DI-T-BUTYLPHOSPHINE

Base Information

• Chemical Name: DI-T-BUTYLPHOSPHINE
• CAS No.: 819-19-2
• Molecular Formula: C8H19P
• Molecular Weight: 146.213
• Hs Code.: 29319090
• Mol file: 819-19-2.mol

Synonyms:Phosphine,di-tert-butyl- (7CI,8CI);Bis(tert-butyl)phosphine;Di-t-butylphosphine;

Chemical Property of DI-T-BUTYLPHOSPHINE

Chemical Property:

• Appearance/Colour: colourless liquid
• Vapor Pressure: 2.5mmHg at 25°C
• Melting Point: -17°C
• Boiling Point: 165.1 °C at 760 mmHg
• Flash Point: -1 °F
• Density: 0.79 g/mL at 25oC(lit.)
• Storage Temp.: Flammables area
• Sensitive.: air sensitive

Purity/Quality:

99.9% ^*data from raw suppliers

Di-t-butylphosphine,98% ^*data from reagent suppliers

Safty Information:

• Pictogram(s): F,C,T
• Hazard Codes: F,C,T
• Statements: 17-34-48/20/22-41-40-39/23/24/25-37/38-23/24/25-11
• Safety Statements: 16-26-27-36/37/39-45

MSDS Files:

SDS file from LookChem

Useful:

• Uses: suzuki reaction

Technology Process of DI-T-BUTYLPHOSPHINE

There total 15 articles about DI-T-BUTYLPHOSPHINE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 75.0%

Di-tert-butylphosphine (119522-06-4) + aniline (62-53-3) → di-tert-butylphosphine (819-19-2) + N1,N1-dimethyl-N2-phenylformamidine (1783-25-1)

Guidance literature:

at 80 - 100 ℃; for 1h;

Reference yield: 54.0%

[Li+*3DME][Cl((2,6-iPr2C6H3)N)2W(η2-t-Bu2PP)-] + Bromodiphenylphosphin (1079-65-8) → di-tert-butylphosphine (819-19-2) + (1,2-η-t-Bu2PPP-t-Bu2)W(2,6-i-Pr2C6H3N)2Cl + (1,2-η-t-Bu2PPP-t-Bu2)W(2,6-i-Pr2C6H3N)2Br + Tetraphenyldiphosphin (1101-41-3)

Guidance literature:

In toluene; at -40 - 20 ℃; for 24h; Schlenk technique;

DOI:10.1021/acs.inorgchem.5b01063

Reference yield: 45.0%

Di-tert-butylphosphine (119522-06-4) + diethyl malonate (105-53-3) → di-tert-butylphosphine (819-19-2) + diethyl N,N-dimethylaminomethylenemalonate (18856-68-3)

Guidance literature:

at 100 ℃; for 1h;

upstream raw materials:

methanol

Di-tert-butylphosphine

ethyl acetoacetate

aniline

Downstream raw materials:

Acetyl-di-tert.-butyl-phosphin

1-Di-tert-butylphosphino-1-acetoxyethylen

1.1-Diisobutyl-2.2-diphenyldiphosphin

1,1-Di-tert-butyl-2-diphosphan

Refernces

• 1、 Grubba, Rafa?,Ordyszewska, Anna,Kaniewska, Kinga,Ponikiewski, ?ukasz,Chojnacki, Jaros?aw,Gudat, Dietrich,Pikies, Jerzy. "Reactivity of Phosphanylphosphinidene Complex of Tungsten(VI) toward Phosphines: A New Method of Synthesis of catena-Polyphosphorus Ligands". . p. 8380 - 8387. Retrieved 2015/09/21.
• 2、 Grubba, Rafa?,Wis?niewska, Aleksandra,Ponikiewski, ?ukasz,Caporali, Maria,Peruzzini, Maurizio,Pikies, Jerzy. "Reactivity of diimido complexes of moybdenum and tungsten towards lithium derivatives of diphosphanes and triphosphanes". . p. 1811 - 1817. Retrieved 2015/04/27.