Description

Dihydroabietic Acid is a refined derivative of rosin, specifically a hydrogenated form of abietic acid, offering superior stability and resistance to oxidation. This compound is valued for its role as a key intermediate and performance additive in high-value chemical synthesis and industrial formulations. It is essential for manufacturers in the adhesives, coatings, and specialty chemical sectors seeking to enhance product durability and consistency. Its stable, hydrogenated structure makes it a preferred choice for applications requiring long-term reliability.

Application

• Adhesive & Sealant Formulations: Acts as a tackifier and stabilizer, improving bond strength and aging resistance.
• Coatings & Inks: Serves as a resin modifier to enhance film hardness, gloss, and water resistance.
• Polymer & Plastic Additives: Used as a processing aid and stabilizer to improve the thermal and oxidative stability of polymers.
• Chemical Synthesis: A crucial intermediate for producing esters, salts, and other derivatives used in surfactants and emulsifiers.
• Pharmaceutical Intermediates: Employed in the synthesis of certain drug compounds and excipients.
• Food Contact Materials: Used in the production of coatings and adhesives compliant with regulations for food packaging.

Basic Information

Product Name	Dihydroabietic Acid
CAS No.	19402-28-9
Molecular Formula	C20H30O2
Molecular Weight	302.45 g/mol
Synonyms	1,2,3,4-Tetrahydroabietic Acid; 13-Isopropylpodocarpa-8,11,13-trien-15-oic Acid, Dihydro-; Dihydroabietinic Acid; Abietic Acid, Dihydro-; Rosin, Hydrogenated; 8,11,13-Abietatrien-18-oic Acid, 13-Isopropyl-, Dihydro-; DHA
EINECS	243-091-1

Quality Control

Our Dihydroabietic Acid is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure it meets precise purity and consistency standards. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications. We support our global clients with documentation for regulatory requirements, including REACH.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C). Keep away from strong oxidizing agents and heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Melting Point	160 - 170 °C
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.1 %

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