Description

1,2-Propadienylphosphonic Acid is a specialized organophosphorus compound featuring a unique allene moiety directly bonded to a phosphonic acid group. This distinct molecular architecture makes it a valuable building block in advanced synthetic chemistry, particularly for the development of novel ligands, functional materials, and biologically active molecules. It is primarily sought after by research institutions and industrial R&D departments in the pharmaceutical, agrochemical, and material science sectors for creating complex molecular structures with tailored properties.

Application

• Pharmaceutical Intermediate: Serves as a key synthon for the development of novel drug candidates, especially those targeting enzyme inhibition.
• Agrochemical Research: Used in the synthesis of new-generation herbicides, pesticides, and plant growth regulators with unique modes of action.
• Ligand Synthesis: Acts as a precursor for creating specialized phosphonate-based ligands used in catalysis and metal-organic frameworks (MOFs).
• Material Science: Employed in the development of flame retardants, corrosion inhibitors, and surface-modifying agents.
• Chemical Biology Probes: Utilized to create activity-based probes for studying phosphonate-related biochemical pathways.
• Academic & Industrial R&D: A critical reagent for methodological development in organic synthesis and exploring new chemical spaces.

Basic Information

Product Name	1,2-Propadienylphosphonic Acid
CAS No.	34163-96-7
Molecular Formula	C3H5O3P
Molecular Weight	120.04 g/mol
Synonyms	Propadienylphosphonic Acid; Allenylphosphonic Acid; 1,2-Allenylphosphonic Acid; Phosphonoallene; 1-Propadienylphosphonic Acid; 2-Phosphonoallene; (1,2-Propadienyl)phosphonic Acid; H2O3P-C≡C=CH2
EINECS	Contact for details

Quality Control

Our 1,2-Propadienylphosphonic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and titration methods, to ensure identity, purity, and consistency. We provide full traceability and detailed Certificates of Analysis (COA) with every shipment, confirming compliance with customer specifications and relevant research-grade standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Solubility	Soluble in polar organic solvents

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