Coumarin 545

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Coumarin 545

Coumarin 545 | 85642-11-1

Catalog Number A17-0114
Category Laser Dyes
Molecular Formula C22H18N2O2S
Molecular Weight 374.458
Catalog Number Size Price Quantity
A17-0114 -- $--

Product Introduction

Coumarin 545 is a fluorescent dye widely utilized in the biomedical industry as a vital staining agent. It is often employed for labeling and tracking various proteins, antibodies, and cellular structures within live or fixed specimens. Coumarin 545 offers excellent photostability and is particularly valuable in fluorescence microscopy, flow cytometry, and immunohistochemistry studies, aiding in the identification of specific drugs, diseases, and biological processes.

Chemical Information

Synonyms 10-(2-benzothiazolyl)-2,3,6,7-tetrahydro-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizin-11-one
Purity >97.0%(HPLC)
IUPAC Name 5-(1,3-benzothiazol-2-yl)-3-oxa-13-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1,5,7,9(17)-tetraen-4-one
Canonical SMILES C1CC2=C3C(=C4C(=C2)C=C(C(=O)O4)C5=NC6=CC=CC=C6S5)CCCN3C1
InChI InChI=1S/C22H18N2O2S/c25-22-16(21-23-17-7-1-2-8-18(17)27-21)12-14-11-13-5-3-9-24-10-4-6-15(19(13)24)20(14)26-22/h1-2,7-8,11-12H,3-6,9-10H2
InChI Key WYZWJLZUSHFFOR-UHFFFAOYSA-N
Appearance Gray to Dark purple to Black powder to crystal
Melting Point 254 °C
  • Product Specification
Storage Store under inert gas
Signal Warning
GHS Hazard Statements H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Precautionary Statement Codes P264, P264+P265, P280, P302+P352, P305+P351+P338, P321, P332+P317, P337+P317, and P362+P364 (The corresponding statement to each P-code can be found at the GHS Classification page.)

Computed Properties

XLogP3 4.9
Hydrogen Bond Donor Count 0
Hydrogen Bond Acceptor Count 5
Rotatable Bond Count 1
Exact Mass 374.10889899 g/mol
Monoisotopic Mass 374.10889899 g/mol
Topological Polar Surface Area 70.7Ų
Heavy Atom Count 27
Formal Charge 0
Complexity 652
Isotope Atom Count 0
Defined Atom Stereocenter Count 0
Undefined Atom Stereocenter Count 0
Defined Bond Stereocenter Count 0
Undefined Bond Stereocenter Count 0
Covalently-Bonded Unit Count 1
Compound Is Canonicalized Yes

Patents

Publication NumberTitlePriority Date
US-2021104674-A1 Compound and organic light-emitting device including the same 2019-10-08
WO-2020039708-A1 Organic electroluminescence element 2018-08-23
EP-3843167-A1 Organic electroluminescence element 2018-08-23
US-2021202864-A1 Organic electroluminescence element 2018-08-23
US-2021277250-A1 Aminocoumarin compound, and aminocoumarin compound-containing resin particles 2017-02-14
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