Saltar al contenido
Merck
Todas las fotos(1)

Documentos

70420

Sigma-Aldrich

Naphthofluorescein

suitable for fluorescence

Iniciar sesiónpara Ver la Fijación de precios por contrato y de la organización
Todas las fotos(1)

About This Item

Fórmula empírica (notación de Hill):
C28H16O5
Número de CAS:
61419-02-1
Peso molecular:
432.42
Beilstein/REAXYS Number:
61335
MDL number:
MFCD00329026
UNSPSC Code:
12352108
PubChem Substance ID:
57652246
NACRES:
NA.32

form

powder

Quality Level

100

pKa 

7.6

mp

189 °C (dec.) (lit.)

solubility

DMF: soluble
DMSO: soluble
H2O: soluble (pH ≥ 8)

fluorescence

λex 594 nm; λem 663 nm in 0.1 M Tris pH 9.0

suitability

suitable for fluorescence

SMILES string

Oc1ccc2c3Oc4c(ccc5cc(O)ccc45)C6(OC(=O)c7ccccc67)c3ccc2c1

InChI

1S/C28H16O5/c29-17-7-9-19-15(13-17)5-11-23-25(19)32-26-20-10-8-18(30)14-16(20)6-12-24(26)28(23)22-4-2-1-3-21(22)27(31)33-28/h1-14,29-30H

InChI key

IXQIUDNVFVTQLJ-UHFFFAOYSA-N

Application

suitable as pH-indicator

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Reference standard. Long-wavelength pH-dependent spectra

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

¿Ya tiene este producto?

Encuentre la documentación para los productos que ha comprado recientemente en la Biblioteca de documentos.

Visite la Librería de documentos

Los clientes también vieron

Slide 1 of 2

1 of 2

Fluorescein-5-thiosemicarbazide suitable for fluorescence, ~80% (HPCE)

Sigma-Aldrich

46985

Fluorescein-5-thiosemicarbazide

5(6)-Carboxyfluorescein diacetate BioReagent, suitable for fluorescence, ≥90.0% (HPLC)

Sigma-Aldrich

21879

5(6)-Carboxyfluorescein diacetate

O.S. Wolfbeis et al.
Mikrochimica Acta, 108, 133-133 (1992)
Julia Baumann et al.
Experimental cell research, 383(2), 111503-111503 (2019-07-25)
Hypoxic blood-brain barrier (BBB) dysfunction is a common feature of CNS diseases however mechanisms underlying barrier disturbance are still largely unknown. This study investigated the role of transforming growth factor β (TGFβ), a cytokine known to induce expression of the
Sabrina Amalfi et al.
Journal of virology, 94(21) (2020-08-17)
The baculovirus Autographa californica multiple nucleopolyhedrovirus is an insect virus with a circular double-stranded DNA genome, which, among other multiple biotechnological applications, is used as an expression vector for gene delivery in mammalian cells. Nevertheless, the nonspecific immune response triggered
Stefanie Norkowski et al.
Cellular and molecular life sciences : CMLS, 75(12), 2273-2289 (2017-12-30)
Effector proteins are key virulence factors of pathogenic bacteria that target and subvert the functions of essential host defense mechanisms. Typically, these proteins are delivered into infected host cells via the type III secretion system (T3SS). Recently, however, several effector

Nuestro equipo de científicos tiene experiencia en todas las áreas de investigación: Ciencias de la vida, Ciencia de los materiales, Síntesis química, Cromatografía, Analítica y muchas otras.

Póngase en contacto con el Servicio técnico