9-Cyano-N,N,N′-triethylpyronine-N′-caproic acid N-hydroxysuccinimide ester chloride
9-Cyano-N,N,N′-triethylpyronine-N′-caproic acid N-hydroxysuccinimide ester chloride (CAS 158358-57-7) is a chemical compound with the molecular formula C30H35N4O5Cl and a molecular weight of 567.08 g/mol. It functions as a specialised fluorescent label. Its primary application is in the sensitive detection of specific amino acids in biological samples.
- IUPAC
- NIR-1
- Synonyms
- 158358-57-7, C30H35N4O5Cl

Amino Acid Detection
This compound serves as a fluorescent label for amino acids, enabling the sensitive detection of alanine, arginine, glycine, glutamic acid, and aspartic acid. It allows for detection in the concentration range of 0.8–4.5 × 10<sup>-18</sup> M.
Cell Biology Research
Utilised as a fluorescent stain, it aids in cellular analysis and research within the field of cell biology. Its sensitivity makes it valuable for investigating intracellular components and processes.
Hematology and Histology Applications
Applied in hematology and histology, this reagent can be used for staining techniques to visualise cellular structures. Its fluorescent properties offer enhanced contrast and detail in microscopic examination.
| Molecular weight | 567.08 |
|---|---|
| Linear formula | C30H35N4O5Cl |
| Assay | ≥85% (HPLC) |
| Storage temperature | −20°C |
| Application | Fluorescent label for amino acids allows for detection of alanine, arginine, glycine, glutamic and aspartic acid in the 0.8-4.5 × 10-18 M range. |

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 9-Cyano-N,N,N′-triethylpyronine-N′-caproic acid N-hydroxysuccinimide ester chloride used for?
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This compound is used as a fluorescent label for the sensitive detection of specific amino acids such as alanine, arginine, glycine, glutamic acid, and aspartic acid in biological samples, enabling detection in the 0.8-4.5 × 10<sup>-18</sup> M range. It is also applicable in cell biology, hematology, and histology.
What are the CAS number and formula for this product?
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The CAS number is 158358-57-7 and the linear formula is C30H35N4O5Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥85% (HPLC). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety and handling considerations for this chemical?
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This product is classified as an irritant (H315, H319, H335). When handling, wear a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation to avoid dust inhalation (P261, P305 + P351 + P338).
How is this chemical shipped and exported?
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Tech Serve Solutions, a specialist global supplier and exporter since 1998, adheres to all regulations for the safe and compliant shipping and export of fine chemicals.
How can I request a sample or quote?
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Please contact our customer service team via our website or by telephone to request a sample or a formal quotation for 9-Cyano-N,N,N′-triethylpyronine-N′-caproic acid N-hydroxysuccinimide ester chloride.
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