Description

(E)-5-[(1R,4Aβ)-Decahydro-5,5,8Aα-Trimethyl-2-Methylenenaphthalene-1-Yl]-3-Methyl-2-Pentenoic Acid is a high-purity, structurally complex organic acid derivative of significant interest in advanced chemical synthesis. This compound matters as a critical chiral building block and intermediate for the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for creating molecules with specific stereochemistry and biological activity.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and production of novel therapeutic agents, particularly in steroid-like or terpenoid-based drug discovery.
• Agrochemical Synthesis: Used in the development of advanced pesticides, herbicides, and plant growth regulators that require specific stereochemical configurations for efficacy.
• Fine Chemical Production: Acts as a sophisticated building block for synthesizing complex fragrances, flavors, and other high-value specialty chemicals.
• Academic & Industrial Research: A valuable compound for methodological studies in organic chemistry, asymmetric synthesis, and catalysis.
• Material Science Precursor: Potential use in the synthesis of specialized polymers or liquid crystals where its rigid, polycyclic structure can impart unique material properties.

Basic Information

Product Name	(E)-5-[(1R,4Aβ)-Decahydro-5,5,8Aα-Trimethyl-2-Methylenenaphthalene-1-Yl]-3-Methyl-2-Pentenoic Acid
CAS No.	20257-75-4
Molecular Formula	C20H32O2
Molecular Weight	304.47 g/mol
Synonyms	(E)-5-[(1R,4aβ)-Decahydro-5,5,8aα-trimethyl-2-methylenenaphthalen-1-yl]-3-methyl-2-pentenoic acid; 5-[(1R,4aβ,8aα)-Decahydro-5,5,8a-trimethyl-2-methylenenaphthalen-1-yl]-3-methyl-(2E)-2-pentenoic acid; Abietic acid derivative; Dihydroabietic acid derivative, (E)-isomer; (2E)-5-[(1R,4aR,8aS)-Decahydro-5,5,8a-trimethyl-2-methylenenaphthalen-1-yl]-3-methylpent-2-enoic acid
EINECS	Contact for details

Quality Control

Our (E)-5-[(1R,4Aβ)-Decahydro-5,5,8Aα-Trimethyl-2-Methylenenaphthalene-1-Yl]-3-Methyl-2-Pentenoic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity analysis, to ensure it meets the high standards required for research and synthesis applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). This compound may be sensitive to prolonged exposure to air and moisture; therefore, it is recommended to handle under an inert atmosphere for long-term storage and to minimize headspace in opened containers.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
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.