4-(p-Dihexadecylaminostyryl)-N-methylquinolinium iodide
4-(p-Dihexadecylaminostyryl)-N-methylquinolinium iodide (CAS: 135367-81-6; Formula: C50H81N2I) is a specialized chemical compound supplied by Tech Serve Solutions. With a molecular weight of 837.10, this quinolinium derivative functions primarily as a membrane charge-shift probe. Its unique properties make it valuable in various biological research applications, particularly in cell biology, for investigating cellular membranes.
- IUPAC
- DiQ

Membrane Charge-Shift Probe
Utilised in cellular studies to investigate changes in membrane potential and charge distribution. This probe allows researchers to monitor dynamic processes occurring at the cell membrane surface.
Cell Biology Research
A key reagent for researchers in cell biology requiring precise tools for membrane studies. It aids in understanding cellular function and response mechanisms.
Fluorescence Staining Applications
Can be employed as a dye in specific histological and hematological staining procedures, contributing to the visualisation of cellular structures.
| Molecular weight | 837.10 |
|---|---|
| Linear formula | C50H81N2I |
| Assay | ≥95% (TLC) |
| Storage temperature | −20°C |
| Application | Membrane charge-shift probe |

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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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 4-(p-Dihexadecylaminostyryl)-N-methylquinolinium iodide used for?
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This compound is primarily used as a membrane charge-shift probe in cell biology research.
What are the CAS number and formula for this chemical?
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The CAS number is 135367-81-6, and the molecular formula is C50H81N2I.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of ≥95% (TLC). We do not represent it as meeting pharmacopoeia standards such as USP, BP, or EP unless explicitly stated.
How should I handle 4-(p-Dihexadecylaminostyryl)-N-methylquinolinium iodide?
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This compound is a Warning chemical that may cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves, in a well-ventilated area. Store at -20°C.
Is this product available for international export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, and this product can be shipped internationally.
How can I request a sample or a quote?
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Please contact our customer service team through our website to request a sample or a quotation for 4-(p-Dihexadecylaminostyryl)-N-methylquinolinium iodide.
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