Description

12-Hydroxydodecylphosphonic Acid is a bifunctional organophosphorus compound featuring both a phosphonic acid group and a terminal hydroxyl group on a long alkyl chain. This unique structure makes it a highly effective surface modifier and coupling agent, crucial for enhancing adhesion and compatibility in composite materials. It is primarily utilized in industries such as specialty coatings, advanced ceramics, and metal surface treatment, where precise interfacial engineering is required.

Application

• As a key adhesion promoter and coupling agent in high-performance coatings and paints.
• Surface modification agent for inorganic fillers (e.g., calcium carbonate, silica) to improve dispersion in polymer matrices.
• Corrosion inhibitor and pretreatment agent for metal surfaces, particularly aluminum and its alloys.
• Intermediate in the synthesis of specialized surfactants and lubricant additives.
• Component in the formulation of advanced ceramic materials and sol-gel processes.
• Building block for creating self-assembled monolayers (SAMs) on oxide surfaces for research and development.

Basic Information

Product Name	12-Hydroxydodecylphosphonic Acid
CAS No.	198065-36-0
Molecular Formula	C₁₂H₂₇O₄P
Molecular Weight	266.32 g/mol
Synonyms	Dodecylphosphonic acid, 12-hydroxy-; 12-Hydroxydodecanephosphonic acid; ω-Hydroxydodecylphosphonic acid; 12-Hydroxy-1-dodecanephosphonic acid; Phosphonic acid, P-(12-hydroxydodecyl)-; Hydroxy C12 phosphonic acid; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 12-Hydroxydodecylphosphonic Acid is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including purity assay and identity confirmation, to ensure it meets precise specifications and is free from significant impurities. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance with your technical requirements.

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); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Melting Point	Contact for details
Loss on Drying	≤ 2.0%

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