3,3′-Diheptylthiacarbocyanine iodide
3,3′-Diheptylthiacarbocyanine iodide (CAS 53213-88-0) is a cyanine dye with the molecular formula C31H41IN2S2. This lipophilic probe is primarily utilised in biochemical research for studying membrane potential, analogous to other carbocyanine dyes. Its fluorescent properties make it valuable for detecting and visualising biological membranes in various laboratory applications.
- IUPAC
- DiSC7(3)
- Synonyms
- C31H41IN2S2DiSC7(3)

Membrane Potential Studies
3,3′-Diheptylthiacarbocyanine iodide, also known as DiSC7(3), serves as a valuable tool for investigating changes in membrane potential within biological systems. It can be used similarly to DiSC(3)(5) for these applications.
Fluorescent Probing
As a lipophilic fluorescent probe, this compound is employed in detecting and visualising cellular membranes. Its excitation and emission spectra (λex 562 nm; λem 575 nm in methanol) facilitate its use in fluorescence microscopy and related imaging techniques.
Biochemical Research Reagent
This dye is a key reagent in biochemical and biophysical research. Its properties are leveraged in studies involving lipid bilayers and the electrophysiology of cell membranes.
| Molecular weight | 632.71 |
|---|---|
| Empirical formula | C31H41IN2S2 |
| Grade | for fluorescence |
| Application | 3,3′-Diheptylthiacarbocyanine iodide [DiSC7(3)], a cyanine dye, may be used similar to 3,3′-dipropylthiadicarbocyanine iodide [DiSC(3)(5)] for membrane potential studies. |
| Suitability | in accordance 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.
| Fluorescence | λex 562 nm; λem 575 nm in methanol |
|---|
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′-Diheptylthiacarbocyanine iodide used for?
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3,3′-Diheptylthiacarbocyanine iodide is used for membrane potential studies and as a lipophilic fluorescent probe for visualising biological membranes in biochemical research.
What is the CAS number and formula for 3,3′-Diheptylthiacarbocyanine iodide?
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The CAS number is 53213-88-0 and the molecular formula is C31H41IN2S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3,3′-Diheptylthiacarbocyanine iodide for fluorescence applications. The specific assay and purity are available on the product's technical data sheet. TSS does not represent this product as USP, BP, or EP grade.
What are the safety considerations for handling 3,3′-Diheptylthiacarbocyanine iodide?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used. The substance has a WGK Germany rating of 3, indicating a high hazard to water.
How is 3,3′-Diheptylthiacarbocyanine iodide packed and shipped?
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This chemical is carefully packed and exported globally by Tech Serve Solutions, adhering to all necessary shipping regulations for fine chemicals.
How can I request a sample or quote for 3,3′-Diheptylthiacarbocyanine iodide?
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To request a sample or a quote, please contact the Tech Serve Solutions sales department through our website or by phone.
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