Tetrakis[tris(dimethylamino)phosphoranylidenamino]phosphonium fluoride solution
Tetrakis[tris(dimethylamino)phosphoranylidenamino]phosphonium fluoride solution (CAS: 156206-56-3) is a potent phosphazene base with the molecular formula C24H72FN16P5 and a molecular weight of 758.80 g/mol. Supplied as a solution in benzene, this compound serves as an exceptionally strong, non-ionic nitrogen base. It finds critical applications in chemical synthesis, particularly where a powerful, yet neutral, base is required for complex organic transformations.
- IUPAC
- Phosphazenium fluoride P5-F
![Tetrakis[tris(dimethylamino)phosphoranylidenamino]phosphonium fluoride solution (C24H72FN16P5) — chemical structure, CAS 156206-56-3; Chemistry, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F156206-56-3.png&w=3840&q=75)
Extremely Strong Non-Ionic Base
This phosphazene compound acts as a highly effective, non-ionic base, enabling deprotonation reactions where traditional bases might be unsuitable. Its exceptional strength makes it valuable for challenging synthetic transformations.
Chemical Synthesis Reagent
As a specialized synthetic reagent, it is employed in various organic syntheses. Its unique properties allow for specific reaction pathways and the formation of complex molecules in research and development settings.
Phosphazene Chemistry
It is a key example within the family of phosphazene bases, known for their extreme basicity and non-charged nature. This class of compounds offers unique advantages in organophosphorus chemistry and beyond.
| Molecular weight | 758.80 |
|---|---|
| Empirical formula | C24H72FN16P5 |
| Concentration | ~0.3 M in benzene |
| Application | Phosphazene Bases: a Family of Extremely Strong, Non-Ionic, Non-Charged Nitrogen–Bases |



Hazard statements
- H225Highly flammable liquid and vapour
- H304May be fatal if swallowed and enters airways
- H314Causes severe skin burns and eye damage
- H340May cause genetic defects
- H350May cause cancer
- H372Causes damage to organs through prolonged exposure
Precautionary statements
- P201Obtain special instructions before use
- P210Keep away from heat, sparks and open flames. No smoking
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -11 °C / 12.2 °F |
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,T |
| Risk statements (R) | 45-46-11-34-48/23/24/25-65 |
| Safety statements (S) | 53-16-26-36/37/39-45-62 |
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 Tetrakis[tris(dimethylamino)phosphoranylidenamino]phosphonium fluoride solution used for?
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This compound is primarily used as an extremely strong, non-ionic nitrogen base in chemical synthesis, particularly within phosphazene chemistry.
What is the CAS number and chemical formula?
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The CAS number is 156206-56-3, and the empirical formula is C24H72FN16P5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product as a solution in benzene, approximately 0.3 M. TSS does not represent this product as USP, BP, or EP grade; it is intended for research and technical applications.
How should Tetrakis[tris(dimethylamino)phosphoranylidenamino]phosphonium fluoride solution be handled safely?
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This product is labelled with Danger and poses significant hazards including flammability, severe skin burns and eye damage, and potential genetic defects and cancer. Strict adherence to safety protocols, including the use of full-face respirators, chemical-resistant gloves, goggles, and protective clothing, is mandatory. Ensure adequate ventilation and avoid ignition sources.
Is this product suitable for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals. This product can be shipped internationally, adhering to all relevant regulations.
How can I request a quote or sample?
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To request a quote or sample, please contact our sales team via the website or provide your details through the 'Enquire Now' form, specifying the product name or CAS number.
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