Description

(+)-Dehydroabietic Acid CAS NO 1231-75-0 is a high-purity, chiral diterpenoid resin acid derived from rosin. This compound serves as a crucial chiral building block and intermediate in advanced organic synthesis, valued for its rigid tricyclic phenanthrene structure. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key chiral precursor for the synthesis of novel drug candidates, particularly in anti-inflammatory and antimicrobial research.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging its bioactive scaffold.
• Asymmetric Catalysis: Employed as a chiral ligand or auxiliary in stereoselective chemical reactions.
• Fine Chemical Production: Serves as a starting material for high-value flavors, fragrances, and other specialty organic compounds.
• Material Science Research: Investigated for the development of polymers, resins, and advanced materials with specific optical or mechanical properties.
• Analytical Reference Standard: Used as a certified reference material (CRM) in chromatography for quality control of rosin-based products.

Basic Information

Product Name	(+)-Dehydroabietic Acid
CAS No.	1231-75-0
Molecular Formula	C20H28O2
Molecular Weight	300.44 g/mol
Synonyms	(+)-Dehydroabietic Acid; (1R,4aR,10aR)-7-Isopropyl-1,4a-dimethyl-1,2,3,4,4a,9,10,10a-octahydrophenanthrene-1-carboxylic Acid; Dextro-Dehydroabietic Acid; D-DHAA; (1R,4aS,10aR)-1,2,3,4,4a,9,10,10a-Octahydro-1,4a-dimethyl-7-(1-methylethyl)-1-phenanthrenecarboxylic Acid; Abieta-8,11,13-trien-18-oic Acid, 13-Isopropyl-; NSC 1228
EINECS	214-967-6

Quality Control

Our (+)-Dehydroabietic Acid is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and specific optical rotation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Chiral Purity ([α]D)	+60° to +70° (c=1 in CHCl3)
Melting Point	168°C - 172°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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