Description

(3R,6Aα,10Bα)-3α-Ethyldodecahydro-3,4Aβ,7,7,10Aβ-Pentamethyl-8H-Naphtho[1,2-B]Pyran-8-One CAS NO 55836-76-5 is a high-purity, complex sesquiterpenoid derivative characterized by its specific stereochemistry and naphthopyranone core structure. This compound is valued for its role as a key synthetic intermediate and building block in advanced organic synthesis, particularly for the development of novel chemical entities. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries who require structurally defined, high-quality intermediates for complex molecule construction.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral building block in the synthesis of potential therapeutic agents, including steroids and other bioactive molecules.
• Agrochemical Research: Used in the development and synthesis of novel pesticides, herbicides, and plant growth regulators due to its complex terpenoid backbone.
• Fine Chemical Synthesis: Acts as a versatile precursor for the preparation of specialty chemicals, flavors, and fragrances requiring specific stereochemical configurations.
• Material Science Research: Investigated as a monomer or additive for creating polymers with unique optical or structural properties.
• Academic & R&D Laboratories: Employed in methodological studies, asymmetric synthesis, and catalysis research as a model substrate.

Basic Information

Product Name	(3R,6Aα,10Bα)-3α-Ethyldodecahydro-3,4Aβ,7,7,10Aβ-Pentamethyl-8H-Naphtho[1,2-B]Pyran-8-One
CAS No.	55836-76-5
Molecular Formula	C20H32O2
Molecular Weight	304.47 g/mol
Synonyms	3α-Ethyldodecahydro-3,4aβ,7,7,10aβ-pentamethyl-8H-naphtho[1,2-b]pyran-8-one; 8H-Naphtho[1,2-b]pyran-8-one, 3α-ethyldodecahydro-3,4aβ,7,7,10aβ-pentamethyl-, (3R,4aR,6aS,10aR,10bS)-rel-; Ambretone; (rel)-(3R,4aR,6aS,10aR,10bS)-3α-Ethyldodecahydro-3,4aβ,7,7,10aβ-pentamethyl-8H-naphtho[1,2-b]pyran-8-one; Amberketone; Musk Ketone related compound; Sesquiterpenoid pyranone.
EINECS	Contact for details

Quality Control

Our (3R,6Aα,10Bα)-3α-Ethyldodecahydro-3,4Aβ,7,7,10Aβ-Pentamethyl-8H-Naphtho[1,2-B]Pyran-8-One is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material is suitable for demanding research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider holding under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single impurity ≤ 1.0%
Optical Rotation	Contact for details
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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