QCY 7 NHS Datasheet DC Chemicals

Description	QCY 7 NHS and QSY 7 NHS refer to the same molecule. QCY 7 features a broad and intense absorption with a peak at around 550 nanometers and has no detectable fluorescence. These characteristics make it highly useful as an acceptor in Fluorescence Resonance Energy Transfer (FRET) applications when paired with fluorescent dyes such as Cy3, TAMRA, Alexa Fluor 555, iFluor 647, or other dyes with similar spectra.
Cat.No	DC67955
Name	QCY 7 NHS

Chemical Properties

CAS	304014-12-8
Formula	C43H39N4O7S+.CL-
MW	791.31
Storage	2 years -20°C Powder, 2 weeks 4°C in DMSO, 6 months -80°C in DMSO

References

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