲磺酸 | methyl(phenyl)(4-methylsulfanyl phenyl)sulfonium triflate | 187868-29-7 | CF3O3S*C14H15S2 |
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(4-甲基哌啶-4-基)氨基甲酸叔丁酯 | tert-butyl (4-methylpiperidin-4-yl)carbamate | 163271-08-7 | C11H22N2O2 |
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(4-甲基吡啶-3-基)肼盐酸盐 | 3-hydrazino-4-methylpyridine hydrochloride | 928263-93-8 | C6H9N3*ClH |
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(4-溴苯氧基)叔丁基二甲基硅烷 | t-butyldimethylsilyl-4-bromophenol | 67963-68-2 | C12H19BrOSi |
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(4-溴苯基乙炔基)三甲基硅烷 | (4-bromophenyl)(trimethylsilyl)acetylene | 16116-78-2 | C11H13BrSi |
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(4-溴苯基)-叔丁氧羰基氨基乙酸甲酯 | methyl 2-(4-bromophenyl)-2-((tert-butoxycarbonyl)amino)acetate | 709665-73-6 | C14H18BrNO4 |
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(4-溴噻唑-2-基)甲基氨基甲酸叔丁酯 | tert-butyl ((4-bromothiazol-2-yl)methyl)carbamate | 697299-87-9 | C9H13BrN2O2S |
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(4-溴丁基)三苯基溴化膦 | 4-bromobutylphosphonium bromide | 7333-63-3 | Br*C22H23BrP |
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(4-溴-2-氟苯基)乙酸甲酯 | methyl 2-(4-bromo-2-fluorophenyl)acetate | 193290-19-6 | C9H8BrFO2 |
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(4-溴-1-萘)-肼 | 4-bromonaphthyl hydrazine | 35158-78-2 | C10H9BrN2 |
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(4-氰苄基)三苯基氯化膦 | (4-cyanobenzyl)triphenylphosphonium chloride | 20430-33-5 | C26H21NP*Cl |
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(4-氰基苯基)甲烷磺酰氯 | (4-cyano-phenyl)-methanesulfonyl chloride | 56105-99-8 | C8H6ClNO2S |
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(4-氰基苄基)亚磷酸二乙酯 | diethyl [(4-cyanophenyl)methyl]phosphonate | 1552-41-6 | C12H16NO3P |
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(4-氯苯磺酰)乙腈 | 2-(4-chlorobenzenesulfonyl)acetonitrile | 1851-09-8 | C8H6ClNO2S |
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(4-氯苯基硫酚)乙酸 | (4-chlorophenylthio)acetic acid | 3405-88-7 | C8H7ClO2S |
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(4-氯苯基硫)丙-2-酮 | (p-chlorophenylthio)acetone | 25784-83-2 | C9H9ClOS |
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(4-氯-3-羟基苯基)硼酸 | (4-chloro-3-hydroxyphenyl)boronic acid | 915201-06-8 | C6H6BClO3 |
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(4-氯-3-三氟甲基)苯基硫脲 | (4-chloro-3-trifluoromethyl-phenyl)-thiourea | 207919-03-7 | C8H6ClF3N2S |
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(4-氯-3,5-二甲基苯基)硼酸 | (4-Chloro-3,5-dimethylphenyl)boronic acid | 1056475-86-5 | C8H10BClO2 |
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