Description

Phosphine, 1,2-Propadienyl- is a specialized organophosphorus compound with the CAS registry number 133672-87-4. This chemical is valued for its unique allene-substituted phosphine structure, which makes it a versatile building block and ligand in advanced synthetic chemistry. It is primarily sought by research institutions and industrial R&D departments focused on developing novel catalysts, pharmaceuticals, and fine chemicals.

Application

• Catalyst Ligand in Homogeneous Catalysis: Acts as a key ligand for transition metal catalysts used in cross-coupling reactions, hydrogenation, and hydroformylation.
• Pharmaceutical Intermediate Synthesis: Serves as a crucial precursor in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Material Science Research: Used in the development of novel polymers, coatings, and electronic materials with tailored properties.
• Agrochemical Development: Employed in the research and synthesis of new generation pesticides and herbicides.
• Organic Synthesis Building Block: Facilitates the introduction of the phosphine-allene functional group into target molecules for further chemical modification.
• Academic & Industrial R&D: A critical reagent for exploring new reaction methodologies and organophosphorus chemistry.

Basic Information

Product Name	Phosphine, 1,2-Propadienyl-
CAS No.	133672-87-4
Molecular Formula	C3H3P
Molecular Weight	70.03 g/mol
Synonyms	1,2-Propadienylphosphine; Allenylphosphine; Phosphinoallene; H2P-C≡C=CH2; 1-Phosphapropadiene
EINECS	Contact for details

Quality Control

Our Phosphine, 1,2-Propadienyl- is produced and handled under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including NMR, GC-MS, and titration, to ensure high purity and consistency. Certificates of Analysis (COA) detailing batch-specific results are provided and available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Due to its nature of being easily oxidized, this material must be stored under an inert atmosphere (argon or nitrogen). Recommended storage temperature is 2-8°C for extended stability. Handle and store away from strong oxidizers and heat sources.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (NMR)	Conforms to structure
Purity (GC)	≥ 95%
Water Content (KF)	≤ 0.5%

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