PR-619
PR-619 (CAS: 2645-32-1; C7H5N5S2) is a chemical compound with a molecular weight of 223.28 g/mol. This compound is recognised for its utility in various biological research applications, particularly in cell biology, cell signalling, and studies involving intracellular protein degradation. Its properties are also relevant in research concerning nitric oxide and cell stress pathways, as well as in the investigation of ubiquitin and protease systems. Tech Serve Solutions supplies PR-619 for laboratory research purposes.
- IUPAC
- 2,6-Diamino-3,5-dithiocyanopyridine,Thiocyanic acid C,C′-(2,6-diamino-3,5-pyridinediyl) ester; 2,6-Diaminopyridine-3,5-bis(thiocyanate)
- Synonyms
- 2,6-Diamino-3,5-dithiocyanopyridineThiocyanic acid C,C′-(2,6-diamino-3,5-pyridinediyl) ester2,6-Diaminopyridine-3,5-bis(thiocyanate)

Cell Biology Research
PR-619 is employed in cell biology studies to investigate cellular mechanisms and processes. Its application aids in understanding fundamental cellular functions and responses.
Cell Signalling Pathways
This compound serves as a tool in the research of cell signalling pathways. It can be used to probe the complex communication networks within and between cells.
Intracellular Protein Degradation Studies
Researchers utilise PR-619 to explore mechanisms of intracellular protein degradation. This is crucial for understanding cellular homeostasis and disease processes.
Nitric Oxide and Cell Stress Research
PR-619 finds application in studies investigating the role of nitric oxide and cellular stress responses. It helps in elucidating the molecular events associated with oxidative stress.
Ubiquitin-Protease System Investigations
The compound is relevant for research into the ubiquitin-protease system, a key regulator of protein turnover and cellular regulation. It assists in understanding proteasomal activity.
| Molecular weight | 223.28 |
|---|---|
| Empirical formula | C7H5N5S2 |
| Assay | ≥95% (HPLC) |
| Solubility | DMSO: soluble5 mg/mL (clear solution) |
| Storage temperature | −20°C |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41-43 |
| Safety statements (S) | 26-36/37/39 |
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 PR-619 used for?
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PR-619 is used in various biological research applications, including cell biology, cell signalling, intracellular protein degradation studies, nitric oxide and cell stress research, and investigations of the ubiquitin-protease system.
What are the CAS number and formula for PR-619?
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The CAS number for PR-619 is 2645-32-1, and its empirical formula is C7H5N5S2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies PR-619 with an assay of ≥95% (HPLC). TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should PR-619 be handled and stored?
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PR-619 is classified as dangerous. It may cause respiratory irritation, skin irritation, serious eye damage, and allergic skin reactions. Handle with appropriate personal protective equipment in a well-ventilated area, and store at -20°C.
How is PR-619 packed, shipped, and exported?
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PR-619 is typically supplied in quantities suitable for laboratory research and is exported globally by Tech Serve Solutions in compliance with all relevant shipping regulations.
How can I request a sample or quote for PR-619?
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To request a sample or quote for PR-619, please contact the Tech Serve Solutions sales team via the website or direct inquiry.
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