393029
Coumarin 343
Dye content 97 %
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About This Item
Empirical Formula (Hill Notation):
C16H15NO4
CAS Number:
Molecular Weight:
285.29
NACRES:
NA.47
PubChem Substance ID:
UNSPSC Code:
12171500
EC Number:
259-824-6
MDL number:
InChI key
KCDCNGXPPGQERR-UHFFFAOYSA-N
InChI
1S/C16H15NO4/c18-15(19)12-8-10-7-9-3-1-5-17-6-2-4-11(13(9)17)14(10)21-16(12)20/h7-8H,1-6H2,(H,18,19)
SMILES string
OC(=O)C1=Cc2cc3CCCN4CCCc(c2OC1=O)c34
form
powder
composition
Dye content, 97%
technique(s)
titration: suitable
mp
240 °C (lit.)
λmax
443 nm
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
Quality Level
ε (extinction coefficient)
≥26000 at 440-446 nm in ethanol at 0.01 g/L
Related Categories
Application
Coumarin 343 has been used in many different applications that include solution dynamic probes, laser dyes, and organic sensitizers in dye-sensitized solar cells.
It is suitable to study photo-induced charge injection into other metal oxides such as TiO2, ZrO2, and ZnO.
It is suitable to study photo-induced charge injection into other metal oxides such as TiO2, ZrO2, and ZnO.
General description
Coumarin 343 is a small hydrophilic dye. It is unable to penetrate the cell membrane by itself. Coumarin 343 is also known as coumarin 519. Depending on the pH of the medium, coumarin 343 exists in neutral and anionic forms.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Nitin Yadav et al.
The journal of physical chemistry. B, 123(25), 5324-5336 (2019-06-28)
Reverse micelles (RMs) as soft templates have been successfully used in tailoring the structural characteristics (size and morphology) of nanomaterials that in turn have been used in various applications. In this work, we have focused on the local perturbations in
Andreas Steinegger et al.
Chemical reviews, 120(22), 12357-12489 (2020-11-05)
This is the first comprehensive review on methods and materials for use in optical sensing of pH values and on applications of such sensors. The Review starts with an introduction that contains subsections on the definition of the pH value
Ying-Feng Hsu et al.
Physical chemistry chemical physics : PCCP, 18(43), 30086-30092 (2016-11-03)
We performed comprehensive studies on the photoluminescence properties of the carbon dots prepared from citric acid (C-dots
C B Nelson et al.
Physical chemistry chemical physics : PCCP, 19(44), 29991-29997 (2017-11-03)
Zinc oxide (ZnO) in the form of nanoparticles (NPs) is an important nanomaterial due to its catalytic and optoelectronic properties. An interesting aspect of ZnO is that its crystal structure is anisotropic, which leads to a strong 2nd order nonlinear
Zaki S Seddigi et al.
Scientific reports, 6, 23209-23209 (2016-03-18)
Four key parameters namely light trapping, density of light harvesting centre, photoinduced electron injection and electron transport without self-recombination are universally important across all kinds of solar cells. In the present study, we have considered the parameters in the context
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