Description

3,5,5-Trimethylcyclohexene CAS NO 503-45-7 is a valuable, highly functionalized cycloalkene intermediate characterized by its unique steric and electronic properties. Its structure makes it a versatile building block for synthesizing complex molecules, particularly in the fine chemical and fragrance industries. This compound is essential for manufacturers and R&D chemists seeking to create high-value specialty chemicals, including advanced polymers, agrochemicals, and sophisticated aroma compounds.

Application

• Fragrance and Flavor Intermediate: A key precursor in the synthesis of high-value aroma chemicals like isophorone and its derivatives, contributing to woody, floral, and musk notes.
• Fine Chemical Synthesis: Serves as a crucial building block for producing complex molecules used in pharmaceuticals, agrochemicals, and advanced material science.
• Polymer Modification: Used as a reactive monomer or cross-linking agent to introduce specific functional groups and modify the properties of specialty polymers and resins.
• Organic Synthesis Reagent: Employed in Diels-Alder reactions and other cycloadditions to construct complex polycyclic frameworks in research and development.
• Solvent and Extraction Agent: Its specific solvation properties make it suitable for specialized extraction processes and as a solvent in niche applications.
• Chemical Intermediate for Dyes and Pigments: Acts as a starting material for synthesizing certain classes of organic colorants.

Basic Information

Product Name	3,5,5-Trimethylcyclohexene
CAS No.	503-45-7
Molecular Formula	C9H16
Molecular Weight	124.22 g/mol
Synonyms	3,5,5-Trimethyl-1-cyclohexene; 3,5,5-Trimethylcyclohex-1-ene; Isophorone precursor; α-Isophorone (common name); 1-Cyclohexene, 3,5,5-trimethyl-; Trimethylcyclohexene; NSC 66445
EINECS	207-964-3

Quality Control

Our 3,5,5-Trimethylcyclohexene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including Gas Chromatography (GC) and NMR, to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, specific tests, and results is provided with every shipment to guarantee it meets your precise technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat, sparks, and open flame. Due to its highly volatile and easily oxidized nature, it is recommended to store under an inert atmosphere (e.g., nitrogen) for long-term stability. Keep container tightly sealed when not in use to prevent evaporation and contamination.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Refractive Index (n20/D)	1.450 - 1.455
Density (20°C)	0.830 - 0.840 g/mL
Related Substances (GC)	Report and comply with agreed limits

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