Phosphazene base P4-t-Oct solution
Phosphazene base P4-t-Oct solution (CAS: 153136-05-1, Formula: C26H71N13P4) is an exceptionally strong, non-ionic nitrogen base. This phosphazene derivative, with a molecular weight of 689.82 g/mol, is supplied as a 1.00 M solution in hexane. Its potent basicity and unique structure make it valuable in advanced organic synthesis and as a specialized reagent in chemical research.
- IUPAC
- 1-tert-Octyl-4,4,4-tris(dimethylamino)-2,2-bis[tris(dimethylamino)phosphoranylidenamino]-2λ5,4λ5-catenadi(phosphazene)

Catalysis in Organic Synthesis
As a highly effective strong base, P4-t-Oct solution can catalyse a range of organic transformations, including deprotonation reactions and alkylations, often under mild conditions due to its non-ionic nature.
Reagent for Specialty Chemical Production
Its unique chemical properties make it suitable for synthesising complex molecules and intermediates in the pharmaceutical and fine chemical industries where precise control over basicity is required.
Research and Development
Used in academic and industrial R&D settings for exploring new synthetic methodologies and developing novel chemical entities that benefit from strong, non-nucleophilic basic catalysis.
| Molecular weight | 689.82 |
|---|---|
| Empirical formula | C26H71N13P4 |
| Concentration | 1.00 M±0.05 M in hexane |
| 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
- H336May cause drowsiness or dizziness
- H361F
- H373May cause damage to organs through prolonged exposure
- H411Toxic to aquatic life with long-lasting effects
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | -26 °C / -14.8 °F |
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C,N |
| Risk statements (R) | 11-34-48/20-51/53-62-65-67 |
| Safety statements (S) | 16-26-36/37/39-45-61-62 |
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 Phosphazene base P4-t-Oct solution used for?
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Phosphazene base P4-t-Oct solution is used as an exceptionally strong, non-ionic nitrogen base, valuable for catalysis in advanced organic synthesis and the production of specialty chemicals and research compounds.
What are the CAS number and formula for Phosphazene base P4-t-Oct solution?
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The CAS number is 153136-05-1, and the molecular formula is C26H71N13P4.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phosphazene base P4-t-Oct solution at a concentration of 1.00 M ± 0.05 M in hexane. TSS does not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Phosphazene base P4-t-Oct solution be handled safely?
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This product is a Danger material, flammable and corrosive, and can cause severe skin burns and eye damage. It may also cause respiratory irritation, be harmful if swallowed, and is suspected of damaging fertility or the unborn child. Handle with extreme caution using appropriate personal protective equipment, including gloves, goggles, and respiratory protection, in a well-ventilated area.
Is Phosphazene base P4-t-Oct solution packed and exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Phosphazene base P4-t-Oct solution, ensuring proper packaging and adherence to international shipping regulations.
How can I request a quote or sample for Phosphazene base P4-t-Oct solution?
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To request a quote or sample for Phosphazene base P4-t-Oct solution, please contact our sales team through the website or via direct inquiry, providing your specific requirements.
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