4-(2-Carboxyphenyl)-7-diethylamino-2-(7-diethylamino-2-oxochroman-3-yl)-chromylium perchlorate
4-(2-Carboxyphenyl)-7-diethylamino-2-(7-diethylamino-2-oxochroman-3-yl)-chromylium perchlorate (CAS 168206-21-1) is a chromylium salt with the molecular formula C33H33ClN2O9. This compound is specifically suited for fluorescence applications, exhibiting excitation and emission maxima. Supplied by Tech Serve Solutions, it serves as a valuable reagent in various chemical and biochemical research contexts.

Fluorescence-Based Assays
This chromylium perchlorate derivative is suitable for developing fluorescence-based assays due to its specific excitation (λex 654 nm) and emission (λem 694 nm) characteristics. It can be employed in scientific research for detecting or quantifying analytes that interact with its fluorescent properties.
Biochemical Research Reagent
As a member of the BioReagent product line, this compound is intended for use in biochemical research. Its fluorescent nature may allow for applications in imaging, labelling, or as a probe in complex biological systems.
Dye and Label Development
The distinct fluorescence properties of this chromylium salt make it a potential candidate for use in the development of specialised fluorescent labels or dyes. Researchers may explore its incorporation into larger molecular structures for specific applications.
| Molecular weight | 637.08 |
|---|---|
| Empirical formula | C33H33ClN2O9 |
| Assay | ≥80% (HPLC) |
| 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 654 nm; λem 694 nm in methylene chloride |
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-(2-Carboxyphenyl)-7-diethylamino-2-(7-diethylamino-2-oxochroman-3-yl)-chromylium perchlorate used for?
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This compound is suitable for fluorescence applications, serving as a reagent in biochemical research and potentially for developing fluorescent labels and probes.
What are the CAS number and chemical formula for this compound?
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The CAS number is 168206-21-1 and the empirical formula is C33H33ClN2O9.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥80% (HPLC). TSS does not represent it as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.
What are the safety and handling considerations for this chemical?
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Appropriate personal protective equipment including eyeshields and gloves is required. A type N95 (US) or type P1 (EN143) respirator filter is recommended. This compound has a WGK rating of 3 in Germany, indicating a high hazard to water.
How is this product packed, shipped, or exported?
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Tech Serve Solutions is a global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, adhering to international shipping regulations for chemical products.
How can I request a sample or quote for this product?
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Please contact Tech Serve Solutions directly through our website or sales channels to request a sample or a quotation for 4-(2-Carboxyphenyl)-7-diethylamino-2-(7-diethylamino-2-oxochroman-3-yl)-chromylium perchlorate.
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