3982-87-4

Basic information

• Product Name: TRIISOBUTYLPHOSPHINE SULFIDE
• Synonyms: tris(2-methylpropyl)-phosphinesulfid;tris(2-methylpropyl)-Phosphinesulfide;TIBPS;TRIISOBUTYLPHOSPHINE SULFIDE;triisobutylphosphine sulphide;Phosphine sulfide, tris(2-methylpropyl)-;Cyanex-471X;Einecs 223-621-0
• CAS NO: 3982-87-4
• Molecular Formula: C₁₂H₂₇PS
• Molecular Weight: 234.38
• EINECS: 223-620-5
• Product Categories: Phosphine Oxides and Sulfides
• Mol File: 3982-87-4.mol
• Article Data: 0

Chemical Properties

• Melting Point: 57-60 °C
• Boiling Point: 288.3°Cat760mmHg
• Flash Point: 128.1°C
• Appearance: /
• Density: 0.902g/cm³
• Vapor Pressure: 0.00409mmHg at 25°C
• Refractive Index: 1.463
• CAS DataBase Reference: TRIISOBUTYLPHOSPHINE SULFIDE(CAS DataBase Reference)
• NIST Chemistry Reference: TRIISOBUTYLPHOSPHINE SULFIDE(3982-87-4)
• EPA Substance Registry System: TRIISOBUTYLPHOSPHINE SULFIDE(3982-87-4)

Safety Data

• Hazard Codes: Xi
• Statements: 36/38
• Safety Statements: 22-26-36
• WGK Germany: 3
• Hazardous Substances Data: 3982-87-4(Hazardous Substances Data)

Usage

Description

TRIISOBUTYLPHOSPHINE SULFIDE is a toxic organic solvent that is characterized by its white solid appearance. It is known for its use in various industrial applications, particularly in the field of microbial fermentation.

Uses

Used in Microbial Fermentation Industry:
TRIISOBUTYLPHOSPHINE SULFIDE is used as a solvent for promoting the growth and activity of microorganisms in the fermentation process. Its application in this industry is due to its ability to create an optimal environment for microbial growth, which can lead to the production of various valuable compounds and substances.

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

Synthetic route

isobutylmagnesium bromide (926-62-5) → tri-i-butylphosphine sulfide (3982-87-4)

Conditions	Yield
With tetraphosphorus decasulfide; diethyl ether

tri-i-butylphosphine sulfide (3982-87-4) → P(i-C4H9)3O (7682-87-3)

Conditions	Yield
With perfluoro-cis-2-n-butyl-3-n-propyloxaziridine In various solvent(s) for 0.0833333h; Ambient temperature; further reagent;	95%

tri-i-butylphosphine sulfide (3982-87-4) + palladium (II) ion → trans-dichlorobis{(triisobutylphosphine sulphide)-S}palladium(II) (94666-36-1)

Conditions	Yield
With HCl In hydrogenchloride shaking a mixture of phosphine sulphide in Varsol with aq. HCl solns. of Pd(II); cooling;

Upstream product

• 926-62-5 isobutylmagnesium bromide 

Downstream Products

• 7682-87-3 P(i-C4H9)3O