Description

n-(m-Peg4)-N'-Hydroxypropyl-Cy5 is a functionalized cyanine dye derivative, engineered for advanced bioconjugation and labeling applications. This compound is critical for researchers and developers requiring high-performance, water-soluble fluorescent probes with enhanced stability and targeting capabilities. It is primarily utilized in the life sciences sector for bioimaging, diagnostics, and the development of targeted therapeutic agents.

Application

• Fluorescent Labeling of Biomolecules: Conjugation to antibodies, proteins, peptides, and oligonucleotides for detection and analysis.
• In Vivo and In Vitro Bioimaging: Used as a near-infrared (NIR) probe for deep-tissue imaging, cell tracking, and molecular imaging studies.
• Diagnostic Assay Development: Key component in the fabrication of fluorescent lateral flow assays, ELISA, and other immunoassay platforms.
• Drug Delivery & Theranostics: Integration into drug conjugates and nanoparticles for targeted delivery and simultaneous imaging (theranostics).
• Flow Cytometry & Microscopy: Staining agent for cellular analysis using flow cytometers and fluorescence microscopes.
• Biomaterial and Polymer Labeling: Modification of hydrogels, polymers, and other materials to create fluorescent substrates for research.

Basic Information

Product Name	n-(m-Peg4)-N'-Hydroxypropyl-Cy5
CAS No.	2107273-20-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Cy5-PEG4-Hydroxypropylamine; Cyanine5-PEG4-propylamine; Hydroxypropyl-PEG4-Cy5; N-(Methoxy PEG4)-N'-(3-hydroxypropyl)-Cy5; Sulfo-Cy5 maleimide PEG4 hydroxypropyl derivative; Cy5 PEG hydroxypropyl amine; Near-IR fluorescent PEG linker; 2107273-20-9
EINECS	Contact for details

Quality Control

Every batch of n-(m-Peg4)-N'-Hydroxypropyl-Cy5 is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high purity and consistent performance for sensitive research and diagnostic applications. Certificates of Analysis (COA) detailing purity, identity, and other critical parameters 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 compound is hygroscopic (moisture-sensitive). Allow the vial to equilibrate to room temperature in a dry environment before opening to minimize moisture uptake.

Specification

Item	Specification
Appearance	Dark blue to green solid or film
Identification (HPLC/MS)	Conforms to structure
Purity (HPLC)	≥ 95%
Moisture Content (KF)	≤ 1.0%
Solubility	Soluble in water, DMSO, DMF

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