Dipyrrolidino(N-succinimidyloxy)carbenium hexafluorophosphate
Tech Serve Solutions (TSS) offers Dipyrrolidino(N-succinimidyloxy)carbenium hexafluorophosphate (CAS: 207683-26-9), a chemical compound with the formula C13H20F6N3O3P and a molecular weight of 411.28 g/mol. This reagent is recognised for its efficacy in peptide coupling reactions, offering a non-hygroscopic and excellent alternative to other coupling agents. It is particularly valued for its generation of non-cytotoxic reaction products, making it a preferred choice in chemical synthesis and biological applications where product integrity is paramount.
- IUPAC
- N,N,N′,N′-Bis(tetramethylene)-O-(N-succinimidyl)uronium hexafluorophosphate,O-(N-Succinimidyl)-N,N,N′,N′-bis(tetramethylene)uronium hexafluorophosphate,HSPyU
- Synonyms
- HSPyU

Peptide Synthesis
This compound serves as an efficient coupling reagent in the synthesis of peptides. Its ability to facilitate amide bond formation without generating cytotoxic byproducts is advantageous for creating complex peptide sequences and analogues.
Chemical Synthesis
Beyond peptide chemistry, it functions as a versatile synthetic reagent in organic chemistry. Its unique structure and reactivity allow for various coupling reactions, contributing to the development of novel organic molecules.
Chemical Biology
In chemical biology, this reagent is employed for modifying biomolecules or synthesising labelled compounds. Its utility in forming linkages without adverse effects on biological systems is a significant benefit for research.
| Molecular weight | 411.28 |
|---|---|
| Empirical formula | C13H20F6N3O3P |
| Assay | ≥98.0% (CHN) |
| Solubility | acetonitrile: soluble0.1 g/mL, clear |
| Storage temperature | 2-8°C |
| Application | New, excellent and non-hygroscopic reagent for peptide coupling giving no cytotoxic reaction products |
| Melting point | ~145 °C152-154 °C(lit.) |

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 Dipyrrolidino(N-succinimidyloxy)carbenium hexafluorophosphate used for?
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Dipyrrolidino(N-succinimidyloxy)carbenium hexafluorophosphate is primarily used as an efficient and non-hygroscopic coupling reagent in peptide synthesis and general chemical synthesis, known for producing non-cytotoxic reaction products.
What is the CAS number and formula for this compound?
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The CAS number is 207683-26-9 and the molecular formula is C13H20F6N3O3P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of ≥98.0% (CHN). TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Dipyrrolidino(N-succinimidyloxy)carbenium hexafluorophosphate be handled and stored?
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This compound is classified with GHS07 signal word 'Warning' and has hazard statements H315, H319, and H335, indicating it can cause skin irritation, serious eye irritation, and respiratory irritation. It should be handled with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves. Storage at 2-8°C is recommended.
How is this chemical packed and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, packaging and exporting products according to international shipping regulations.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team through the TSS website or by phone, providing the product name and CAS number.
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