Description

(3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-Tetramethyl-18-(2,6,6-Trimethyl-1-Cyclohexen-1-Yl)-3,5,7,9,11,13,15,17-Octadecaocten-2-One is a high-purity, conjugated polyene ketone of significant interest in advanced organic synthesis and materials science. Its extended, rigid molecular framework makes it a valuable precursor for synthesizing complex carotenoid analogs and specialized organic semiconductors. This compound is essential for B2B clients in the fine chemical, pharmaceutical intermediate, and advanced material research sectors who require structurally defined, high-quality building blocks.

Application

• Key Intermediate in Carotenoid Synthesis: Serves as a critical precursor for the laboratory-scale synthesis of complex carotenoids and retinoids.
• Organic Electronic Materials Research: Used in the development of novel organic semiconductors and light-harvesting materials due to its conjugated backbone.
• Fine Chemical & Pharmaceutical Intermediates: Employed in the research and development of specialized active pharmaceutical ingredients (APIs) and bioactive molecules.
• Specialty Dyes and Pigments: Acts as a structural component in the synthesis of advanced colorants with specific photophysical properties.
• Academic and Industrial R&D: A valuable reference standard and building block for chemical research in universities and corporate R&D laboratories.

Basic Information

Product Name	(3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-Tetramethyl-18-(2,6,6-Trimethyl-1-cyclohexen-1-yl)-3,5,7,9,11,13,15,17-octadecaocten-2-one
CAS No.	4586-97-4
Molecular Formula	C30H44O
Molecular Weight	420.67 g/mol
Synonyms	all-trans-3,7,12,16-Tetramethyl-1,18-bis(2,6,6-trimethyl-1-cyclohexen-1-yl)-1,3,5,7,9,11,13,15,17-octadecanonaen-2-one; 3,7,12,16-Tetramethyl-18-(2,6,6-trimethyl-1-cyclohexen-1-yl)-all-trans-octadecanonaen-2-one; C30 Ketone; C30-dialdehyde (common precursor name); Apo-12'-lycopenal precursor; Degraded Carotenoid Ketone
EINECS	Contact for details

Quality Control

Every batch of our (3E,5E,7E,9E,11E,13E,15E,17E)-3,7,12,16-Tetramethyl-18-(2,6,6-Trimethyl-1-Cyclohexen-1-Yl)-3,5,7,9,11,13,15,17-Octadecaocten-2-One is produced and analyzed under strict quality management protocols. We guarantee high chemical purity and structural integrity, verified by advanced analytical techniques including HPLC, GC-MS, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to ensure traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. For long-term stability, store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature of 15-25°C (59-77°F). This product is light-sensitive and easily oxidized; prolonged exposure to air, light, or elevated temperatures should be avoided to prevent degradation.

Specification

Item	Specification
Appearance	Orange to red crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Isomeric Purity (all-trans)	≥ 90.0%
Melting Point	Contact for details
Residue on Ignition	≤ 0.5%

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