ATTO™ 647N is a red wavelength dye. ATTO™ 647N exhibits strong absorption, high fluorescence quantum yield, and good pH and photo-stability. ATTO™ 647N can be used as a substitute for Alexa Fluor® 647. Dye calibration may be required for each commercial detection instrument.

Scientific Details

MW:	839.2
Mod Code:	/3ATTO647NN/
Extinction Coefficient:	18700
Absorbance Max:	649 nm
Emission Max:	662
Extinction Coefficient (At Absorbance max):	173300

Pricing Details

Product	Pricing	Order
100 nmole DNA Oligo	$245.00 USD	Add To Order
250 nmole DNA Oligo	$327.00 USD	Add To Order
1 umole DNA Oligo	$453.00 USD	Add To Order
2 µmole DNA Oligo	$592.00 USD	Add To Order
100 nmole RNA Oligo	$245.00 USD	Add To Order
250 nmole RNA Oligo	$327.00 USD	Add To Order
1 umole RNA Oligo	$453.00 USD	Add To Order
* Requires HPLC Purification

Absorbance and Fluorescence Emission

Purification Compatibility

Requires HPLC	Yes
Requires IE-HPLC	No
Allows PAGE	No
Requires RNase-Free HPLC	No