Description

7,7A-Epoxytetrahydro-1,1,2,3,3-Pentamethylindan-4(3Ah)-One is a high-purity, specialized fragrance intermediate and chemical building block. This compound is valued for its unique structural properties, which contribute to the creation of complex and stable aromatic profiles in fine perfumery. It is primarily sought by manufacturers in the fragrance and flavor industry, as well as by research and development laboratories focusing on organic synthesis and novel material science.

Application

• Fragrance & Flavor Industry: A key intermediate in the synthesis of sophisticated musk and amber fragrance compounds, providing long-lasting and diffusive scent profiles.
• Fine Perfumery: Used as a building block for high-end aroma chemicals, contributing to the base notes of premium perfumes, colognes, and personal care products.
• Organic Synthesis: Serves as a versatile precursor in complex organic reactions for pharmaceutical and agrochemical research due to its polycyclic, functionalized structure.
• Chemical Research: Utilized in academic and industrial R&D for studying epoxide ring-opening reactions and the synthesis of novel polycyclic compounds.
• Functional Materials: Investigated for potential applications in the development of specialty polymers and advanced material precursors.

Basic Information

Item	Details
Product Name	7,7A-Epoxytetrahydro-1,1,2,3,3-Pentamethylindan-4(3Ah)-One
CAS No.	33704-62-0
Molecular Formula	C₁₅H₂₄O₂
Molecular Weight	236.35 g/mol
Synonyms	7,7a-Epoxytetrahydro-1,1,2,3,3-pentamethylindan-4(3aH)-one; 1,1,2,3,3-Pentamethyl-7,7a-epoxytetrahydroindan-4-one; 7,7a-Epoxy-1,1,2,3,3-pentamethyl-2,3,3a,4,5,7a-hexahydro-1H-inden-4-one; Galaxolide intermediate; HHCB intermediate; Musk Galaxolide precursor; Polycyclic musk intermediate; Hexahydro-4,7-methanoinden-5-one derivative
EINECS	Contact for details

Quality Control

Our 7,7A-Epoxytetrahydro-1,1,2,3,3-Pentamethylindan-4(3Ah)-One is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to guarantee reliable quality for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid / solid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 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.