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J&K Fluorescent Reagents

Fluorescence techniques have been widely used in life science research, especially for analysis and detection of nucleic acids, proteins, peptides and other biomolecules. J&K provides novel and high quality fluorescent technology, including fluorescent enzyme substrates, fluorescent labeling reagents, fluorescent stains, fluorescent indicators and probes.

● For protein labeling to sequence of proteins and peptides

● For biophotonic imaging and high-throughput screening applications

References [1] Mol. Pharmaceutics., 2012, 9 (11), 3218–3227 [2] J. Phys. Chem. A, 2012, 116 (28), 7452–7461

■Fluorescent Enzyme Substrates

structure Product no. description cas pricing
522016 3-Amino-9-ethylcarbazole, 95% 132-32-1 Pricing
433886 3-(4-Hydroxyphenyl)propionic acid, 99% 501-97-3 Pricing
337806 D-Luciferin, 99% 2591-17-5 Pricing
433521 D-Luciferin potassium salt, 98% 115144-35-9 Pricing
308290 D-Luciferin sodium salt, 98% 103404-75-7 Pricing
458916 (4-Methylumbelliferyl)-N-acetyl-α-D-neuraminic acid sodium salt, 97% 76204-02-9 Pricing
156685 4-Methylumbelliferyl heptanoate, 98% 18319-92-1 Pricing
565360 4-Methylumbelliferyl phosphate, 99% 3368-04-5 Pricing
193434 4-Methylumbelliferyl β-D-xylopyranoside, 98% 6734-33-4 Pricing
167936 Tyramine, 97% 51-67-2 Pricing
426683 Z-Gly-Pro-p-nitroanilide, 98% 65022-15-3 Pricing

■Fluorescent Labeling Reagents

structure Product no. description cas pricing
612818 N-(9-Acridinyl)maleimide, 98% 49759-20-8 Pricing
136759 4-Aminobenzamidine dihydrochloride, 98% 2498-50-2 Pricing
299867 5-Aminofluorescein, 95% 3326-34-9 Pricing
431318 7-Amino-4-methylcoumarin, 97.5% 26093-31-2 Pricing
102767 4-(Aminosulfonyl)-7-fluoro-2,1,3-benzoxadiazol, 98%, derivatization grade 91366-65-3 Pricing
330166 7-Amino-4-(trifluoromethyl)coumarin, 95% 53518-15-3 Pricing
442848 8-Anilino-1-naphthalenesulfonic acid ammonium salt, 97% 28836-03-5 Pricing
246883 9-Anthraldehyde, 99% 642-31-9 Pricing
129426 Auramine O, dye content 60% 2465-27-2 Pricing
427297 Bis(2,4,6-trichlorophenyl)oxalate, 98% 1165-91-9 Pricing
992216 9-(Bromomethyl)acridine, 98%, derivatization grade 1556-34-9 Pricing
418944 4-Bromomethyl-7-methoxycoumarin, 97% 35231-44-8 Pricing
910235 5-Carboxyfluorescein, 97% 76823-03-5 Pricing
992375 6-Carboxyfluorescein, 98% 3301-79-9 Pricing
562385 4-(N-Chloroformylmethyl-N-methylamino)-7-nitro-2,1,3-benzoxadiazole, 92%, derivatization grade 140164-85-8 Pricing
434551 9-Chloromethylanthracene, 98% 24463-19-2 Pricing
194928 4-Chloro-7-nitrobenzofurazan, 98% 10199-89-0 Pricing
293655 Dansylamide, 98% 1431-39-6 Pricing
164579 5-Dimethylamino-1-naphthalenesulfonyl chloride, 98% 605-65-2 Pricing
102273 2,3-Diaminonaphthalene, 97% 771-97-1 Pricing
234356 1,8-Diazafluoren-9-one, 99% 54078-29-4 Pricing
404608 2',7'-Dichlorofluorescein 3',6'-diacetate, 96% 2044-85-1 Pricing
564434 6,7-Dihydroxycoumarin, 98% 305-01-1 Pricing
504130 Daphnetin, 98%, from Daphne koreana 486-35-1 Pricing
571461 Eosin Y disodium salt, dye content 85% 17372-87-1 Pricing
988398 Fluorescamine, 98% 38183-12-9 Pricing
197308 9-Fluorenylmethyl chloroformate, 98% 28920-43-6 Pricing
487758 Fluorescein, Indicator 2321-07-5 Pricing
487759 Fluorescein disodium salt 518-47-8 Pricing
255493 Fluorescein isothiocyanate isomer I, 95% 3326-32-7 Pricing
196963 7-Fluorobenzofurazan-4-sulfonic acid ammonium salt, 99%, derivatization grade 84806-27-9 Pricing
301307 4-Fluoro-7-nitrobenzofurazan, 98% 29270-56-2 Pricing
463132 4-Fluoro-3-nitrobenzoic acid, 98% 453-71-4 Pricing
205040 4-Hydrazino-7-nitro-benzofurazan hydrazine adduct, 98%, derivatization grade 131467-87-3 Pricing
185846 4-Hydroxybenzhydrazide, 98% 5351-23-5 Pricing
255753 7-Hydroxycoumarin-3-carboxylic acid, 98% 779-27-1 Pricing
201388 7-Hydroxy-4-methylcoumarin, 98% 90-33-5 Pricing
266791 4-Hydroxyphenylacetic acid, 98% 156-38-7 Pricing
200892 7-Hydroxy-4-(trifluoromethyl)coumarin, 98% 575-03-1 Pricing
985419 Nile Red, 97.5% 7385-67-3 Pricing
323974 9,10-Phenanthrenequinone, 98% 84-11-7 Pricing
576646 o-Phenylenediamine, 99.5% 95-54-5 Pricing
227585 o-Phthalaldehyde, 99% 643-79-8 Pricing
493912 1-Pyrenebutyric acid, 97% 3443-45-6 Pricing
333410 N-(1-Pyrenyl)maleimide, 97% 42189-56-0 Pricing
196875 Rhodamine 110, 98.5% 13558-31-1 Pricing
603231 Rhodamine B, 96% 81-88-9 Pricing
138575 Sulforhodamine B acid chloride 62796-29-6 Pricing
151183 Rhodamine 6G, 98.5% 989-38-8 Pricing

■Fluorescent Stains

structure Product no. description cas pricing
261543 Acriflavine, 97% 8048-52-0 Pricing
136759 4-Aminobenzamidine dihydrochloride, 98% 2498-50-2 Pricing
442848 8-Anilino-1-naphthalenesulfonic acid ammonium salt, 97% 28836-03-5 Pricing
422005 8-Anilino-1-naphthalenesulfonic acid hemimagnesium salt hydrate, 95% 18108-68-4 Pricing
398607 Hoechst 33258, 98% 23491-45-4 Pricing
341154 Bisbenzimide H 33342 trihydrochloride, 98% 23491-52-3 Pricing
418944 4-Bromomethyl-7-methoxycoumarin, 97% 35231-44-8 Pricing
910235 5-Carboxyfluorescein, 97% 76823-03-5 Pricing
194928 4-Chloro-7-nitrobenzofurazan, 98% 10199-89-0 Pricing
385727 1,3-Cyclohexanedione, 99% 504-02-9 Pricing
164579 5-Dimethylamino-1-naphthalenesulfonyl chloride, 98% 605-65-2 Pricing
341724 3,5-Diaminobenzoic acid, 98% 535-87-5 Pricing
571461 Eosin Y disodium salt, dye content 85% 17372-87-1 Pricing
500224 Ethidium bromide, 95% 1239-45-8 Pricing
988398 Fluorescamine, 98% 38183-12-9 Pricing
593562 Indocyanine Green, dye content 90% 3599-32-4 Pricing
279945 Propidium iodide, 95% 25535-16-4 Pricing
212641 Pyrene, 98% 129-00-0 Pricing
515323 Pyronin Y, high purity biological stain 92-32-0 Pricing
404254 Xanthotoxin, 98% 298-81-7 Pricing

■Fluorescent Indicators and Probes

structure Product no. description cas pricing
328061 Luminol, 98% 521-31-3 Pricing
270732 2-Aminopyridine, 99% 504-29-0 Pricing
500086 1,2-Bis(2-aminophenoxy)ethane-N,N,N',N'-tetraacetic acid, 97% 85233-19-8 Pricing
104224 1,2-Bis(2-aminophenoxy)ethane-N,N,N',N'-tetraacetic acid tetrasodium salt, 97% 126824-24-6 Pricing
258764 5(6)-Carboxyfluorescein, 97% 72088-94-9 Pricing
102273 2,3-Diaminonaphthalene, 97% 771-97-1 Pricing
223219 2',7'-Dichlorofluorescein 76-54-0 Pricing
172953 (3,4-Dimethoxyphenyl)acetonitrile, 98% 93-17-4 Pricing
393824 N,N'-Dimethyl-9,9'-bisacridinium nitrate, 95% 2315-97-1 Pricing
519244 1-Methylpyrene, 97% 2381-21-7 Pricing
985419 Nile Red, 97.5% 7385-67-3 Pricing