CAS NO: | 215868-23-8 |
包装 | 价格(元) |
1mg | 电议 |
5mg | 电议 |
10mg | 电议 |
25mg | 电议 |
Cas No. | 215868-23-8 |
别名 | 6,8-二氟-7-羟基-4-甲基-2H-1-苯并吡喃-2-酮 |
Canonical SMILES | O=C1OC2=C(C(O)=C(C=C2C(C)=C1)F)F |
分子式 | C10H6F2O3 |
分子量 | 212.2 |
溶解度 | DMF: soluble,DMSO: soluble,Methanol: soluble |
储存条件 | -20°C |
General tips | For obtaining a higher solubility , please warm the tube at 37 ℃ and shake it in the ultrasonic bath for a while. |
Shipping Condition | Evaluation sample solution : ship with blue ice All other available size: ship with RT , or blue ice upon request |
产品描述 | 6,8-Difluoro-7-hydroxy-4-methylcoumarin is a fluorophore.1It has been conjugated to streptavidin or secondary antibodies for flow cytometry and used to label bacteria for multi-color fluorescencein situhybridization (FISH).2,16,8-Difluoro-7-hydroxy-4-methylcoumarin has also been coupled to peptides to improve electrospray ionization and MS sensitivity in MALDI-TOF MS.3It displays absorption/emission maxima of 358/455 nm, respectively.4 1.Takada, T., Matsumoto, K., and Nomoto, K.Development of multi-color FISH method for analysis of seven Bifidobacterium species in human fecesJ. Microbiol. Methods58(3)413-421(2004) 2.Telford, W.G.Analysis of UV-excited fluorochromes by flow cytometry using near-ultraviolet laser diodesCytometry A.61(1)9-17(2004) 3.Pashkova, A., Moskovets, E., and Karger, B.L.Coumarin tags for improved analysis of peptides by MALDI-TOF MS and MS/MS. 1. Enhancement in MALDI MS signal intensitiesAnal. Chem.76(15)4550-4557(2004) 4.Sun, W.C., Gee, K.R., and Haugland, R.P.Synthesis of novel fluorinated coumarins: Excellent UV-light excitable fluorescent dyesBioorg. Med. Chem. Lett.8(22)3107-3110(1998) |