Azide cyanine dye 728
Azide cyanine dye 728 (CAS: 1188332-22-0) is a fluorescent dye with the molecular formula C40H52N6O6S2 and a molecular weight of 777.01 g/mol. Exhibiting fluorescence at λex 670 nm and λem 728 nm in ethanol, this compound is valuable in chemical biology and synthesis. Its azide group makes it suitable for bio-conjugation applications, including click chemistry, enabling the labelling of biomolecules and the development of fluorescent probes.
- IUPAC
- 2-{2-{2-[(3-Azidopropyl)amino]-3-{2-[1,3-dihydro-3,3-dimethyl-1-(4-sulfobutyl)-2H-indol-2-ylidene]ethylidene}-1-cyclopenten-1-yl}ethenyl}-3,3-dimethyl-1-(4-sulfobutyl)-3H-indolium inner salt
Fluorescent Labeling
Azide cyanine dye 728 can be used to covalently label biomolecules through click chemistry reactions with alkynes. This allows for the detection and tracking of biological processes and structures.
Chemical Biology Research
Its specific fluorescent properties (λex 670 nm; λem 728 nm) make it a useful tool for studying cellular pathways and molecular interactions in vitro and in vivo.
Development of Fluorescent Probes
The dye can serve as a core structure for designing novel fluorescent probes for imaging and diagnostic applications, leveraging its azide functionality for targeted conjugation.
Organic Synthesis
This compound can be employed as a building block in the synthesis of more complex organic molecules, particularly those requiring fluorescent properties or azide-based conjugation.
| Molecular weight | 777.01 |
|---|---|
| Empirical formula | C40H52N6O6S2 |
| Storage temperature | −20°C |
Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Fluorescence | λex 670 nm; λem 728 nm in ethanol |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Azide cyanine dye 728 used for?
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Azide cyanine dye 728 is used for fluorescent labeling of biomolecules via click chemistry, in chemical biology research, and for developing fluorescent probes and complex organic molecules.
What is the CAS number and chemical formula for Azide cyanine dye 728?
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The CAS number is 1188332-22-0 and the chemical formula is C40H52N6O6S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product for research and laboratory use. The specific grade and purity are detailed in the product specifications. TSS does not represent this product as USP, EP, BP, or suitable for food, drug, or cosmetic applications.
What are the safety and handling precautions for Azide cyanine dye 728?
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This product is classified with GHS07 and a Warning signal word. It carries hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Handle with appropriate personal protective equipment, ensuring good ventilation. Avoid breathing dust/fume/gas/mist/vapours/spray and ensure adequate ventilation. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice.
How is Azide cyanine dye 728 packed, shipped, and exported?
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Tech Serve Solutions is an experienced global supplier and exporter of fine chemicals, adhering to all relevant regulations for packing, shipping, and exporting chemical products worldwide.
How can I request a sample or quote for Azide cyanine dye 728?
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Please contact our sales department via the website or by phone to request a quotation or a sample of Azide cyanine dye 728.
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