Description

Benzene, 2,4-Difluoro-1-(1-Methylethenyl)- (9Ci) is a specialized fluorinated aromatic building block of significant interest in advanced organic synthesis. Its core value lies in the strategic placement of fluorine atoms and a reactive isopropenyl group, enabling precise molecular modifications. This compound is essential for researchers and process chemists in the pharmaceutical and agrochemical industries who require high-purity intermediates for developing novel active ingredients.

Application

• As a key fluorinated intermediate in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders.
• Utilized in the research and development of advanced agrochemicals, such as herbicides and fungicides, where fluorine substitution enhances biological activity and environmental stability.
• Serves as a versatile building block for organic light-emitting diodes (OLEDs) and other electronic materials, where its structure can be incorporated into charge-transport or emissive layers.
• Employed in academic and industrial R&D for creating complex fluorinated scaffolds used in medicinal chemistry and material science explorations.
• Acts as a precursor for ligands and catalysts in transition metal-catalyzed reactions, leveraging the electronic influence of the fluorine atoms.

Basic Information

Product Name	Benzene, 2,4-Difluoro-1-(1-Methylethenyl)- (9Ci)
CAS No.	156570-11-5
Molecular Formula	C9H8F2
Molecular Weight	154.16 g/mol
Synonyms	2,4-Difluoro-α-methylstyrene; 1-(1-Methylethenyl)-2,4-difluorobenzene; 2,4-Difluoro-1-isopropenylbenzene; α-Methyl-2,4-difluorostyrene; 2,4-Difluoro-β-methylstyrene; (2,4-Difluorophenyl)propene; Isopropenyl-2,4-difluorobenzene
EINECS	Contact for details

Quality Control

Our production of Benzene, 2,4-Difluoro-1-(1-Methylethenyl)- (9Ci) adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (NMR, IR), to ensure high purity and batch-to-batch consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided and can be tailored to meet specific customer or regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 2°C and 8°C for long-term stability. Keep away from heat, sparks, and open flames. The container should be kept upright and sealed under an inert atmosphere if specified.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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