Description

3-Penten-2-One is a versatile, highly volatile organic compound belonging to the class of unsaturated ketones. Its unique structure makes it a valuable chemical intermediate and flavor/fragrance component for industrial and fine chemical synthesis. This product is essential for manufacturers in the flavor & fragrance, pharmaceutical, and agrochemical sectors seeking a reactive building block. We supply high-purity 3-Penten-2-One CAS NO 625-33-2 to meet the stringent demands of global B2B customers.

Application

• Flavor and Fragrance Ingredient: Used as a key intermediate in the synthesis of complex aroma chemicals, contributing fruity, green, or spicy notes.
• Pharmaceutical Intermediate: Serves as a crucial building block in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Synthesis: Employed in the production of pesticides, herbicides, and other crop protection agents.
• Chemical Research & Development: Utilized as a reagent in organic synthesis and material science research.
• Polymer Chemistry: Acts as a monomer or co-monomer in the production of specialty polymers and resins.
• Solvent and Extraction Agent: Its properties make it suitable for specialized solvent applications in certain extraction processes.

Basic Information

Product Name	3-Penten-2-One
CAS No.	625-33-2
Molecular Formula	C5H8O
Molecular Weight	84.12 g/mol
Synonyms	Methyl propenyl ketone; 3-Penten-2-one; 2-Penten-4-one; Ethylidene acetone; 1-Buten-3-one, 2-methyl-; Pent-3-en-2-one; 3-Penten-2-on; NSC 66499
EINECS	210-877-2

Quality Control

Our 3-Penten-2-One is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and other relevant methods, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing purity, identity, and impurity profiles. Our commitment to quality assurance ensures reliable performance for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources, sparks, and open flame. Due to its highly volatile nature, containers must be kept tightly sealed when not in use. Recommended storage temperature is 2-8°C (36-46°F) to maximize stability and shelf life. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference standard
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.435 - 1.445
Specific Gravity (20/20°C)	0.850 - 0.860

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