Heptadecyl-7-hydroxy coumarin

Other Names Coumarin, 4-heptadecyl-7-hydroxy- 4-Heptadecyl-7-hydroxycoumarin 4-Heptade-cylumbelliferone 

CA Index Name 2H-l-Benzopyran-2-one, 4-heptadecyl-7-hydroxy-CAS Registry Number 26038-83-5 Merck Index Number Not listed Chemical Structure 

Chemical/Dye Class Fluorescent, Coumarin Molecular Formula C26H40O3 Molecular Weight 400.59 pH Range 7.9-9.9 

Color Change at pH Weak blue fluorescence (7.9) to strong blue fluorescence (9.9) pKa 8.9 

Solubility Insoluble in water soluble in ethanol, N,N-dimethylformamide, dimethyl sulfoxide UV-Visible (X, ) 325 nm, 366 nm Melting Point 95°C 

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Heptadecyl-7-hydroxy coumarin (4-Heptadecylumbelliferone) 7-Hydroxycoumarin-3-carboxylic acid (Umbelliferone-3-carboxylic acid) 7-Hydroxycoumarin-3-carboxylic acid succinimidyl ester... 

Heptadecylumbelliferone 7-hydroxy-4-heptadecyl coumarin C17HC C17-HC HC HHC HUF Merck Index Number Not listed Chemical/Dye Class Coumarin Molecular Formula C26H40O3 Molecular Weight 400.59 Physical Form Off-white solid... 

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