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Chemical structure of Coumarin 343

GF15028

Coumarin 343

Also known as 4-oxo-3-oxa-13-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1,5,7,9(17)-tetraene-5-carboxylic acid

Coumarin 343 (catalogue number GF15028) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 55804-65-4. Molecular formula C16H15NO4, molecular weight 285.3. IUPAC name: 4-oxo-3-oxa-13-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1,5,7,9(17)-tetraene-5-carboxylic acid. Supplied in 2 pack sizes, from 50mg at ₪130.53 to 100mg at ₪203.95; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS55804-65-4MW285.3FormulaC16H15NO4
CAS number
55804-65-4
Molecular weight
285.3
Formula
C16H15NO4
InChIKey
KCDCNGXPPGQERR-UHFFFAOYSA-N
Catalogue number
GF15028
Brand
GLPBIO
Computed properties PubChem CID 108770 · XLogP 3.1 · TPSA 66.8 Ų · H-bond donors 1
XLogP
3.1
TPSA
66.8 Ų
H-bond donors
1
H-bond acceptors
5
Rotatable bonds
1
Heavy atoms
21

SMILES C1CC2=C3C(=C4C(=C2)C=C(C(=O)O4)C(=O)O)CCCN3C1

Computed descriptors from PubChem (CID 108770), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.