Description

Cy3.5 Dise(Tetra So3) CAS NO 687626-25-1 is a highly sulfonated, water-soluble derivative of the cyanine dye Cy3.5, engineered for superior performance in aqueous biological environments. This compound is critical for researchers and developers requiring enhanced solubility and reduced non-specific binding in demanding fluorescence-based assays. It is primarily utilized in the life sciences and diagnostic industries for advanced applications such as nucleic acid labeling, protein detection, and in vivo imaging.

Application

• Fluorescent Labeling of Biomolecules: Conjugation to antibodies, oligonucleotides, peptides, and other probes for detection and quantification.
• Nucleic Acid Staining and Detection: Used in fluorescence in situ hybridization (FISH), gel staining, and real-time PCR applications.
• Protein Analysis and Cell Imaging: Employed in Western blotting, flow cytometry, and confocal microscopy for high-sensitivity visualization.
• In Vivo and Small Animal Imaging: Suitable for near-infrared (NIR) fluorescence imaging due to its modified spectral properties.
• Diagnostic Assay Development: A key component in the formulation of lateral flow assays, ELISA, and other clinical diagnostic kits.
• Material Science Research: Functionalization of nanoparticles and polymers for creating fluorescent nanocomposites and sensors.

Basic Information

Product Name	Cy3.5 Dise(Tetra So3)
CAS No.	687626-25-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Cy3.5 Disulfo; Sulfo-Cyanine3.5; Cy3.5 tetrasulfonate; Cy3.5-DiSE; 2-[7-[1,3-Dihydro-1,1-dimethyl-3-(4-sulfobutyl)-2H-benz[e]indol-2-ylidene]-1,3,5-heptatrienyl]-1,1-dimethyl-3-(4-sulfobutyl)-1H-benz[e]indolium Hydroxide, Inner Salt; Fluorescent Cy3.5 dye derivative; Water-soluble Cy3.5 dye
EINECS	Contact for details

Quality Control

Every batch of Cy3.5 Dise(Tetra So3) is manufactured under strict quality management systems. Our products undergo rigorous quality testing, including HPLC for purity and identity verification, to ensure compliance with industry standards for research and diagnostic use. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below under desiccant for long-term stability. This product is hygroscopic (moisture-sensitive) and light-sensitive. Allow the vial to equilibrate to room temperature in a dry environment before opening to minimize moisture uptake.

Specification

Item	Specification
Appearance	Dark green to purple solid
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 95.0%
Water Content	≤ 5.0%
Absorption Maximum (λmax)	~590 nm
Emission Maximum (λem)	~610 nm
Solubility	Freely soluble in water, DMSO

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.