3,3′-Dioctylthiacarbocyanine iodide
3,3′-Dioctylthiacarbocyanine iodide (CAS 53213-89-1), identified as DiSC8(3), is a lipophilic cyanine dye with a molecular weight of 660.76 g/mol. This compound is primarily utilised in biochemical research for its fluorescent properties. It is employed in studies investigating membrane potential and as a fluorescent probe, suitable for applications in detection and flow cytometry, offering reliable fluorescence characteristics for scientific inquiry.
- IUPAC
- DiSC8(3)
- Synonyms
- DiSC8(3)

Membrane Potential Studies
3,3′-Dioctylthiacarbocyanine iodide, also known as DiSC8(3), is a valuable tool for researchers studying changes in membrane potential within biological systems. Its lipophilic nature allows it to integrate into cell membranes, enabling the monitoring of potential shifts.
Fluorescent Probing
As a fluorescent indicator, DiSC8(3) can be used to visualise and quantify cellular processes. Its fluorescence properties make it suitable for applications in detection assays and as a probe in flow cytometry for cellular analysis.
Biochemical Research Reagent
This cyanine dye serves as a specialised reagent in biochemical research. Its specific spectral characteristics are leveraged in various analytical techniques requiring fluorescent detection, contributing to a deeper understanding of cellular functions.
| Molecular weight | 660.76 |
|---|---|
| Empirical formula | C33H45IN2S2 |
| Assay | ≥98.0% (HPCE) |
| Solubility | DMSO: solublemethanol: soluble |
| Application | 3,3′-Dioctylthiacarbocyanine iodide [DiSC8(3)] is a cyanine dye that may be used similar to 3,3′-dipropylthiadicarbocyanine iodide [DiSC(3)(5)] for studies on membrane potential. |
| Suitability | suitable for fluorescence |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Product Line | BioReagent |
|---|---|
| Fluorescence | λex 510 nm; λem 587 nm in phosphate buffer/SDS pH 7.0 |
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 3,3′-Dioctylthiacarbocyanine iodide used for?
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3,3′-Dioctylthiacarbocyanine iodide is used for studies on membrane potential and as a fluorescent indicator and probe in biochemical research, including applications in detection and flow cytometry.
What are the CAS number and formula for 3,3′-Dioctylthiacarbocyanine iodide?
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The CAS number is 53213-89-1, and the empirical formula (Hill Notation) is C33H45IN2S2.
What grade and purity does Tech Serve Solutions supply for 3,3′-Dioctylthiacarbocyanine iodide?
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Tech Serve Solutions supplies 3,3′-Dioctylthiacarbocyanine iodide with an assay of ≥98.0% (HPCE). This product is intended for research and laboratory use. TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades.
What safety precautions should be taken when handling 3,3′-Dioctylthiacarbocyanine iodide?
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When handling 3,3′-Dioctylthiacarbocyanine iodide, it is essential to use appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if respiratory protection is needed. The compound is classified with WGK Germany 3.
How is 3,3′-Dioctylthiacarbocyanine iodide packed and shipped?
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3,3′-Dioctylthiacarbocyanine iodide is carefully packed and exported by Tech Serve Solutions, adhering to all necessary regulations for chemical transport.
How can I request a sample or quote for 3,3′-Dioctylthiacarbocyanine iodide?
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To request a sample or a quote for 3,3′-Dioctylthiacarbocyanine iodide, please contact the Tech Serve Solutions sales team through our website or by phone.
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