Description

2-Pyrrolidinone, 3-Butylidene-5-Methyl-, (3E)- (9Ci) is a specialized heterocyclic compound belonging to the pyrrolidinone class, serving as a valuable chemical intermediate. Its unique structure makes it a critical building block for synthesizing more complex molecules in advanced research and industrial chemistry. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking to develop novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new active pharmaceutical ingredients (APIs), particularly for compounds targeting neurological or metabolic pathways.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators where its pyrrolidinone core contributes to biological activity.
• Organic Synthesis Building Block: Employed in academic and industrial research for constructing complex nitrogen-containing heterocycles, lactams, and other fine chemicals.
• Polymer & Material Science: Acts as a monomer or modifier in the synthesis of specialty polymers, resins, and advanced materials with specific thermal or mechanical properties.
• Ligand & Catalyst Development: Utilized in the design and synthesis of novel ligands for catalytic systems or metal-organic frameworks (MOFs).

Basic Information

Product Name	2-Pyrrolidinone, 3-Butylidene-5-Methyl-, (3E)- (9Ci)
CAS No.	679818-45-2
Molecular Formula	C9H15NO
Molecular Weight	153.22 g/mol
Synonyms	(3E)-3-Butylidene-5-methylpyrrolidin-2-one; 3-Butylidene-5-methyl-2-pyrrolidinone; 5-Methyl-3-butyliden-2-pyrrolidinon; 3-Butylidene-5-methylpyrrolidin-2-one; (E)-3-Butylidene-5-methylpyrrolidin-2-one
EINECS	Contact for details

Quality Control

Every batch of 2-Pyrrolidinone, 3-Butylidene-5-Methyl-, (3E)- (9Ci) is produced and tested under strict quality management protocols to ensure consistency and purity for your critical applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%

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