Cy3.5-COOH Chemical Properties

solubility 

Soluble in organic solvents such as DMF

Appearance

Dark purple solid

ex/em

591/604 nm (PBS buffer)

ε(extinction coefficient)

116000 L⋅mol−1⋅cm−1

Φ(quantum yield)

0.35

InChIKey

VJCYHFMXCZYHEG-UHFFFAOYSA-N

Cy3.5-COOH Usage And Synthesis

Description

Cyanine3.5 free unactivated monofunctional carboxylic acid. Can be used as a reference non-reactive dye or control. Cyanine3.5 is an analog of Cy3.5® fluorophore.

Chemical Properties

Appearance: Dark purple solid
ex/em: 591/604 nm (PBS buffer)
Extinction coefficient (ε): 116000 L??mol??1??cm??1
Quantum yield (Φ): 0.35

Uses

Cy3.5 carboxylic acid is a fluorophore featuring a carboxylic acid. The carboxylic acid is readily attacked by amines to form a stable amide bond. Cy3.5 is a cyanine dye with excitation and emission maxima at 576 nm and 603 nm respectively.

Abs/Em Maxima

591/604 nm

Fluoresene quantum yield

0.35

Extinction Coefficient

116000

CF260

0.29

CF280

0.22

Cy3.5-COOH(1144107-79-8)Related Product Information

• Cyanine3 NHS ester
• Cyanine5.5 NHS ester
• 1,1'-BIS(4-SULFOBUTYL)-11-(4-ISOTHIOCYANATOPHENYLTHIO)-3,3,3',3'-TETRAMETHYL-10,12-TRI METHYLENEINDOTRICARBOCYANINE MONOSODIUM SALT
• Cy5.5 carboxylic acid
• Cyanine5 amine
• Cyanine5 NHS ester
• Cyclopropene Cyanine 7 amine
• Cyanine5.5 amine
• Cyanine5 carboxylic acid
• Cyanine3.5 NHS ester
• Cy7 Carboxylic acids
• Cyanine3 carboxylic acid
• Cyanine7 carboxylic acid
• Cyanine5 carboxylic acid
• CY5.5-COOH
• Cyanine3.5-ALK
• Cy3.5
• Cyclohexane Cyanine7 NHS