MedKoo Cat#: 558865 | Name: Coumarin 343 X carboxylic acid
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Coumarin 343 is a blue emitting fluorophore used as a laser dye. The fluorophore can serve as a FRET donor for FAM (fluorescein).

Chemical Structure

Coumarin 343 X carboxylic acid
Coumarin 343 X carboxylic acid
CAS#946123-11-1

Theoretical Analysis

MedKoo Cat#: 558865

Name: Coumarin 343 X carboxylic acid

CAS#: 946123-11-1

Chemical Formula: C22H26N2O5

Exact Mass: 398.1842

Molecular Weight: 398.46

Elemental Analysis: C, 66.32; H, 6.58; N, 7.03; O, 20.08

Price and Availability

Size Price Availability Quantity
5mg USD 405.00 2 Weeks
10mg USD 750.00 2 Weeks
25mg USD 1,250.00 2 Weeks
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Related CAS #
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Synonym
Coumarin 343 X carboxylic acid
IUPAC/Chemical Name
6-({4-Oxo-3-oxa-13-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1,5,7,9(17)-tetraen-5-yl}carbonylamino)hexanoic acid
InChi Key
HCUGYFCWVUOZRK-UHFFFAOYSA-N
InChi Code
InChI=1S/C22H26N2O5/c25-18(26)8-2-1-3-9-23-21(27)17-13-15-12-14-6-4-10-24-11-5-7-16(19(14)24)20(15)29-22(17)28/h12-13H,1-11H2,(H,23,27)(H,25,26)
SMILES Code
O=C(NCCCCCC(O)=O)C1=CC2=CC(CCCN3CCC4)=C3C4=C2OC1=O
Appearance
Solid powder
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
Soluble in DMSO
Shelf Life
>3 years if stored properly
Drug Formulation
This drug may be formulated in DMSO
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 398.46 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
1: McCree-Grey J, Cole JM, Evans PJ. Preferred Molecular Orientation of Coumarin 343 on TiO2 Surfaces: Application to Dye-Sensitized Solar Cells. ACS Appl Mater Interfaces. 2015 Aug 5;7(30):16404-9. doi: 10.1021/acsami.5b03572. Epub 2015 Jul 23. PMID: 26159229. 2: Glenister A, Chen CKJ, Paterson DJ, Renfrew AK, Simone MI, Hambley TW. Warburg Effect Targeting Co(III) Cytotoxin Chaperone Complexes. J Med Chem. 2021 Mar 11;64(5):2678-2690. doi: 10.1021/acs.jmedchem.0c01875. Epub 2021 Feb 23. PMID: 33621096. 3: LaRocca MM, Baker GA, Heitz MP. Assessing rotation and solvation dynamics in ethaline deep eutectic solvent and its solutions with methanol. J Chem Phys. 2021 Jul 21;155(3):034505. doi: 10.1063/5.0056653. PMID: 34293899. 4: Wang CH, Chang HK, Chen KJ, Huang DH, Chang CJ, Huang KH, Chiu YD, Horie M. Facile Photoresponsive Actuators Based on Ferrocene-Doped Poly(butyl methacrylate). ACS Appl Mater Interfaces. 2023 Aug 16;15(32):38846-38856. doi: 10.1021/acsami.3c07788. Epub 2023 Aug 3. PMID: 37537978. 5: Park T, Todd EM, Nakashima S, Zimmerman SC. A quadruply hydrogen bonded heterocomplex displaying high-fidelity recognition. J Am Chem Soc. 2005 Dec 28;127(51):18133-42. doi: 10.1021/ja0545517. PMID: 16366566. 6: Koley S, Kaur H, Ghosh S. Probe dependent anomalies in the solvation dynamics of coumarin dyes in dimethyl sulfoxide-glycerol binary solvent: confirming the local environments are different for coumarin dyes. Phys Chem Chem Phys. 2014 Oct 28;16(40):22352-63. doi: 10.1039/c4cp03525a. Epub 2014 Sep 16. PMID: 25223527. 7: Park T, Zimmerman SC, Nakashima S. A highly stable quadruply hydrogen-bonded heterocomplex useful for supramolecular polymer blends. J Am Chem Soc. 2005 May 11;127(18):6520-1. doi: 10.1021/ja050996j. PMID: 15869258. 8: Roy B, Satpathi S, Gavvala K, Koninti RK, Hazra P. Solvation Dynamics in Different Phases of the Lyotropic Liquid Crystalline System. J Phys Chem B. 2015 Sep 3;119(35):11721-31. doi: 10.1021/acs.jpcb.5b04370. Epub 2015 Aug 14. PMID: 26258397. 9: Denat F, Diaz-Fernandez YA, Pasotti L, Sok N, Pallavicini P. A micellar multitasking device: sensing pH windows and gauging the lipophilicity of drugs with fluorescent signals. Chemistry. 2010 Jan 25;16(4):1289-95. doi: 10.1002/chem.200902427. PMID: 19998437.