TAMRA (TMR, tetramethylrhodamine) azide,有固体和10mM溶于DMSO两种形式。用于点击化学的标记试剂。是纯化的5-isomer。 TAMRA通常用于FAM荧光团的荧光共振能量转移(FRET)受体。 可以替代Alexa Fluor 555, DyLight 549。
General properties
Appearance:
violet solid / solution
Molecular weight:
512.56
Molecular formula:
C28H28N6O4
Solubility:
good in polar organic solvents (DMF, DMSO, alcohols), low in water
Quality control:
NMR 1H (95%) and 13C, TLC, functional testing
Storage conditions:
Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light.
MSDS:
Download
Spectral properties
Excitation maximum, nm:
556
Extinction coefficient at excitation maximum, Lmol-1cm-1:
84000
Emission maximum, nm:
563
Fluorescence quantum yield:
0.1
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