4-Methyl-7-(2-nitrophenoxy)-2H-chromen-2-one

4-Methyl-7-(2-nitrophenoxy)-2H-chromen-2-one is a fluorescent coumarin derivative. It displays excitation/emission maxima of 323/445 nm, respectively.Formal Name: 4-methyl-7-(2-nitrophenoxy)-2H-1-benzopyran-2-one. CAS Number: 1286479-53-5. Molecular Formula: C16H11NO5. Formula Weight: 297.3. Purity: >98%. Emission: 445 nm. Excitation: 323 nm. Formulation: (Request formulation change), A crystalline solid. Solubility: Chloroform: 30 mg/ml, DMF: 30 mg/ml, DMF:PBS (pH 7.2) (1:2): 0.33 mg/ml, DMSO: 5 mg/ml. lambdamax: 317 nm. SMILES: CC(C(C=C1)=C(O2)C=C1OC3=C([N+]([O-])=O)C=CC=C3)=CC2=O. InChi Code: InChI=1S/C16H11NO5/c1-10-8-16(18)22-15-9-11(6-7-12(10)15)21-14-5-3-2-4-13(14)17(19)20/h2-9H,1H3. InChi Key: ZGKBDRPQYHMALW-UHFFFAOYSA-N.