Description

(6E,10E)-7,11,15-Trimethyl-3-Oxohexadeca-6,10,14-Trienoic Acid, Ethyl Ester, (Mixture Of Isomers) is a specialized, high-purity chemical intermediate characterized by its conjugated triene and keto-ester functional groups. This compound is valued for its role as a key building block in the synthesis of complex molecules, particularly in the fine chemical and pharmaceutical sectors. It is primarily sought after by R&D chemists and process development teams working on advanced synthetic routes, including the production of retinoids, carotenoids, and other biologically active compounds.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of retinoid analogs and other vitamin A-related active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Serves as a versatile building block for constructing complex polyene structures in custom synthesis and process chemistry.
• Agrochemical Research: Used in the development of novel plant growth regulators or pesticides that leverage its polyene backbone.
• Nutraceutical & Cosmetic Ingredient Synthesis: Employed in the research and production of high-value compounds for cosmetic actives and dietary supplements.
• Material Science Research: Investigated as a monomer or precursor for specialty polymers with unique optical or electronic properties.
• Academic & Industrial R&D: A valuable reagent for methodological studies in organic synthesis, particularly in cross-coupling and conjugate addition reactions.

Basic Information

Product Name	(6E,10E)-7,11,15-Trimethyl-3-Oxohexadeca-6,10,14-Trienoic Acid, Ethyl Ester, (Mixture Of Isomers)
CAS No.	141538-75-2
Molecular Formula	C21H34O3
Molecular Weight	334.50 g/mol
Synonyms	Ethyl (6E,10E)-7,11,15-trimethyl-3-oxohexadeca-6,10,14-trienoate; Ethyl 3-oxo-7,11,15-trimethyl-6,10,14-hexadecatrienoate; 3-Oxo-C18-Ethyl Ester (mixture of isomers); Polyene keto-ester intermediate; Retinoid synthesis intermediate; Ethyl dehydrophytone; A key C21 polyene ester.
EINECS	Contact for details

Quality Control

Every batch of (6E,10E)-7,11,15-Trimethyl-3-Oxohexadeca-6,10,14-Trienoic Acid, Ethyl Ester is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency meet the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, isomer ratio, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This material is light-sensitive and should be handled under an inert atmosphere when appropriate for prolonged purity.

Specification

Item	Specification
Appearance	Yellow to amber viscous liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Total Isomers)
Isomer Ratio (6E,10E)	≥ 85% of total content
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Meets ICH guidelines

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