Description

(E)-1-Phenylbut-2-En-1-One is a high-purity α,β-unsaturated ketone, also known as Benzylideneacetone, serving as a versatile chemical intermediate. Its conjugated system makes it a valuable building block for synthesizing more complex organic molecules, offering reliability and consistency for industrial-scale processes. This compound is essential for manufacturers in the fragrance, pharmaceutical, and agrochemical sectors seeking a stable and reactive precursor.

Application

• Fragrance and Flavor Synthesis: A key intermediate for creating jasmin and other floral scent compounds.
• Pharmaceutical Intermediates: Used in the synthesis of various active pharmaceutical ingredients (APIs) and fine chemicals.
• Agrochemical Production: Serves as a precursor in the manufacture of certain pesticides and herbicides.
• Organic Synthesis & Research: A fundamental Michael acceptor and building block in organic chemistry for constructing complex molecular frameworks.
• Polymer Additives: Can be utilized in the production of specialty polymers and UV stabilizers.
• Electroplating Brighteners: Acts as an intermediate in the formulation of specific brightening agents for metal plating.

Basic Information

Product Name	(E)-1-Phenylbut-2-En-1-One
CAS No.	35845-66-0
Molecular Formula	C10H10O
Molecular Weight	146.19 g/mol
Synonyms	Benzylideneacetone; (E)-4-Phenyl-3-buten-2-one; trans-Benzylideneacetone; Methyl styryl ketone; (E)-1-Phenyl-2-buten-1-one; 4-Phenyl-3-buten-2-one; trans-4-Phenyl-3-buten-2-one; NSC 403697
EINECS	Contact for details

Quality Control

Our (E)-1-Phenylbut-2-En-1-One is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profiling. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee compliance with your 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). This material is light-sensitive and easily oxidized; for long-term storage, consider maintaining under an inert atmosphere such as nitrogen to preserve stability.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Melting Point	40 - 43 °C
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.