Cy5.5-COOH,1144107-80-1,1256349-47-9
目前Cyanine系列染料以兩種異構(gòu)體的形式存在，一種是非磺化花青素（non-sulfonated cyanines），一種是磺化花青素（sulfonatedcyanine）。兩者的光譜性質(zhì)幾乎*，因此大部分應(yīng)用可相互替換。

Cy5.5-COOH,1144107-80-1,1256349-47-9

產(chǎn)品介紹

Cyanine5.5 carboxylic acid

Cyanine5.5 dye, free acid form, unactivated. The dye can be considered non-reactive for most applications. It can be used as a con*rol or reference sample, and for instrument calibration.

Pre-activated NHS ester for the labeling of amine groups is also available.

General properties

Appearance:	dark blue powder
Molecular weight:	619.23
CAS number:	1144107-80-1, 1256349-47-9
Molecular formula:	C40H43ClN2O2
Solubility:	soluble in organic solvents (DMSO, DMF, dichloromethane), low solubility in water
uality con*rol:	NMR 1H, HPLC-MS (95%)
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. Desiccate.

Spectral properties

Excitation maximum, nm:	684
ε, L⋅mol−1⋅cm−1:	209000
Emission maximum, nm:	710
Fluorescence uantum yield:	0.2
CF260:	0.07
CF280:	0.03

結(jié)構(gòu)式：

 

Cy5.5-COOH,1144107-80-1,1256349-47-9

疊氮化物 Dye azides

Pyrene azide 1/ Pyrene azide 2

PEP azide

Perylene azide

BDP FL azide

Coumarin 343 azide

FAM azide, 5-isomer

FAM azide, 6-isomer

TAMRA azide, 5- isomer

BDP TMR azide

Cyanine3 azide

Cyanine3.5 azide

Cyanine5 azide

Cyanine5.5 azide

Cyanine7 azide

Cyanine7.5 azide

Sulfo-Cyanine3 azide

Sulfo-Cyanine5 azide

Sulfo-Cyanine7 azide