Description

4H-Thieno[3,2-C]Chromene-2-Carboxylic Acid is a high-purity heterocyclic organic compound featuring a fused thienochromene scaffold with a carboxylic acid functional group. This specialized chemical building block is crucial for advanced pharmaceutical research and fine chemical synthesis, offering a unique structural motif for developing novel active ingredients. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating new molecular entities with targeted properties.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of new drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Organic Synthesis Building Block: Used in the construction of complex heterocyclic compounds for medicinal chemistry and structure-activity relationship (SAR) studies.
• Agrochemical Research: Employed in the synthesis of novel active ingredients for crop protection and pest management solutions.
• Material Science Precursor: Investigated for the development of advanced organic electronic materials and functional dyes due to its fused aromatic system.
• Academic & Contract Research: A valuable reagent for universities and CROs (Contract Research Organizations) conducting fundamental research in organic chemistry and heterocyclic chemistry.

Basic Information

Product Name	4H-Thieno[3,2-C]Chromene-2-Carboxylic Acid
CAS No.	26268-04-2
Molecular Formula	C12H8O3S
Molecular Weight	232.25 g/mol
Synonyms	4H-Thieno[3,2-c]chromene-2-carboxylic acid; 2-Thienochromenecarboxylic acid; Thieno[3,2-c]chromene-2-carboxylic acid, 4H-; 4H-Thieno[3,2-c]benzopyran-2-carboxylic acid; 26268-04-2; Thienochromene-2-carboxylic acid; 4H-Thieno[3,2-c]chromene-2-carboxylic acid (ACI); 4H-Thieno[3,2-c]chromene-2-carboxylic acid (USAN)
EINECS	Contact for details

Quality Control

Our 4H-Thieno[3,2-C]Chromene-2-Carboxylic Acid is manufactured under strict quality management protocols to ensure batch-to-batch consistency and high purity for research applications. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. The product is light-sensitive and should be stored away from light.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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