Iris 7-WS carboxylic acid
Iris 7-WS carboxylic acid (CAS: 1356154-86-3; Formula: C53H58KN3O10S2; MW: 1000.27) is a potent luminescent compound utilised in biochemical and reagent applications. Its distinct fluorescence properties, with excitation at 777 nm and emission at 796 nm, make it suitable for sensitive detection methods. This compound is supplied by Tech Serve Solutions for research and development purposes.
- IUPAC
- 2-{2-{2-[4-(4-Carboxybutyrylamino)phenoxy]-3-{2-[1-(hex-5-ynyl)-1,3-dihydro-3,3-dimethyl-5-sulfoindol-2-ylidene]ethylidene}cyclohex-1-enyl}vinyl}-1-(hex-5-ynyl)-3,3-dimethyl-3H-indolium-5-sulfonate monopotassium salt

Fluorescent Labelling
Iris 7-WS carboxylic acid can be employed as a fluorescent label in biological assays due to its specific excitation and emission wavelengths. Its spectral characteristics allow for sensitive detection in complex biological matrices.
Biochemical Detection
This compound is valuable for detection systems in biochemical research. Its luminescent properties facilitate the quantification or visualisation of specific analytes or processes.
Wavelength Index Studies
As a compound within the Wavelength Index category, Iris 7-WS carboxylic acid contributes to spectral studies and the development of new optical detection technologies.
| Molecular weight | 1000.27 |
|---|---|
| Empirical formula | C53H58KN3O10S2 |
| Storage temperature | −20°C |

Hazard statements
- H300Fatal if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P264Wash thoroughly after handling
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | T+,Xn |
| Risk statements (R) | 21-26/28-36/37/38 |
| Safety statements (S) | 26-28-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Fluorescence | λex 777 nm; λem 796 nm in 0.1 M phosphate 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 Iris 7-WS carboxylic acid used for?
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Iris 7-WS carboxylic acid is used in biochemical and reagent applications, particularly for fluorescent labelling and detection, owing to its specific excitation and emission wavelengths (λex 777 nm; λem 796 nm).
What are the CAS number and formula for Iris 7-WS carboxylic acid?
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The CAS number for Iris 7-WS carboxylic acid is 1356154-86-3, and its empirical formula is C53H58KN3O10S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Iris 7-WS carboxylic acid for research and development. The specific assay or grade is not detailed; TSS does not represent this product as USP, BP, or EP grade.
How should Iris 7-WS carboxylic acid be handled and stored?
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Iris 7-WS carboxylic acid is a Danger substance. Handle with extreme care due to acute toxicity (oral, dermal) and irritation (skin, eyes, respiratory tract) hazards (H300-H312-H315-H319-H335). Store at −20°C.
Is Iris 7-WS carboxylic acid available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals and reagents, including Iris 7-WS carboxylic acid.
How can I request a sample or quote for Iris 7-WS carboxylic acid?
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To request a sample or quote, please contact the Tech Serve Solutions sales team via the website or listed contact details, providing the product name and CAS number (1356154-86-3).
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