Description

3-Ethyl-3-Butene-2-One is a versatile, high-purity chemical intermediate characterized by its unique unsaturated ketone structure. This compound is valued for its reactivity, serving as a crucial building block in the synthesis of complex molecules across advanced manufacturing sectors. It is essential for research and development chemists, process engineers, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality raw materials for their synthetic pathways.

Application

• Pharmaceutical Intermediate: A key starting material or synthon in the multi-step synthesis of active pharmaceutical ingredients (APIs) and other bioactive compounds.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators, leveraging its reactive carbonyl and alkene functionalities.
• Flavor & Fragrance Ingredient: Serves as a precursor in the manufacture of specific aroma chemicals and flavoring agents due to its structural motif.
• Polymer & Resin Modifier: Acts as a cross-linking agent or comonomer in specialty polymer formulations to alter physical properties.
• Organic Synthesis Research: A valuable reagent in academic and industrial R&D for exploring new carbon-carbon bond formation reactions and heterocyclic chemistry.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and other performance chemicals requiring specific ketone intermediates.

Basic Information

Product Name	3-Ethyl-3-Butene-2-One
CAS No.	4359-77-7
Molecular Formula	C6H10O
Molecular Weight	98.14 g/mol
Synonyms	3-Ethyl-3-buten-2-one; 3-Buten-2-one, 3-ethyl-; Ethylideneacetone; 3-Ethylbut-3-en-2-one; Methyl 1-butenyl ketone; 1-Buten-3-one, 3-ethyl-; 3-Ethylbut-3-ene-2-one
EINECS	224-447-5

Quality Control

Our 3-Ethyl-3-Butene-2-One is manufactured under a stringent quality management system. Every batch undergoes comprehensive analytical testing, including chromatography (GC/HPLC) and spectroscopy (IR, NMR), to ensure identity, purity, and consistency meet exacting standards. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting all critical quality parameters for your compliance and traceability needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.430 - 1.435
Density (20°C)	0.85 - 0.87 g/mL

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