Coumarin 343
Preliminary reference disclaimer
This preliminary safety reference is generated from structured MolGraph catalog fields and public reference-style data. It is not a supplier-issued Safety Data Sheet and should not be used as a substitute for supplier-issued documentation, workplace safety review, transport classification, or regulatory compliance decisions. For supplier SDS or COA, submit a documentation request through MolGraph.
Preliminary safety reference
Available
Supplier-issued SDS
Available by request
COA
Available by RFQ / lot confirmation
Transport classification
Requires shipment review
CAS Number
55804-65-4
Chemical name
Coumarin 343
Molecular formula
C16H15NO4
Molecular weight
285.29 g/mol
Synonyms
2,3,6,7-tetrahydro-11-oxo-1h,5h,11h-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid; 1H,5H,11H-(1)Benzopyrano(6,7,8-ij)quinolizine-10-carboxylic acid, 2,3,6,7-tetrahydro-11-oxo-; 2,3,6,7-Tetrahydro-11-oxo-1H,5H,11H-(1)benzopyrano(6,7,8-ij)quinolizine-10-carboxylic acid; 1H,5H,11H-[1]Benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid, 2,3,6,7-tetrahydro-11-oxo-; 11-oxo-2,3,5,6,7,11-Hexahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinoline-10-carboxylic acid; 1h,5h,11h-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylicacid, 2,3,6,7-tetrahydro-11-oxo-; 11-oxo-2,3,6,7-tetrahydro-1H,5H,11H-pyrano[2,3-f]pyrido[3,2,1-ij]quinoline-10-carboxylic acid; Coumarin 519; Coumarine 343; Coumarin 343 acid; Oprea1_370773; Coumarin 343, Dye content 97 %
InChIKey
KCDCNGXPPGQERR-UHFFFAOYSA-N
PubChem CID
108770
Signal word
Warning
Catalog reference cue; confirm supplier documentation before use.
Hazard statements
H315, H319
Catalog reference cue; confirm supplier documentation before use.
XLogP
3.1
Catalog reference value; verify against supplier SDS before use.
Shipment review
Shipment details require review before fulfillment.
Transport classification must be confirmed using supplier SDS and shipment documentation before dispatch.