Description

(3S,6Aα,10Bα)-3α-Ethyldodecahydro-3,4Aβ,7,10Aβ-Tetramethyl-1H-Naphtho[2,1-B]Pyran-7β-Carboxylic Acid Methyl Ester is a high-purity, complex organic ester with a defined stereochemistry, making it a valuable intermediate for advanced chemical synthesis. This compound is critical for research and development in the pharmaceutical and fine chemical sectors, where precise molecular architecture is required. It is primarily sought after by R&D chemists and process development scientists working on novel active pharmaceutical ingredients (APIs), chiral catalysts, and specialty materials.

Application

• Pharmaceutical Intermediate: Serves as a key chiral building block in the synthesis of complex therapeutic molecules and novel drug candidates.
• Organic Synthesis Research: Used as a sophisticated starting material or intermediate in academic and industrial research for developing new synthetic methodologies.
• Fine Chemical Production: Employed in the manufacture of high-value specialty chemicals, including flavors, fragrances, and advanced polymers.
• Catalyst and Ligand Development: Acts as a precursor for creating novel chiral ligands and catalysts used in asymmetric synthesis.
• Reference Standard: Utilized as an analytical standard in quality control laboratories for method development and compound identification.

Basic Information

Product Name	(3S,6Aα,10Bα)-3α-Ethyldodecahydro-3,4Aβ,7,10Aβ-Tetramethyl-1H-Naphtho[2,1-B]Pyran-7β-Carboxylic Acid Methyl Ester
CAS No.	56630-93-4
Molecular Formula	C₂₁H₃₆O₃
Molecular Weight	336.51 g/mol
Synonyms	Methyl (3S,6aα,10bα)-3α-ethyldodecahydro-3,4aβ,7,10aβ-tetramethyl-1H-naphtho[2,1-b]pyran-7β-carboxylate; 7β-Carbomethoxy-3α-ethyl-3,4aβ,7,10aβ-tetramethyldodecahydro-1H-naphtho[2,1-b]pyran; Ambrosin methyl ester (derivative); A sesquiterpene lactone derivative. Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our (3S,6Aα,10Bα)-3α-Ethyldodecahydro-3,4Aβ,7,10Aβ-Tetramethyl-1H-Naphtho[2,1-B]Pyran-7β-Carboxylic Acid Methyl Ester is produced under a strict quality management system. Every batch is analyzed using advanced techniques like HPLC, GC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment 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 controlled room temperature (15-25°C). Keep the container tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Any single unknown impurity	≤ 1.0%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

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