Triisobutylphosphine sulfide

Basic Information

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CAS Number

3982-87-4

Molecular Formula

C12H27PS

Molecular Weight

234.39 g/mol

Chemical Classification

Fine Chemicals Surfactants Anionic Surfactants

Agricultural Chemicals Pesticides Insecticides

Basic Physical Properties

Melting Point

59-60 ºC

Boiling Point

288.3±23.0 ºC (760 Torr),

Flash Point

128.1±22.6 ºC,

Solubility

Insuluble (4.2E-3 g/L) (25 ºC),

Refractive Index

1.463

SMILES

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CC(C)CP(=S)(CC(C)C)CC(C)C

InChI

InChI=1S/C12H27PS/c1-10(2)7-13(14,8-11(3)4)9-12(5)6/h10-12H,7-9H2,1-6H3

InChIKey

MXRLZCWBOJMFJG-UHFFFAOYSA-N

LogP

4.433900000000004

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

161

Synonyms & References

English

TIBPS
DTXSID80890567
Triisobutylphosphine sulfide
Triisobutylphosphine sulfide, >=97.0% (CHN)
SCHEMBL2549960
AKOS025295290
tris(2-methylpropyl)--phosphanethione
Cyanex 471X
NS00048851
EINECS 223-621-0
Tris(2-methylpropyl)phosphine sulfide
tris(2-methylpropyl)-sulfanylidene-lambda5-phosphane
3982-87-4
NSC222464
Phosphine sulfide, triisobutyl-
NSC-222464
NSC 222464
53AW9L5CH6
Triisobutylphosphine sulphide
tris(2-methylpropyl)-sulfanylidenephosphorane
Phosphine sulfide, tris(2-methylpropyl)-
Phosphine sulfide,tris(2-methylpropyl)-
tris(2-methylpropyl)-sulfanylidene-λ<sup>5</sup>-phosphane
tri-i-butylphosphine sulfide
triisobutyl-phosphine sulfide
Triisobutyl-phosphinsulfid

MDL Number

MFCD00216755

FAQ

What are the physical and chemical properties of Triisobutylphosphine sulfide (CAS: 3982-87-4)?

Triisobutylphosphine sulfide (CAS: 3982-87-4) is a colorless liquid with a molecular weight of approximately 256.44 g/mol. It is slightly soluble in water but miscible with many organic solvents. Chemically, it is a reagent known for its reducing properties and is used as a ligand in organophosphorus chemistry. It is stable under normal conditions but can react with strong oxidizers.

How is Triisobutylphosphine sulfide (CAS: 3982-87-4) typically synthesized?

Triisobutylphosphine sulfide is typically synthesized by the reaction of triisobutylphosphine with sulfur under anhydrous conditions. Commonly, this is done by slowly adding sulfur to a solution of triisobutylphosphine while maintaining a nitrogen atmosphere to avoid oxidation. The reaction is exothermic, and proper temperature control is essential to achieve high yield and selectivity.

What industries use Triisobutylphosphine sulfide (CAS: 3982-87-4)?

Triisobutylphosphine sulfide (CAS: 3982-87-4) is used in various industries, including pharmaceuticals, where it serves as a ligand in transition metal catalysis for the synthesis of complex organic molecules. It is also utilized in the polymer industry for the modification of polymers and in semiconductor technology for the production of high-performance materials. Additionally, it has applications in sensors for detecting specific chemical compounds.

What precautions should be taken when handling Triisobutylphosphine sulfide (CAS: 3982-87-4)?

When handling Triisobutylphosphine sulfide (CAS: 3982-87-4), safety precautions include wearing appropriate personal protective equipment (PPE) such as gloves, lab coat, and safety goggles. Work in a well-ventilated area or fume hood to minimize inhalation risks. Avoid contact with skin and eyes. In case of a spill, immediately clean up with appropriate absorbent material and dispose of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed handling and emergency procedures.