Description

2-Pyrrolidinone, 1-(Chloroacetyl)- (9Ci) is a versatile heterocyclic building block and reactive intermediate of significant importance in synthetic organic chemistry. Its core value lies in the presence of both a pyrrolidinone ring and a reactive chloroacetyl group, enabling its use in the construction of complex molecules. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of various active pharmaceutical ingredients (APIs), particularly those containing lactam or pyrrolidine motifs.
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and other crop protection agents.
• Polymer & Material Science: Serves as a monomer or cross-linking agent for creating specialty polymers with specific thermal or mechanical properties.
• Chemical Research & Development: A valuable reagent for organic synthesis, used in cyclization reactions and the preparation of complex heterocycles.
• Dye & Pigment Manufacturing: Intermediate in the synthesis of certain specialized dyes and colorants.

Basic Information

Product Name	2-Pyrrolidinone, 1-(Chloroacetyl)- (9Ci)
CAS No.	43170-60-1
Molecular Formula	C6H8ClNO2
Molecular Weight	161.59 g/mol
Synonyms	1-Chloroacetyl-2-pyrrolidinone; N-Chloroacetyl-2-pyrrolidinone; 2-Pyrrolidinone, 1-(chloroacetyl)-; N-(Chloroacetyl)pyrrolidin-2-one; Chloroacetylpyrrolidinone; α-Chloro-N-2-oxopyrrolidinylacetamide; 1-(Chloroacetyl)pyrrolidin-2-one
EINECS	Contact for details

Quality Control

Our 2-Pyrrolidinone, 1-(Chloroacetyl)- (9Ci) is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (by HPLC), identity (IR), and impurity profiles are available for every shipment upon request, supporting 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 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.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Related Substances (HPLC)	Contact for details

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