Description

Tris(4-tert-Butylphenyl)Phosphane is a sterically hindered tertiary phosphine ligand, a key building block in advanced chemical synthesis. Its value lies in its ability to facilitate challenging catalytic transformations, offering superior stability and selectivity compared to less hindered phosphines. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, particularly for developing novel catalysts and fine chemical intermediates.

Application

• As a ligand in transition metal catalysis, including cross-coupling reactions (e.g., Suzuki, Heck, Sonogashira).
• Critical component in the synthesis of pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• Used in the development of advanced materials and polymers via metal-mediated polymerization processes.
• Employed in agrochemical research for creating novel crop protection agents.
• Facilitates asymmetric hydrogenation and other stereoselective transformations.
• Acts as a stabilizing agent for sensitive organometallic complexes.
• Utilized in academic and industrial R&D for exploring new catalytic methodologies.

Basic Information

Product Name	Tris(4-tert-Butylphenyl)Phosphane
CAS No.	54409-77-7
Molecular Formula	C30H39P
Molecular Weight	430.60 g/mol
Synonyms	Tris(4-tert-butylphenyl)phosphine; Tris(p-tert-butylphenyl)phosphine; Tri(4-tert-butylphenyl)phosphane; Tris(4-(1,1-dimethylethyl)phenyl)phosphine; Phosphorous tris(4-tert-butylphenide); P(4-tBuC6H4)3; Ligand for cross-coupling
EINECS	Contact for details

Quality Control

Our Tris(4-tert-Butylphenyl)Phosphane is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality system is designed to meet the stringent requirements of pharmaceutical and advanced material supply chains.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at room temperature (15-25°C) in a cool, dry, well-ventilated place. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.