Description

2-(2-Chloro-Acetylamino)-5,6-Dihydro-4 H-Cyclopenta[ B ]Thiophene-3-Carboxylic Acid Amide is a high-purity, advanced pharmaceutical intermediate with a complex fused-ring structure. This compound is valued for its role as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas requiring sophisticated heterocyclic chemistry. It is primarily sought by research institutions and manufacturers in the pharmaceutical and fine chemical industries for developing new drug candidates.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug molecules, particularly those targeting central nervous system (CNS) disorders or inflammatory pathways.
• Organic Synthesis Building Block: Used in research and development for constructing complex fused-ring systems containing thiophene and cyclopentane motifs.
• Medicinal Chemistry Research: Employed in structure-activity relationship (SAR) studies to explore new chemical entities with potential therapeutic activity.
• Fine Chemical Production: Serves as a specialized intermediate for custom synthesis and contract manufacturing of high-value compounds.
• Agrochemical Research: Potential use as an intermediate in the development of new crop protection agents with novel modes of action.

Basic Information

Product Name	2-(2-Chloro-Acetylamino)-5,6-Dihydro-4 H-Cyclopenta[ B ]Thiophene-3-Carboxylic Acid Amide
CAS No.	299954-05-5
Molecular Formula	C11H11ClN2O2S
Molecular Weight	270.73 g/mol
Synonyms	2-[(2-Chloroacetyl)amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide; 2-(2-Chloroacetamido)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxamide; 5,6-Dihydro-4H-cyclopenta[b]thiophene-3-carboxamide, 2-[(2-chloroacetyl)amino]-; 299954-05-5; 2-(2-Chloroacetylamino)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylic acid amide; Amide of 2-(2-Chloroacetylamino)-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2-(2-Chloro-Acetylamino)-5,6-Dihydro-4 H-Cyclopenta[ B ]Thiophene-3-Carboxylic Acid Amide is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity suitable for pharmaceutical research. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable to support our clients' regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is moisture-sensitive; keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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