Description

5,6-Dihydro-4H-Cyclopenta[B]-Thiophene-2-Carbaldehyde is a versatile heterocyclic aldehyde building block of significant interest in advanced organic synthesis. Its unique fused-ring structure containing both cyclopentane and thiophene moieties makes it a valuable precursor for creating complex molecular architectures. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of novel drug candidates, particularly in central nervous system (CNS) and anti-inflammatory research.
• Agrochemical Synthesis: Serves as a core structure for developing new herbicides, fungicides, and insecticides with novel modes of action.
• Material Science Precursor: Used in the research and development of organic semiconductors, conductive polymers, and advanced organic electronic materials.
• Ligand and Catalyst Development: The aldehyde functionality allows for the creation of novel chiral ligands and organocatalysts for asymmetric synthesis.
• Chemical Research (Academic & Industrial): Employed in methodological studies for cycloaddition reactions, cross-coupling, and other novel transformations.
• Dye and Pigment Intermediate: Acts as a starting material for synthesizing specialized heterocyclic dyes and functional colorants.

Basic Information

Product Name	5,6-Dihydro-4H-Cyclopenta[B]-Thiophene-2-Carbaldehyde
CAS No.	956010-59-6
Molecular Formula	C8H8OS
Molecular Weight	152.21 g/mol
Synonyms	4,5,6,7-Tetrahydrocyclopenta[b]thiophene-2-carboxaldehyde; 4,5,6,7-Tetrahydro-2-thiophenecarboxaldehyde, Cyclopenta[b]thiophene; 2-Formyl-4,5,6,7-tetrahydrocyclopenta[b]thiophene; 5,6-Dihydro-4H-cyclopenta[b]thiophene-2-carbaldehyde; Cyclopentathiophene-2-carboxaldehyde; 2-Carbaldehyde-5,6-dihydro-4H-cyclopenta[b]thiophene
EINECS	Contact for details

Quality Control

Our 5,6-Dihydro-4H-Cyclopenta[B]-Thiophene-2-Carbaldehyde is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity for research and development applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to ISO 9001 quality management standards, and our analytical methods include HPLC, GC, NMR, and IR spectroscopy for definitive characterization.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This compound is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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