Description

3-Methoxybenzylphosphonic Acid is a versatile organophosphorus compound characterized by its phosphonic acid functional group attached to a methoxy-substituted benzyl moiety. This structure makes it a valuable building block and key intermediate in the synthesis of more complex molecules, particularly in pharmaceutical and agrochemical research. It is primarily needed by R&D chemists and process development scientists working on novel active ingredients, metal-chelating agents, and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of potential drug candidates, especially those targeting bone diseases or requiring phosphonate-based bioisosteres.
• Agrochemical Research: Used in developing novel herbicides, plant growth regulators, or fungicides where the phosphonic acid group plays a crucial role in activity.
• Ligand Synthesis: Acts as a starting material for creating specialized phosphonate ligands used in catalysis, metal-organic frameworks (MOFs), and materials science.
• Surface Modification Agent: Employed to functionalize surfaces (e.g., metals, oxides) with organic phosphonate layers for corrosion inhibition or improved adhesion.
• Chemical Biology Probe Development: Utilized in designing enzyme inhibitors or molecular probes that mimic natural phosphate esters.

Basic Information

Product Name	3-Methoxybenzylphosphonic Acid
CAS No.	1263034-19-0
Molecular Formula	C8H11O4P
Molecular Weight	202.14 g/mol
Synonyms	(3-Methoxybenzyl)phosphonic Acid; m-Methoxybenzylphosphonic Acid; 3-Methoxybenzylphosphonate; (3-Methoxyphenyl)methylphosphonic Acid; Phosphonic Acid, P-[(3-methoxyphenyl)methyl]-; 3-Methoxybenzylphosphonic Acid CAS 1263034-19-0
EINECS	Contact for details

Quality Control

Our 3-Methoxybenzylphosphonic Acid is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing to ensure high purity and consistent performance as a critical synthetic intermediate. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality systems support development from research to commercial scale, ensuring reliability for your most demanding applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed in a dry environment to prevent absorption of atmospheric moisture, which may affect stability and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 2.0%
Melting Point	Contact for details

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