Tetraoctylphosphonium bromide

Basic Information

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CAS Number

23906-97-0

Molecular Formula

C32H68BrP

Molecular Weight

563.8 g/mol

Chemical Classification

Agricultural Chemicals Pesticides Insecticides

Polymers and Plastics Thermoplastics Polyolefins

Basic Physical Properties

Melting Point

42.0 to 46.0 deg-C

Boiling Point

°Cat760mmHg

Flash Point

>230 °F

SMILES

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CCCCCCCC[P+](CCCCCCCC)(CCCCCCCC)CCCCCCCC.[Br-]

InChI

InChI=1S/C32H68P.BrH/c1-5-9-13-17-21-25-29-33(30-26-22-18-14-10-6-2,31-27-23-19-15-11-7-3)32-28-24-20-16-12-8-4;/h5-32H2,1-4H3;1H/q+1;/p-1

InChIKey

QVBRLOSUBRKEJW-UHFFFAOYSA-M

LogP

9.45000

Complexity

281

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Stability

hygroscopic

Synonyms & References

English

J-015269
DTXSID5047900
T1650
QVBRLOSUBRKEJW-UHFFFAOYSA-M
tetraoctylphosphanium;bromide
CAS-23906-97-0
CS-0323916
SCHEMBL125260
4DW4BJ8UKX
Tetraoctylphosphoniumbromide
D92498
tetraoctylphosphanium bromide
Phosphonium, tetraoctyl-, bromide
NS00051679
Tetraoctylphosphonium bromide
AS-59832
Tetra-n-octylphosphonium Bromide
NCGC00258130-01
Tox21_200576
Tetraoctylphosphonium bromide, min.
MFCD00210101
EINECS 245-935-7
CHEMBL3182779
23906-97-0
DTXCID8027876
Tetraoctylphosphonium bromide (45-55 wt% in toluene)
AKOS015833043
Phosphonium, tetraoctyl-, bromide (1:1)
Phosphonium,tetraoctyl-, bromide (1:1)
TETRA-N-OCTYLPHOSPHONIUM BROMIDE
tetraoctylphosphanium,bromide

MDL Number

MFCD00210101

Customs Code

2931900090

FAQ

What are the physical and chemical properties of Tetraoctylphosphonium bromide (CAS: 23906-97-0)?

Tetraoctylphosphonium bromide (CAS: 23906-97-0) is a solid at room temperature, with a high melting point of 226-228°C. Its molecular weight is approximately 469.44 g/mol. This compound has a low solubility in water but is soluble in organic solvents like ethanol and acetone. It exhibits moderate reactivity towards nucleophiles and can act as a cationic surfactant in various applications.

How is Tetraoctylphosphonium bromide (CAS: 23906-97-0) typically synthesized?

Tetraoctylphosphonium bromide (CAS: 23906-97-0) is typically synthesized by reacting phosphorus tribromide with octanol in the presence of a catalyst like pyridine. The reaction yields high purity product in 90% yield. The process requires precise control of temperature and reaction time to ensure optimal product formation and selectivity.

What industries use Tetraoctylphosphonium bromide (CAS: 23906-97-0)?

Tetraoctylphosphonium bromide (CAS: 23906-97-0) is widely used in pharmaceuticals for drug delivery systems, in polymers for surfactant applications, in sensors for detection of specific analytes, and in semiconductors for surface modification. It is also employed in cosmetics and as a stabilizer in oil and gas exploration.

What precautions should be taken when handling Tetraoctylphosphonium bromide (CAS: 23906-97-0)?

When handling Tetraoctylphosphonium bromide (CAS: 23906-97-0), it is crucial to wear appropriate Personal Protective Equipment (PPE) such as gloves, goggles, and a lab coat. Work should be carried out in a well-ventilated hood to minimize inhalation risk. Spills should be cleaned up using appropriate absorbents, and proper safety data sheets (SDS) should be consulted for detailed spill procedures and emergency response guidelines.