Description

4,5-Dihydronaphtho[1,2-B]Thiophene-2-Carboxylic Acid is a high-purity, fused-ring heterocyclic carboxylic acid building block of significant interest in advanced organic synthesis. Its unique naphthothiophene core structure makes it a valuable intermediate for the development of novel functional materials and active pharmaceutical ingredients (APIs). This compound is primarily sought by research and development teams in the pharmaceutical, agrochemical, and specialty chemical industries for creating complex molecules with tailored electronic and biological properties.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of new drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and oncology.
• Organic Electronic Materials: Serves as a precursor for the synthesis of novel organic semiconductors, charge-transport materials, and light-emitting compounds used in OLEDs and OFETs.
• Agrochemical Research: Used in the discovery of new herbicides, fungicides, and insecticides, leveraging its fused aromatic system for bioactivity.
• Ligand and Catalyst Development: The carboxylic acid functionality allows for derivatization into complex ligands for catalysis or metal-organic frameworks (MOFs).
• Dye and Pigment Synthesis: Acts as a building block for creating advanced colorants and fluorescent markers with high stability.
• Academic and Contract Research: A valuable reagent for methodological studies in organic chemistry and for custom synthesis projects.

Basic Information

Product Name	4,5-Dihydronaphtho[1,2-B]Thiophene-2-Carboxylic Acid
CAS No.	29179-41-7
Molecular Formula	C14H10O2S
Molecular Weight	242.29 g/mol
Synonyms	4,5-Dihydro-naphtho[1,2-b]thiophene-2-carboxylic acid; 2-Naphtho[1,2-b]thiophene-2-carboxylic acid, 4,5-dihydro-; 4,5-Dihydronaphtho[1,2-b]thiophene-2-carboxylic acid; 2-Carboxy-4,5-dihydronaphtho[1,2-b]thiophene; Naphtho[1,2-b]thiophene-2-carboxylic acid, 4,5-dihydro-; 29179-41-7; 4,5-Dihydrobenzo[g]thiophene-2-carboxylic acid (related structural name)
EINECS	Contact for details

Quality Control

Our 4,5-Dihydronaphtho[1,2-B]Thiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical parameters. Our quality commitment supports compliance with ISO standards and meets the stringent requirements of research and cGMP manufacturing environments.

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). Keep the container tightly sealed to protect from moisture and contamination. Store away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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