Description

(E)-3,β-Dimethylstyrene is a high-purity, specialty aromatic olefin characterized by its distinct chemical structure. This compound serves as a valuable intermediate and building block in advanced organic synthesis, enabling the production of complex molecules. It is primarily utilized by manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for research and development as well as scale-up processes.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex organic molecules.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for fragrances, flavors, and specialty performance chemicals.
• Material Science Research: Employed in the development of novel polymers, resins, and advanced organic materials.
• Organic Synthesis & Catalysis: Acts as a substrate or ligand in catalytic reactions and asymmetric synthesis.
• Academic & Industrial R&D: Used in chemical research for method development and exploring new reaction pathways.

Basic Information

Product Name	(E)-3,β-Dimethylstyrene
CAS No.	2077-32-9
Molecular Formula	C10H12
Molecular Weight	132.20 g/mol
Synonyms	(E)-1,2-Dimethyl-3-phenylpropene; trans-3,β-Dimethylstyrene; (E)-3-Phenyl-2-butene; 3,β-Dimethylstyrene; trans-1,2-Dimethyl-3-phenylpropene; (E)-1-Methyl-2-(1-phenylethenyl)ethane; (E)-β-Methyl-α-methylstyrene
EINECS	218-204-9

Quality Control

Our (E)-3,β-Dimethylstyrene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR analysis, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical specifications. Our quality commitment ensures the material meets the high standards required for synthetic and R&D applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is easily oxidized (store under inert atmosphere) and is light-sensitive. Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0% (Area %)
Purity (HPLC)	≥ 96.0%
Isomeric Purity ((E)-isomer)	≥ 95.0%
Water Content (KF)	≤ 0.1%

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