Description

Phosphine, 1-Propynyl- is a specialized organophosphorus compound with the CAS registry number 133672-84-1. This chemical serves as a valuable building block and ligand in advanced synthetic chemistry, enabling the creation of complex molecular architectures. It is primarily sought by research institutions and industrial R&D departments focused on developing novel materials, catalysts, and pharmaceutical intermediates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs) and drug candidates.
• Catalyst Ligand: Used as a ligand in transition metal catalysis for cross-coupling and other stereoselective reactions.
• Material Science Research: Employed in the development of advanced polymers, coatings, and functional materials with specific electronic or optical properties.
• Agrochemical Synthesis: Serves as an intermediate in the research and development of new crop protection agents and herbicides.
• Chemical Vapor Deposition (CVD): Investigated as a potential precursor for depositing phosphorus-containing thin films in semiconductor manufacturing.
• Organic Synthesis Building Block: Utilized in academic and industrial laboratories for constructing complex organic molecules via phosphorus chemistry.

Basic Information

Product Name	Phosphine, 1-Propynyl-
CAS No.	133672-84-1
Molecular Formula	C₃H₅P
Molecular Weight	72.04 g/mol
Synonyms	1-Propynylphosphine; Prop-1-yn-1-ylphosphine; 1-Propynylphosphane; Propargylphosphine; Phosphinoacetylene; (Prop-1-ynyl)phosphine; 1-Propynylphosphine (stabilized)
EINECS	Contact for details

Quality Control

Our Phosphine, 1-Propynyl- is produced and handled under stringent quality protocols to ensure batch-to-batch consistency and purity. All materials are characterized using advanced analytical techniques including NMR, GC-MS, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Due to its properties of being easily oxidized (store under inert atmosphere) and highly volatile, this material must be stored under an inert gas (argon or nitrogen) in a cool, well-ventilated area, away from heat and ignition sources. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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