Tributyl(tetradecyl)phosphanium tetrafluoroborate

C26H56BF4P

tributyl(tetradecyl)phosphanium tetrafluoroborate

CAS125792-14-5
GHS07 Gefahrensymbol: Gesundheitsschädlich/Reizend – Ausrufezeichen
GHS08 Gefahrensymbol: Gesundheitsgefahr – Gesundheitsgefahr
GHS05 Gefahrensymbol: Ätzend – Ätzwirkung
GHS09 Gefahrensymbol: Umweltgefährlich – Umwelt
Danger

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Identification

CAS Number
125792-14-5
EC Number
413-520-1
UN Number
3261
Index Number
015-169-00-6
PubChem CID
183728

Physical-chemical properties

Molecular Formula
C26H56BF4P
Molar Mass
486.50 g/mol
IUPAC Name
tributyl(tetradecyl)phosphanium tetrafluoroborate

Chemical Identifiers

InChI
InChI=1S/C26H56P.BF4/c1-5-9-13-14-15-16-17-18-19-20-21-22-26-27(23-10-6-2,24-11-7-3)25-12-8-4;2-1(3,4)5/h5-26H2,1-4H3;/q+1;-1
InChI Key
HXDHZANEMKRYHV-UHFFFAOYSA-N

Overview

Tributyl(tetradecyl)phosphanium tetrafluoroborate (CAS 125792-14-5) is a quaternary phosphonium salt with ionic liquid properties and surface-active characteristics. This specialized quaternary phosphonium compound represents an important class of ionic liquids used in various industrial applications. The molecule consists of a phosphonium cation with three butyl groups and one tetradecyl chain, paired with a tetrafluoroborate anion. This asymmetric structure gives the compound unique physicochemical properties, including excellent thermal stability, low volatility, and distinctive solubility characteristics that make it valuable for specialized technical applications. The compound exhibits significant safety considerations due to its corrosive nature and potential health hazards. Classified as Skin Corr. 1B, it can cause severe skin burns and eye damage upon contact. The substance also presents acute toxicity concerns (Acute Tox. 4) and may cause damage to organs through prolonged or repeated exposure (STOT RE 2). Additionally, it demonstrates high aquatic toxicity, being classified as both Aquatic Acute 1 and Aquatic Chronic 1, requiring careful environmental handling protocols. Primary industrial applications include its use as a phase transfer catalyst in organic synthesis, as an ionic liquid medium for electrochemical processes, and as a surfactant in specialized formulations. Its ionic liquid properties make it particularly suitable for applications requiring non-volatile solvents or electrolytes. Unlike simpler compounds such as (Z)-octadec-9-en-1-amine, this phosphonium salt offers enhanced thermal stability and unique solubilization properties for complex chemical processes. OYSI maintains reliable supply chains for tributyl(tetradecyl)phosphanium tetrafluoroborate to support European industrial customers requiring this specialized chemical intermediate.

Safety & Classification

Danger
Classification:

Acute Tox. 4 *; STOT RE 2 *; Skin Corr. 1B; Skin Sens. 1; Aquatic Acute 1; Aquatic Chronic 1

HHazard Statements (H-Statements)

Describe the nature and severity of the hazard

H302

Harmful if swallowed.

H373

May cause damage to organs through prolonged or repeated exposure.

H314

Causes severe skin burns and eye damage.

H317

May cause an allergic skin reaction.

H400

Very toxic to aquatic life.

H410

Very toxic to aquatic life with long lasting effects.

Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).

First Aid Measures

Skin Contact

Harmful

Measures if substance contacts the skin

First Aid Actions

  • +P302IF ON SKIN:
  • +P352Wash with plenty of water.
  • +P361Take off immediately all contaminated clothing.
  • +P313Get medical advice/attention.

Related hazard statements:

Eye Contact

Harmful

Measures if substance gets into the eyes

First Aid Actions

  • +P305IF IN EYES:
  • +P351Rinse cautiously with water for several minutes.
  • +P338Remove contact lenses, if present and easy to do. Continue rinsing.
  • +P313Get medical advice/attention.

Related hazard statements:

Ingestion

Harmful

Measures if substance is accidentally swallowed

First Aid Actions

  • +P301IF SWALLOWED:
  • +P330Rinse mouth.
  • +P331Do NOT induce vomiting.
  • +P310Immediately call a POISON CENTER/doctor.

Related hazard statements:

General Measures

Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)

First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.

Transport (ADR)

UN Number3261
ADR Class8
Packing GroupII
Tunnel CodeE
Proper Shipping NameTributyltetradecylphosphoniumtetrafluorborat, fest
Marine PollutantNo

Frequently Asked Questions

What is tributyl(tetradecyl)phosphanium tetrafluoroborate?

Tributyl(tetradecyl)phosphanium tetrafluoroborate is a quaternary phosphonium salt with the molecular formula C26H56BF4P and CAS number 125792-14-5. This organo-phosphorus compound has a molecular weight of 486.5 g/mol and features a tetrafluoroborate anion paired with a large phosphonium cation containing butyl and tetradecyl alkyl chains. It is classified as a hazardous chemical requiring careful handling due to its corrosive and toxic properties.

What are the physicochemical properties of tributyl(tetradecyl)phosphanium tetrafluoroborate?

Tributyl(tetradecyl)phosphanium tetrafluoroborate is an organic phosphonium salt with a molecular weight of 486.5 g/mol and formula C26H56BF4P. As a quaternary phosphonium compound with long alkyl chains, it likely exhibits surfactant-like properties and limited water solubility due to its hydrophobic character. The compound's physical appearance, exact melting point, and detailed solubility data would require specific analytical testing for precise determination.

What is tributyl(tetradecyl)phosphanium tetrafluoroborate used for?

Tributyl(tetradecyl)phosphanium tetrafluoroborate is primarily used as a phase transfer catalyst in organic synthesis and chemical manufacturing processes. Its quaternary phosphonium structure makes it effective for facilitating reactions between aqueous and organic phases. The compound may also serve as an ionic liquid precursor, surfactant, or specialized reagent in pharmaceutical intermediates production and advanced materials synthesis where controlled ionic properties are required.

How to handle tributyl(tetradecyl)phosphanium tetrafluoroborate safely?

Tributyl(tetradecyl)phosphanium tetrafluoroborate requires careful handling due to its corrosive and toxic nature (Skin Corr. 1B, Acute Tox. 4). Essential PPE includes chemical-resistant gloves, safety goggles, face shield, and protective clothing. Work in well-ventilated areas or under fume extraction. Avoid skin and eye contact, inhalation, and ingestion. Use appropriate engineering controls and ensure emergency eyewash and shower facilities are readily accessible during handling operations.

How to store tributyl(tetradecyl)phosphanium tetrafluoroborate correctly?

Tributyl(tetradecyl)phosphanium tetrafluoroborate should be stored in tightly sealed, chemically compatible containers in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Given its corrosive properties, use corrosion-resistant storage containers and secondary containment. Keep away from strong bases, reducing agents, and moisture. Store separately from food, feed, and drinking water. Implement appropriate spill containment measures and restrict access to authorized personnel only.

What to do in case of contact with tributyl(tetradecyl)phosphanium tetrafluoroborate?

Tributyl(tetradecyl)phosphanium tetrafluoroborate contact requires immediate action due to its corrosive nature. For skin contact: immediately remove contaminated clothing and rinse with copious water for at least 15 minutes. Eye contact: flush immediately with water for 15-20 minutes, holding eyelids open. If inhaled: move to fresh air immediately. If ingested: do not induce vomiting, rinse mouth with water. Seek immediate medical attention in all cases and provide SDS to medical personnel.

How to dispose of tributyl(tetradecyl)phosphanium tetrafluoroborate properly?

Tributyl(tetradecyl)phosphanium tetrafluoroborate must be disposed of as hazardous waste in accordance with local, national, and EU regulations. Contact licensed hazardous waste disposal companies for proper treatment and disposal. Do not discharge to sewers, waterways, or soil due to its aquatic toxicity classification (Aquatic Acute 1, Aquatic Chronic 1). Small quantities may require neutralization or special chemical treatment before disposal. Always consult the SDS and local environmental authorities for specific disposal requirements.

How to transport tributyl(tetradecyl)phosphanium tetrafluoroborate?

Tributyl(tetradecyl)phosphanium tetrafluoroborate is classified as ADR Class 8 (Corrosive substances), Packing Group II, indicating moderate danger level for transport. Use UN-specification packaging suitable for corrosive materials with appropriate hazard labels and documentation. Vehicles must carry emergency equipment for corrosive substances. Transport requires ADR-trained drivers and proper shipping papers. Ensure packages are secure, upright, and protected from damage during transit while following all applicable dangerous goods regulations.

Is tributyl(tetradecyl)phosphanium tetrafluoroborate subject to specific regulations?

Tributyl(tetradecyl)phosphanium tetrafluoroborate is subject to EU REACH and CLP regulations requiring registration, classification, and safety data sheets. It is not currently listed as an SVHC (Substance of Very High Concern). The compound must be handled according to its GHS classification including pictograms GHS05, GHS07, GHS08, and GHS09. Industrial users must implement appropriate risk management measures and may need to register uses under REACH depending on quantities and applications.

Where to buy tributyl(tetradecyl)phosphanium tetrafluoroborate in Europe?

Tributyl(tetradecyl)phosphanium tetrafluoroborate is available through OYSI, a specialized European distributor of technical chemicals. OYSI provides this phosphonium salt to industrial customers across Europe with proper documentation, safety data sheets, and regulatory compliance support. As a professional chemical distributor, OYSI ensures quality standards and handles the complex logistics required for this regulated corrosive substance. Contact OYSI directly for availability, specifications, and technical support for your specific application requirements.

Data Sources

Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.