Description

n-[Bis(Phosphono)Methyl]-n-Methyl-L-Aspartic Acid is a specialized, multifunctional organic phosphonate compound designed for high-performance chelation and scale inhibition. Its molecular structure, featuring both phosphonic acid and carboxylic acid groups, provides superior binding affinity for multivalent metal ions under demanding conditions. This product is essential for formulators and process engineers in water treatment, industrial cleaning, and personal care who require advanced, non-polymeric sequestrants to prevent scale formation and enhance product stability.

Application

• Industrial Water Treatment: Acts as a highly effective threshold scale inhibitor and dispersant for calcium carbonate, sulfate, and phosphate scales in cooling towers, boilers, and reverse osmosis systems.
• Detergent & Cleaning Formulations: Serves as a powerful builder and chelating agent in industrial and institutional cleaners, enhancing surfactant efficacy by controlling water hardness ions.
• Personal Care Products: Used as a stabilizing and chelating agent in shampoos, liquid soaps, and other cosmetic formulations to improve shelf-life and product clarity.
• Pulp & Paper Processing: Functions as a chelant and dispersant in bleaching processes and pulp production to improve efficiency and control metal ion catalysed decomposition.
• Textile & Leather Processing: Employed in dyeing, bleaching, and tanning baths to sequester interfering metal ions, ensuring consistent color and quality.
• Oilfield Chemicals: Utilized in scale squeeze treatments and production chemicals to prevent mineral scale deposition in wells and surface equipment.

Basic Information

Product Name	n-[Bis(Phosphono)Methyl]-n-Methyl-L-Aspartic Acid
CAS No.	94200-64-3
Molecular Formula	C7H15NO9P2
Molecular Weight	319.14 g/mol
Synonyms	N-Methyl-N-(phosphonomethyl)aspartic acid; (S)-2-[[Bis(phosphonomethyl)amino]methyl]succinic acid; L-Aspartic acid, N-[bis(phosphonomethyl)]-N-methyl-; Phosphonosuccinic acid derivative; BPM-MAA; Amino tris(methylenephosphonic) aspartic acid derivative; Chelant AS-2P; Scale Inhibitor 94200-64-3
EINECS	Contact for details

Quality Control

Our production of n-[Bis(Phosphono)Methyl]-n-Methyl-L-Aspartic Acid adheres to strict quality management protocols. Every batch is analyzed to ensure it meets precise chemical and physical specifications. A comprehensive Certificate of Analysis (COA) is provided with each shipment, detailing key parameters such as assay, impurity profile, and physical appearance. We support our global clients with documentation for regulatory compliance, including REACH.

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 material is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture, which may affect product quality and handling properties. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 3.0%
pH (1% Solution)	2.0 - 4.0
Heavy Metals (as Pb)	≤ 10 ppm

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