Membrane-impermeant but can be loaded into cells via microinjection or scrape loading.
- Kd: 250 nM.
- lex\lem (no Ca2+) = 349nm/482nm;
- lex\lem (high Ca2+) = 331nm/398nm.
- e (349nm, no Ca2+) = 34,000 M-1cm-1.
- Light yellow solid soluble in DMSO. Store at 4?C. Protect from light, especially when in solution.
- C32 H46N8 O12.
- Mwt: 735