Description

12-Aminododecylphosphonic Acid is a high-purity, bifunctional organophosphorus compound featuring both a long-chain amino group and a phosphonic acid moiety. This unique structure makes it an exceptionally versatile intermediate and surface modifier, crucial for creating advanced materials with tailored properties. It is essential for researchers and manufacturers in the specialty chemical, materials science, and pharmaceutical sectors seeking to develop novel functionalized surfaces, metal chelators, or specialized polymer additives.

Application

• Surface Modification Agent: Used to create self-assembled monolayers (SAMs) on metal oxides (e.g., titanium, stainless steel) for corrosion inhibition, improved biocompatibility, or to alter surface wettability.
• Metal Chelation & Scale Inhibition: Acts as a highly effective chelating agent for divalent and trivalent metal ions in industrial water treatment and as a scale inhibitor in cooling systems.
• Polymer & Resin Additive: Serves as a functional monomer or cross-linking agent in the synthesis of specialty polymers, ion-exchange resins, and adhesives to enhance thermal stability and mechanical properties.
• Pharmaceutical Intermediate: Utilized in the research and development of novel drug candidates, particularly those requiring bone-targeting (bisphosphonate-like) properties or specific metal-binding functionalities.
• Nanomaterial Functionalization: Employed to functionalize nanoparticles (e.g., silica, quantum dots) to improve dispersion stability and provide reactive sites for further conjugation in diagnostic or catalytic applications.
• Lubricant & Fuel Additive: Incorporated into formulations as an anti-wear and extreme pressure additive due to its ability to form protective films on metal surfaces.

Basic Information

Product Name	12-Aminododecylphosphonic Acid
CAS No.	721457-30-3
Molecular Formula	C₁₂H₂₈NO₃P
Molecular Weight	265.33 g/mol
Synonyms	12-Aminolaurylphosphonic Acid; Dodecylamine-N,N-bis(methylenephosphonic acid) (related); ω-Aminododecylphosphonic Acid; 1-Amino-12-phosphonododecane; 12-Amino-1-dodecylphosphonic Acid; LA-12 (potential abbreviation); Phosphonic acid, P-[12-aminododecyl]-
EINECS	Contact for details

Quality Control

Our 12-Aminododecylphosphonic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity assessment, NMR for structural confirmation, and titration for functional group analysis, to ensure it meets precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
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.