product line
BioReagent
Quality Segment
assay
≥90% (T)
form
solid
mp
280 °C (dec.) (lit.)
fluorescence
λex 504 nm; λem 529 nm in 0.1 M Tris pH 8.0
suitability
suitable for fluorescence
SMILES string
Oc1cc2Oc3cc(O)c(Cl)cc3C4(OC(=O)c5ccccc45)c2cc1Cl
InChI
1S/C20H10Cl2O5/c21-13-5-11-17(7-15(13)23)26-18-8-16(24)14(22)6-12(18)20(11)10-4-2-1-3-9(10)19(25)27-20/h1-8,23-24H
InChI key
VFNKZQNIXUFLBC-UHFFFAOYSA-N
General description
2′,7′-二氯荧光素,也称为 DCF,是一种荧光染料。DCF 荧光激发波长为 498nm,发射波长为 522nm。 亲脂性非荧光 Dcfh-DA 通过被动扩散和脱乙酰作用很容易穿过细胞膜。脱酰产物是一种对氧化剂敏感的 2′,7′-二氯荧光素(DCHF)。 DCHF 随后被氧化以形成高荧光 DCF,这是被测量的。
Application
2′,7′-二氯荧光素用作荧光探针,用于测量 ROS(活性氧),用于生物学研究。 它也可作为预浸剂,用于荧光测定邻位二醇、糖苷和酚的预浸剂。
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存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
dust mask type N95 (US), Eyeshields, Gloves
G Gübitz et al.
Journal of chromatography, 117(2), 337-343 (1976-02-18)
An in situ fluorimetric method has been developed for the quantitation of gluconic and lactobionic acids and their salts in tablet formulations. The method is based on glycol cleavage with lead tetraacetate followed by treatment with dichlorofluorescein. Calcium gluconate and
W.D. Pfeffer et al.
Journal of Chromatography A, 506, 401-401 (1990)
H. Watanabe et al.
Analytical Sciences, 2, 461-461 (1986)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 35848-25G | 04061831812831 |
| 35848-5G | 04061831812848 |