ROX NHS ester, 5-isomer

NHS esters ROX (Rhodamine X, Rhodamine 101)

Cat. #	Quantity	Price	Lead time
11220	1 mg	$110	in stock
21220	5 mg	$210	in stock
41220	25 mg	$410	in stock
51220	50 mg	$695	in stock
61220	100 mg	$1190	in stock

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ROX (rhodamine X) is a bright rhodamine dye for ROX channel. Carboxy rhodamines come as two isomers. This product is a derivative of pure 5-carboxy-ROX.

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Absorption and emission spectra of ROX dye

General properties

Appearance:	dark red solid
Mass spec M+ increment:	516.2
Molecular weight:	631.67
CAS number:	209734-74-7; 344402-35-3
Molecular formula:	C₃₇H₃₃N₃O₇
Solubility:	good in DMF, DMSO
Quality control:	NMR ¹H, HPLC-MS (80%)
Storage conditions:	Storage: 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
MSDS:	Download
	Product specifications

Spectral properties

Excitation/absorption maximum, nm:	570
ε, L⋅mol⁻¹⋅cm⁻¹:	93000
Emission maximum, nm:	591
Fluorescence quantum yield:	1.0
CF₂₆₀:	0.62
CF₂₈₀:	0.49

Product citations

Konopka, C.J.; Wozniak, M.; Hedhli, J.; Ploska, A.; Schwartz-Duval, A.; Siekierzycka, A.; Pan, D.; Munirathinam, G.; Dobrucki, I.T.; Kalinowski, L.; Dobrucki, L.W. Multimodal imaging of the receptor for advanced glycation end-products with molecularly targeted nanoparticles. Theranostics, 2018, 8(18), 5012–5024. doi: 10.7150/thno.24791

This Product is offered and sold for research purposes only. It has not been tested for safety and efficacy in food, drug, medical device, cosmetic, commercial or any other use. Supply does not express or imply authorization to use for any other purpose, including, without limitation, in vitro diagnostic purposes, in the manufacture of food or pharmaceutical products, in medical devices or in cosmetic products.