Name: | Coumarin 151 Laser Grade 99% (UV-Vis) Material Safety Data Sheet |
Synonym: | 2H-1-Benzopyran-2-One,7-Amino-4-(Trifluoromethyl) |
CAS: | 53518-15-3 |
CAS# | Chemical Name | content | EINECS# |
53518-15-3 | 2H-1-Benzopyran-2-One,7-Amino-4-(Trifl | 99 | 258-599-1 |
7-氨基-4-(三氟甲基)苯并恶唑(Coumarin 151)是一种荧光标记物,可用于灵敏检测蛋白酶。其激发和发射波长分别为400 nm 和 500 nm。
体外研究氨基酸衍生物和肽衍生物的7-氨基-4-(三氟甲基)苯并恶唑被用于监测肽酶活性。使用荧光底物 N-乙酰天冬氨酸-谷氨酰天冬氨酸-天冬氨酸-7-氨基-4-(三氟甲基)苯并恶唑(Ac-DEVD-AFC)来测量细胞凋亡蛋白酶的激活情况。该底物能够快速进入细胞,并在特定 caspases 作用下,在天冬氨酸残基处被高效水解,生成荧光化合物7-氨基-4-(三氟甲基)苯并恶唑(AFC)。随后通过细胞裂解释放出的7-氨基-4-(三氟甲基)苯并恶唑在HPLC上分离,并通过荧光检测。使用pancaspase抑制剂苯甲酰基-缬氨-天冬氨酸-丙酮酸酯对细胞内7-氨基-4-(三氟甲基)苯并恶唑的生成进行阻断,从而确认是由内源性 caspases 负责水解过程。
γ-谷氨酰-7-氨基-4-(三氟甲基)苯并恶唑被合成并用作 γ-谷氨酰转肽酶荧光测定的底物。该反应产物 7-氨基-4-(三氟甲基)苯并恶唑在中性pH值下具有荧光性,其激发和发射波长分别为400 nm 和490 nm,在10至300 pmol/3 mL 反应混合物的范围内,荧光强度与浓度呈线性关系。
用途7-Amino-4-(trifluoromethyl)coumarin 可用作激光染料和蛋白酶的荧光标记。它也适于作为激光染料使用。
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 7-isocyanato-4-(trifluoromethyl)-2H-chromen-2-one | 1574594-90-3 | C11H4F3NO3 | 255.153 |
[2-氧代-4-(三氟甲基)-2H-1-苯并吡喃-7-基]氨基甲酸乙酯 | 7-(Carbethoxyamido)-4-(trifluoromethylcoumarin) | 63450-46-4 | C13H10F3NO4 | 301.222 |
—— | 7-(2-hydroxybenzylideneamino)-4-(trifluoromethyl)-2H-chromen-2-one | 309734-26-7 | C17H10F3NO3 | 333.267 |
—— | 7-[(2-Hydroxynaphthalen-1-yl)methylideneamino]-4-(trifluoromethyl)chromen-2-one | 1398531-34-4 | C21H12F3NO3 | 383.326 |
Ac-Asp-Glu-Val-Asp-7-氨基-4-三氟甲基香豆素 | Ac-DEVD-AFC | 201608-14-2 | C30H34F3N5O13 | 729.621 |
—— | [4-[(4,5-dimethoxy-2-nitrophenyl)methoxy]phenyl]methyl N-[2-oxo-4-(trifluoromethyl)chromen-7-yl]carbamate | 1609986-36-8 | C27H21F3N2O9 | 574.467 |
—— | Ac-IETD-AFC | 211990-57-7 | C31H38F3N5O12 | 729.664 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | 7-isocyanato-4-(trifluoromethyl)-2H-chromen-2-one | 1574594-90-3 | C11H4F3NO3 | 255.153 |
—— | 7-[N-(2-bromoethyl)amino]-4-trifluoromethylcoumarin | 427880-49-7 | C12H9BrF3NO2 | 336.108 |
—— | 7-<(Trifluoroethyl)amino>-4-(trifluoromethyl)coumarin | 78277-35-7 | C12H7F6NO2 | 311.183 |
—— | 7-acetylamino-4-(trifluoromethyl)coumarin | 78277-38-0 | C12H8F3NO3 | 271.196 |
—— | 7-(benzylideneamino)-4-trifluoromethyl-2H-chromen-2-one | 1204655-38-8 | C17H10F3NO2 | 317.267 |
—— | (Z)-methyl 3-((2-oxo-4-(trifluoromethyl)-2H-chromen-7-yl)-amino)acrylate | 1476745-44-4 | C14H10F3NO4 | 313.233 |
—— | 7-(Trifluoroacetylamino)-4-(trifluoromethyl)-2H-1-benzopyran-2-one | 1336913-80-4 | C12H5F6NO3 | 325.167 |
—— | 7-(2-hydroxybenzylideneamino)-4-(trifluoromethyl)-2H-chromen-2-one | 309734-26-7 | C17H10F3NO3 | 333.267 |
—— | 7-Benzamido-4-(trifluoromethyl)coumarin | 78277-39-1 | C17H10F3NO3 | 333.267 |
—— | 7-bromo-4-trifluoromethylcoumarin | 179113-04-3 | C10H4BrF3O2 | 293.04 |
—— | diethyl [[(4-(trifluoromethyl)-2-oxo-2H-[1]-benzopyrano-7-yl)amino]methylene]malonate | 202200-94-0 | C18H16F3NO6 | 399.323 |
—— | [4-[[2-Oxo-4-(trifluoromethyl)chromen-7-yl]carbamoyl]phenyl]boronic acid | 859500-77-9 | C17H11BF3NO5 | 377.084 |
—— | 7-[N-(p-toluenesulfonyl)amino]-4-trifluoromethylcoumarin | 427880-47-5 | C17H12F3NO4S | 383.348 |
—— | N-(4-Trifloromethylcoumarin-7-yl)-4-chlorobenzenesulfonamide | 873943-54-5 | C16H9ClF3NO4S | 403.766 |
—— | 7-[2-[Bis(pyridin-2-ylmethyl)amino]ethylamino]-4-(trifluoromethyl)chromen-2-one | 1432733-48-6 | C24H21F3N4O2 | 454.452 |
—— | Ethyl 2-[(2-ethoxy-2-oxoethyl)-[2-[2-[2-[[22-oxo-22-[[2-oxo-4-(trifluoromethyl)chromen-7-yl]amino]docosa-10,12-diynoyl]amino]ethoxy]ethoxy]ethyl]amino]acetate | 287401-76-7 | C46H64F3N3O10 | 876.023 |
—— | N-[2-oxo-4-(trifluoromethyl)chromen-7-yl]-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide | 859175-95-4 | C23H21BF3NO5 | 459.23 |
2-甲基-2-丙基[(2S)-6-乙酰氨基-1-氧代-1-{[2-氧代-4-(三氟甲基)-2H-苯并吡喃-7-基]氨基}-2-己烷基]氨基甲酸酯 | (S)-[5-acetylamino-1-(2-oxo-4-trifluoromethyl-2H-chromen-7-ylcarbamoyl)pentyl]carbamic acid tert-butyl ester | 787549-23-9 | C23H28F3N3O6 | 499.487 |
—— | (S)-[6-bromo-1-(2-oxo-4-trifluoromethyl-2H-chromen-7-ylcarbamoyl)hexyl]carbamic acid tert-butyl ester | 908859-95-0 | C22H26BrF3N2O5 | 535.358 |
—— | 7-[N-(2-bromoethyl)-N-(p-toluenesulfonyl)amino]-4-trifluoro-methyl coumarin | 427880-48-6 | C19H15BrF3NO4S | 490.298 |
—— | 4-[[(1S)-1-[[(1S)-1-[[(1S)-1-[[(1S)-1-[(4-hydroxyphenyl)methyl]-2-oxo-2-[[2-oxo-4-(trifluoromethyl)chromen-7-yl]amino]ethyl]carbamoyl]-2-methyl-propyl]carbamoyl]-3-methyl-butyl]carbamoyl]-3-methyl-butyl]amino]-4-oxo-butanoic acid | 1135689-24-5 | C40H50F3N5O10 | 817.86 |
—— | 4'-(4-(3,5-bis(N-(4-trifluoromethyl-7-aminocoumarin)methyl)phenoxymethyl)phenyl)-2,2':6',2"-terpyridine | 571193-65-2 | C50H33F6N5O5 | 897.833 |