Description

Bis-(N,N'-Amine-Peg3)-Cy5 CAS NO 2107273-36-7 is a specialized, bifunctional cyanine dye derivative engineered for advanced bioconjugation and labeling applications. This compound matters for researchers and manufacturers who require precise, high-affinity fluorescent tagging of biomolecules, enabling critical detection and imaging workflows. It is primarily needed by professionals in pharmaceutical R&D, diagnostic assay development, and life science research for creating targeted probes and therapeutic conjugates.

Application

• Bioconjugation Reagent: For covalent attachment of the Cy5 fluorophore to proteins, antibodies, peptides, and oligonucleotides via its amine-reactive PEG linkers.
• Fluorescent Probe Synthesis: A key building block in the development of near-infrared (NIR) imaging agents and diagnostic probes.
• Antibody-Drug Conjugate (ADC) Development: Used in the research and construction of ADCs for targeted cancer therapy and imaging.
• In Vivo and In Vitro Imaging: Enables fluorescence-based tracking and visualization in cellular assays, small animal imaging, and histological studies.
• Diagnostic Assay Manufacturing: Integral for producing high-sensitivity lateral flow assays (LFAs), ELISA kits, and other immunoassays.
• Nucleic Acid Labeling: Facilitates the fluorescent tagging of DNA and RNA for sequencing, microarray, and FISH applications.

Basic Information

Product Name	Bis-(N,N'-Amine-Peg3)-Cy5
CAS No.	2107273-36-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Bis(N,N'-Amine-PEG3)-Cy5; Cyanine5 bis(PEG3 amine); Cy5 bis-PEG3 amine; Bis-amine-PEG3-Cy5; N,N'-Bis(3-aminopropyl)-PEG3-Cy5 conjugate; Cy5-PEG3-bis-amine; 2107273-36-7; Bifunctional Cy5-PEG3-NH2
EINECS	Contact for details

Quality Control

Every batch of Bis-(N,N'-Amine-Peg3)-Cy5 is produced and tested under strict quality management protocols to ensure consistency and performance for sensitive research and manufacturing applications. Our products undergo rigorous quality testing, including HPLC for purity and identity verification, to ensure compliance with industry standards. 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. This compound 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 blue to purple solid
Identification (HPLC/UV-Vis)	Conforms
Purity (HPLC)	≥ 95%
Moisture Content (KF)	≤ 1.0%

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