tert-Butylphenylphosphine

CAS 6002-31-9C6H5PHC(CH3)3Catalysis & Inorganic

Tert-Butylphenylphosphine (CAS: 6002-31-9), with the formula C6H5PHC(CH3)3 and a molecular weight of 166.20 g/mol, is a key organophosphorus compound. It exhibits pyrophoric properties and is primarily utilized as a versatile reactant in advanced chemical synthesis, particularly in catalysis. Its applications include reactions with electron-deficient boranes and as a reactant in the preparation of chiral phosphine complexes for asymmetric catalysis.

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tert-Butylphenylphosphine (C6H5PHC(CH3)3) — chemical structure, CAS 6002-31-9; Chemistry, fine chemical supplied by Tech Serve Solutions

Chemical SynthesisPhosphine CompoundsPhosphorus Precursors

01 /Applications

Borane Chemistry

Tert-Butylphenylphosphine reacts with electron-deficient boranes, serving as a valuable building block in organoboron chemistry.

Asymmetric Alkylation

It functions as a reactant in platinum-catalyzed asymmetric alkylation processes, crucial for synthesizing chiral phosphine derivatives.

Chiral Phosphine Synthesis

This compound is employed in the preparation of "chiral-at-Ru" secondary phosphine complexes, important in enantioselective catalysis.

02 /Properties

Molecular weight	166.20
Linear formula	C6H5PHC(CH3)3
Assay	97%
Boiling point	99-100 °C/17 mmHg(lit.)
Density	0.928 g/mL at 25 °C(lit.)
Application	• Reacts with electron deficient boranes1• Reactant in platinum-catalyzed asymmetric alkylation of secondary phosphines2• Reactant for preparation of \"chiral-at-Ru\" secondary phosphine complex3

03 /Safety & handling

GHS hazard pictogram: Flammable (GHS02) — Flammable

Danger

Hazard statements

H250Catches fire spontaneously if exposed to air

Precautionary statements

P222Do not allow contact with air
P231Handle under inert gas
P422

Protective equipment	Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
Transport (UN / ADR)	UN 2845 4.2
Water hazard class (WGK, DE)	3
Hazard codes (EU)	F
Risk statements (R)	17
Safety statements (S)	7

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

6002-31-9

MDL number

MFCD00761896

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is tert-Butylphenylphosphine used for?

Tert-Butylphenylphosphine is used in chemical synthesis, including reactions with electron-deficient boranes and in the preparation of chiral phosphine complexes for asymmetric catalysis.

What are the CAS number and formula for tert-Butylphenylphosphine?

The CAS number is 6002-31-9 and the chemical formula is C6H5PHC(CH3)3.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies tert-Butylphenylphosphine with an assay of 97%. We do not represent this product as USP, BP, or EP grade.

How should tert-Butylphenylphosphine be handled safely?

Tert-Butylphenylphosphine is pyrophoric (H250) and requires extreme caution. Handle under an inert atmosphere (e.g., nitrogen or argon) and use appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator.