添加剂是指在生产过程中为了改善产品性能、提高效率或者实现特定功能而加入的辅助物质。它们广泛应用于有机化学、化学化工和生物医药等领域。
1. 有机化学中的添加剂催化剂:在合成反应中,催化剂能够加速化学反应并降低活化能,但不被消耗或仅少量参与最终产物。例如,铂是一种有效的氢气还原催化剂。
溶剂:用于溶解底物和试剂以促进化学反应的进行。水、乙醇等都是常用的溶剂。
稳定剂:防止聚合物老化或降解的物质,如抗氧化剂可以保护塑料制品不受热氧的影响。
表面活性剂:用于改善液体的润湿性,减少界面张力。肥皂和洗涤剂就是常用的表面活性剂。
营养补充剂:在细胞培养基中加入特定维生素、氨基酸等成分以支持细胞生长。
药物载体与辅料:将药物包裹或分散于适当材料中,提高药物的稳定性和生物利用度。微囊化技术是一种常用的药物递送方法。
添加剂的选择需考虑其化学性质及其在特定应用环境下的表现。正确合理地选择与使用添加剂对于确保产品的质量和安全性至关重要。
| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 4-氨基-1H-吲唑-1-羧酸叔丁酯 | tert-butyl 4-amino-1H-indazole-1-carboxylate | 801315-74-2 | C12H15N3O2 |
| 4-氨基-1-[2-(4-甲氧基苯基)乙基]哌啶 | 1-(4-methoxyphenethyl)piperidin-4-amine | 85098-70-0 | C14H22N2O |
| 4-氟吲哚-3-甲醛 | 4-fluoro-1H-indole-3-carbaldehyde | 23073-31-6 | C9H6FNO |
| 4-氟-3-吲哚乙酸 | 4-fluoroindole-3-acetic acid | 89434-03-7 | C10H8FNO2 |
| 4-氟-2-甲基-5-[[7-(苯基甲氧基)-4-喹唑啉基]氨基]苯酚 | ZM 323881 | 193001-14-8 | C22H18FN3O2 |
| 4-正丙基环己醇 | 4-n-propylcyclohexanol | 52204-65-6 | C9H18O |
| 4-己酰基苯胺 | 1-(4-aminophenyl)-hexan-1-one | 38237-76-2 | C12H17NO |
| 4-噻唑胺盐酸盐 | thiazol-4-amine hydrochloride | 59134-95-1 | C3H4N2S*ClH |
| 4-吲哚-3-硝基酚 | 3-iodo-4-nitrophenol | 50590-07-3 | C6H4INO3 |
| 4-吗啉环己酮 | 4-morpholinocyclohexanone | 139025-93-7 | C10H17NO2 |
| 4-十一醇 | undecan-4-ol | 4272-06-4 | C11H24O |
| 4-乙酰氨基嘧啶 | 4-acetylaminopyridine | 5221-42-1 | C7H8N2O |
| 4-乙酰氨基-1-苄基哌啶 | 4-acetylamino-1-benzylpiperidine | 50534-23-1 | C14H20N2O |
| 4-乙酰氧基苯甲酸甲酯 | methyl 4-acetoxybenzoate | 24262-66-6 | C10H10O4 |
| 4-乙酰氧基异苯二甲酸二甲酯 | 4-acetoxy-isophthalic acid dimethyl ester | 71932-29-1 | C12H12O6 |
| 4-乙酰基-L-苯基丙氨酸 | p-acetyl-L-phenylalanine | 122555-04-8 | C11H13NO3 |
| 4-乙酰基-4'-甲基联苯 | 4-acetyl-4'-methylbiphenyl | 5748-38-9 | C15H14O |
| 4-乙烯基苄胺 | p-vinylbenzylamine | 50325-49-0 | C9H11N |
| 4-乙基哌啶-4-醇 | 4-ethylpiperidin-4-ol | 550369-44-3 | C7H15NO |
| 4-丙基环己胺 | 4-n-propylcyclohexylamine | 102653-37-2 | C9H19N |
| 4-[5-甲基-4-[[(4-甲基苯基)磺酰基]甲基]-2-恶唑基]-N-(3-吡啶基甲基)苯甲酰胺 | 4-(5-methyl-4-{[(4-methylphenyl)sulfonyl]methyl}-1,3-oxazol-2-yl)-N-(3-pyridinylmethyl)benzamide | 894187-61-2 | C25H23N3O4S |
| 4-[3-(二丁基氨基)丙氧基]苯甲酸盐酸盐 | 4-[3-(di-n-butylamino)-propoxy]-benzoic acid hydrochloride | 437651-44-0 | C18H29NO3*ClH |
| 4-[3-(三氟甲基)-3H-双吖丙啶-3-基]苯甲醛 | 4-(3-(trifluoromethyl)-3H-diazirin-3-yl)benzaldehyde | 128886-88-4 | C9H5F3N2O |
| 4-[3-(三氟甲基)-3H-双吖丙啶-3-基]苄基溴 | 3-(4-(bromomethyl)phenyl)-3-(trifluoromethyl)-3H-diazirine | 92367-11-8 | C9H6BrF3N2 |
| 4-[3,5-二甲基-4-(4-硝基苄氧基)苯基]-4-氧代丁酸琥珀酰亚胺酯 | 4-[3,5-dimethyl-4-(4-nitro-benzyloxy)-phenyl]-4-oxo-butyric acid 2,5-dioxo-pyrrolidin-1-yl ester | 948995-62-8 | C23H22N2O8 |
| 4-[(叔丁氧羰基)氨基]烟酸 | 4(tert-butoxycarbonylamino)pyridine-3-carboxylic acid | 171178-34-0 | C11H14N2O4 |
| 4-[(1E)-2-[5,6,7,8-四氢-5,5,8,8-四甲基-3-(1H-吡唑-1-基甲基)-2-萘基]乙烯基]苯甲酸 | Palovarotene | 410528-02-8 | C27H30N2O2 |
| 4-[(1E)-2-(3,5-二甲氧基苯基)乙烯基]-2-甲氧基苯酚 | (E)-tetramethylpiceatannol | 83088-26-0 | C18H20O4 |
| 4-Penten-1-胺 | 4-pentenyl-1-amine | 22537-07-1 | C5H11N |
| 4-(苯砜基)-2-氮杂环丁酮 | 4-(phenylsulfonyl)-2-azetidinone | 31899-01-1 | C9H9NO3S |
| 4-(三氟甲基)环己甲醇 | (4-(trifluoromethyl)cyclohexyl)methanol | 883731-58-6 | C8H13F3O |
| 4-(beta-D-葡萄糖基)-3-甲氧基苯甲醛 | glucovanillin | 494-08-6 | C14H18O8 |
| 4-(5-苯基-2-噻唑)-哌啶 | 4-(5-Phenyl-thiazol-2-YL)-piperidine | 885274-68-0 | C14H16N2S |
| 4-(4-甲酰基-3,5-二甲氧基苯氧基)-丁酸 | 4-(4-formyl-3,5-dimethoxyphenoxy)butyric acid | 197304-21-5 | C13H16O6 |
| 4-(4-甲基-1H-咪唑-1-基)苯胺 | 4-(4-methyl-1H-imidazol-1-yl)aniline | 102791-87-7 | C10H11N3 |
| 4-(4-溴苯基)嘧啶-2-胺 | 4-(4-bromo-phenyl)-pyrimidin-2-ylamine | 392326-81-7 | C10H8BrN3 |
| 4-(4-溴苯基)嘧啶-2-硫醇 | 4-(4-Bromophenyl)pyrimidine-2-thiol | 832741-25-0 | C10H7BrN2S |
| 4-(4-溴苯基)-2,4-二氧代丁酸甲酯 | methyl 4-(4-bromophenyl)-2,4-dioxobutanoate | 60395-85-9 | C11H9BrO4 |
| 4-(4-溴苯基)-1-叔丁氧基羰基-哌啶-4-羧酸 | 4-(4-bromophenyl)-1-(tert-butoxycarbonyl)piperidine-4-carboxylic acid | 1076197-05-1 | C17H22BrNO4 |
| 4-(4-氟苯基硫代)哌啶盐酸盐 | 4-[(4-fluorophenyl)sulfanyl]piperidine hydrochloride | 101798-76-9 | C11H14FNS*ClH |
| 4-(4-氟苯基)嘧啶-2-胺 | 4-(4-fluorophenyl)pyrimidin-2-amine | 85979-49-3 | C10H8FN3 |
| 4-(4-氟苯基)-6-异丙基-2-[(N-甲基-N-甲磺酰)氨基]嘧啶-5-甲醛 | N-[4-(4-fluorophenyl)-5-formyl-6-isopropylpyrimidin-2-yl]-N-methylmethanesulfonamide | 147118-37-4 | C16H18FN3O3S |
| 4-(4-乙氧苯氧羰基)苯基戊基碳酸酯 | 4-Pentyloxycarbonyloxy-benzoic acid 4-ethoxy-phenyl ester | 33926-46-4 | C21H24O6 |
| 4-(4-三氟甲基苯氧基)苯甲酸 | 4-(4-(trifluoromethyl)phenoxy)benzoic acid | 78161-82-7 | C14H9F3O3 |
| 4-(4-(4-硝基苯基)-1-哌嗪基)苯酚 | 4-(4-(4-nitrophenyl)piperazin-1-yl)phenol | 112559-81-6 | C16H17N3O3 |
| 4-(4,4,5,5-四甲基-1,3,2-二氧杂环戊硼烷-2-基)-1-(三氟甲基)-1H-吡唑 | 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(trifluoromethyl)-1H-pyrazole | 1046831-98-4 | C10H14BF3N2O2 |
| 4-(4,4,5,5-四甲基-1,3,2-二噁硼烷-2-基)-1H-吡唑-1-乙醇 | 2-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl]ethanol | 1040377-08-9 | C11H19BN2O3 |
| 4-(3-氯-2-吡啶基)-N-[4-叔丁基苯基]-1-哌嗪甲酰胺 | N-(4-tert-butylphenyl)-4-(3-chloropyridin-2-yl)piperazine-1-carboxamide | 393514-24-4 | C20H25ClN4O |
| 4-(3-氨苯基)-2-甲基-3-丁炔-2-醇 | 4-(3-aminophenyl)-2-methylbut-3-yn-2-ol | 69088-96-6 | C11H13NO |
| 4-(3-吩噻嗪-10-基丙基)-1-哌嗪乙醇 | 10-(3-<4-(2-Hydroxy-aethyl)-piperazino>-propyl)-phenthiazin. | 3533-97-9 | C21H27N3OS |