Description

(2E,4E,6E,8E,10E)-Diethyl 4,9-Dimethyldodeca-2,4,6,8,10-Pentaenedioate is a high-purity, conjugated polyene diester compound of significant interest in advanced organic synthesis. Its extended, rigid polyene backbone makes it a valuable precursor or intermediate for the development of functional materials, including organic semiconductors, non-linear optical chromophores, and specialized polymers. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing complex molecular architectures.

Application

• Organic Synthesis Intermediate: Serves as a key building block for synthesizing complex natural product analogs, pharmaceuticals, and agrochemicals.
• Material Science Research: Used as a precursor for developing conjugated polymers and small molecules for organic electronics, such as OLEDs and OFETs.
• Non-linear Optical (NLO) Materials: Acts as a core chromophore in the research and development of materials for photonic applications due to its extended π-conjugation.
• Chemical Biology Probes: Utilized in the design and synthesis of fluorescent probes or photoaffinity labels for studying biological systems.
• Polymer Modification: Incorporated into polymer backbones to impart specific optical, electronic, or structural properties.
• Academic & Industrial R&D: A valuable tool for methodological development in catalysis and new bond-forming reactions involving polyene systems.

Basic Information

Product Name	(2E,4E,6E,8E,10E)-Diethyl 4,9-Dimethyldodeca-2,4,6,8,10-Pentaenedioate
CAS No.	53163-55-6
Molecular Formula	C20H28O4
Molecular Weight	332.43 g/mol
Synonyms	Diethyl 4,9-dimethyldodeca-2,4,6,8,10-pentaenedioate; 2,4,6,8,10-Dodecapentaenedioic acid, 4,9-dimethyl-, diethyl ester, (all-E)-; (all-E)-Diethyl 4,9-Dimethyl-2,4,6,8,10-Dodecapentaenedioate; 4,9-Dimethyldodeca-2,4,6,8,10-pentaenedioic Acid Diethyl Ester; Conjugated Polyene Diester; E,E,E,E,E-Diethyl 4,9-dimethyldodeca-2,4,6,8,10-pentaenedioate
EINECS	Contact for details

Quality Control

Our production of (2E,4E,6E,8E,10E)-Diethyl 4,9-Dimethyldodeca-2,4,6,8,10-Pentaenedioate adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is characterized using advanced analytical techniques including HPLC, GC, NMR, and IR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at 2-8°C for long-term stability. This compound is light-sensitive and easily oxidized; allow the sealed container to reach ambient temperature before opening to minimize moisture condensation and oxidative degradation.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder or solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
Isomeric Purity (E-isomers)	≥ 98.0% (by HPLC/GC)
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.