Description

[(Methylimino)Dimethylene]Bisphosphonic Acid is a specialized organophosphorus compound that serves as a highly effective chelating agent and scale inhibitor. Its unique molecular structure provides superior sequestration of metal ions, making it a critical component in formulations requiring precise control over water chemistry and mineral deposition. This product is essential for industrial water treatment, oilfield applications, and as a key intermediate in the synthesis of advanced materials and pharmaceuticals.

Application

• Industrial Water Treatment: Primary application as a high-performance scale and corrosion inhibitor in cooling towers, boilers, and reverse osmosis systems.
• Oilfield Chemicals: Used in squeeze treatments and as an additive in drilling and completion fluids to prevent carbonate and sulfate scale formation in downhole equipment.
• Detergent & Cleaning Formulations: Acts as a builder and chelant to enhance cleaning efficiency by inactivating water hardness ions (Ca²⁺, Mg²⁺).
• Pulp & Paper Industry: Employed in bleaching processes and as a dispersant to control metal ion catalyzed decomposition of peroxide.
• Textile Processing: Used to sequester metal ions during dyeing and finishing operations, preventing shade variation and improving color fastness.
• Chemical Synthesis: Serves as a versatile intermediate for the production of more complex bisphosphonate derivatives with pharmaceutical or material science applications.
• Personal Care Products: Incorporated in formulations as a stabilizing agent for peroxides and to improve product clarity by chelating trace metals.

Basic Information

Product Name	[(Methylimino)Dimethylene]Bisphosphonic Acid
CAS No.	5995-25-5
Molecular Formula	C₃H₁₁NO₆P₂
Molecular Weight	219.07 g/mol
Synonyms	Nitrilotris(methylenephosphonic acid) N-methyl derivative; Methyleneamino dimethylene phosphonic acid; (Methyliminodimethylene)diphosphonic acid; Dequest 2006 (trade name); Amino tris(methylenephosphonic acid) methyl derivative; N-Methylaminodimethylenephosphonic acid; Phosphonic acid, P,P'-(methylimino)di-; NTMP-Me
EINECS	227-815-5

Quality Control

Our production of [(Methylimino)Dimethylene]Bisphosphonic Acid adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including assay, impurity profiling, and physical characterization, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which may lead to caking or reduced efficacy.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
pH (1% aqueous solution)	1.5 - 3.0
Chloride (as Cl)	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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