Description

4-Formyl-trans-Stilbene Diethyl Acetal is a high-purity, protected aldehyde derivative of trans-stilbene, serving as a critical synthetic intermediate. This compound is valued for its role in constructing complex molecular architectures, particularly in fine chemical and pharmaceutical synthesis. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for applications requiring precise chemical transformations.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), especially those with stilbene-based frameworks.
• Agrochemical Synthesis: Used in the research and development of new crop protection agents and plant growth regulators.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor in the development of advanced organic electronic materials and emissive layers.
• Liquid Crystal & Polymer Chemistry: A valuable monomer or intermediate for creating specialized polymers and liquid crystal compounds with specific optical properties.
• Fluorescent Probe & Dye Development: Utilized in the design and synthesis of fluorescent markers and dyes for analytical and diagnostic applications.
• Academic & Industrial Research: A versatile reagent for methodological studies in organic synthesis, including cross-coupling and protection/deprotection strategies.

Basic Information

Product Name	4-Formyl-trans-Stilbene Diethyl Acetal
CAS No.	381716-24-1
Molecular Formula	C19H22O2
Molecular Weight	282.38 g/mol
Synonyms	trans-4-(Diethoxymethyl)stilbene; 4-[(E)-2-Phenylethenyl]benzaldehyde Diethyl Acetal; 1,1-Diethoxy-4-[(E)-styryl]benzene; (E)-4-(Diethoxymethyl)stilbene; 4-Formylstilbene Diethyl Acetal; Benzaldehyde, 4-[(1E)-2-phenylethenyl]-, diethyl acetal; Stilbene-4-carboxaldehyde Diethyl Acetal
EINECS	Contact for details

Quality Control

Our 4-Formyl-trans-Stilbene Diethyl Acetal is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and GC, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). The compound should be handled under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.