&lamba; Ex/&lamba; Em (MeOH) = 505/534 nm ε (505 nm, MeOH) = 97,000 Orange red solid soluble in DMSO or DMF Store at 4°C and protect from light, especially in solution C21H17ClN2O3 MW: 381 [62669-70-9] &lamba; Ex/&lamba; Em (MeOH) = 505/534 nm ExEm ε (505 nm, MeOH) = 97,000 Orange red solid soluble in DMSO or DMF Store at 4°C and protect from light, especially in solution C21H17ClN2O3 211723 MW: 381 [62669-70-9]