Description

(2E,4E,6E,8E)-9-(4-Methoxy-2,3,6-Trimethyl-Phenyl)-3,7-Dimethyl-Nona-2,4,6,8-Tetraenoic Acid Butyl Ester is a high-purity synthetic intermediate and chromophore of significant commercial interest. This compound matters for its role as a key precursor in the synthesis of advanced materials and specialty chemicals, where precise molecular structure is critical for performance. It is primarily needed by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and advanced organic electronics sectors.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates, particularly in retinoid-related therapeutic pathways.
• Agrochemical Synthesis: Used in the research and development of advanced crop protection agents and plant growth regulators.
• Organic Electronics: Acts as a precursor for conjugated molecules in organic semiconductors, OLEDs, and photovoltaic materials.
• Dye & Pigment Manufacturing: Functions as a core structure for developing specialized colorants and photochromic dyes.
• Chemical Research: Employed as a standard or reagent in academic and industrial research involving polyene chemistry and cross-coupling reactions.
• Cosmetic Ingredient Synthesis: Used in the development of specialty UV-absorbing compounds and retinoid analogs for skincare formulations.

Basic Information

Product Name	(2E,4E,6E,8E)-9-(4-Methoxy-2,3,6-Trimethyl-Phenyl)-3,7-Dimethyl-Nona-2,4,6,8-Tetraenoic Acid Butyl Ester
CAS No.	54757-45-8
Molecular Formula	C25H34O3
Molecular Weight	382.54 g/mol
Synonyms	Butyl (2E,4E,6E,8E)-9-(4-Methoxy-2,3,6-trimethylphenyl)-3,7-dimethylnona-2,4,6,8-tetraenoate; 9-(4-Methoxy-2,3,6-trimethylphenyl)-3,7-dimethyl-2,4,6,8-nonatetraenoic Acid Butyl Ester; Retinoic Acid Butyl Ester Derivative; Polyene Butyl Ester; 54757-45-8; 4-Methoxy-2,3,6-trimethylphenyl Polyene Ester
EINECS	Contact for details

Quality Control

Our (2E,4E,6E,8E)-9-(4-Methoxy-2,3,6-Trimethyl-Phenyl)-3,7-Dimethyl-Nona-2,4,6,8-Tetraenoic Acid Butyl Ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure compliance with stringent specifications. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

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 or as specified on the label. This product is light-sensitive and easily oxidized; prolonged exposure to air, light, or elevated temperatures should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder or solid
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Loss on Drying	≤ 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.