CA Index Name: Imidazo[1,2-α]pyrazin-3(7H)-one, 6-(4-hydroxyphenyl)-2-(2-naphthalenylmethyl)-8-(phenylmethyl)-
Other Names: CLZN-n; Coelenterazine n
Merck Index Number: Not listed
Chemical / Dye Class: Heterocycle; Imidazo[1,2-α]pyrazin-3(7H)-one
Molecular Formula: C30H23N3O2
Molecular Weight: 457.52
Physical Form: Yellow powder
Solubility: Soluble in ethanol, methanol
Melting Point: > 200 °C
Boiling Point: 663.4 ± 65.0 °C, pressure: 760 Torr
pKa: 10.48 ± 0.30, most acidic, temperature: 25 °C; 6.52 ± 0.60, most basic, temperature: 25 °C
Absorption (λmax): 431 nm
Emission (λmax): 468 nm
Synthesis: Synthetic method
Staining Applications: Calcium ions
Biological Applications: Calcium indicator; assaying luminescent enzyme; measuring luciferase activity; as a substrate for luciferase; screening HIV-1 protease inhibitors
Industrial Applications: Not reported
Safety / Toxicity: No data available