Description

trans-Stilbene CAS NO 103-30-0 is a high-purity, symmetrical diarylethene compound characterized by its central trans-configured ethylene bridge linking two phenyl rings. This structure is fundamental for its utility as a key intermediate in organic synthesis and a versatile building block for advanced materials. It is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable, high-quality raw materials for complex syntheses.

Application

• Organic Synthesis Intermediate: A crucial precursor for synthesizing more complex molecules, including dyes, optical brighteners, and pharmaceuticals.
• Photochemical & Material Science Research: Serves as a model compound in studies of photoisomerization, fluorescence, and as a building block for organic light-emitting diodes (OLEDs) and liquid crystals.
• Agrochemical Production: Used in the synthesis of certain herbicides and plant growth regulators.
• Fluorescent Probes & Sensors: Its inherent fluorescence properties make it valuable for developing chemical sensors and biological probes.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialized polymers with specific optical or mechanical properties.
• Academic & Industrial R&D: A standard reagent for methodological development and educational purposes in organic chemistry laboratories.

Basic Information

Product Name	trans-Stilbene
CAS No.	103-30-0
Molecular Formula	C14H12
Molecular Weight	180.25 g/mol
Synonyms	(E)-Stilbene; trans-1,2-Diphenylethylene; (E)-1,2-Diphenylethene; Bibenzylidene; trans-Diphenylethylene; Stilbene, (E)-; (E)-1,2-Diphenylethylene; 1,1'-(1E)-1,2-Ethenediylbisbenzene
EINECS	203-098-8

Quality Control

Our trans-Stilbene is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. A Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	122 - 125 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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