Description

3-(2-Methoxyphenyl)Thiophene-2-Carboxylic Acid is a high-value, multi-functional organic building block featuring a thiophene core substituted with a carboxylic acid and a methoxyphenyl group. This compound matters for its role as a critical intermediate in the synthesis of complex molecules, particularly in advanced pharmaceutical and material science research. It is needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel active compounds and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in therapeutic areas targeting the central nervous system or inflammation.
• Agrochemical Research: Serves as a building block for creating new candidates for herbicides, fungicides, or insecticides with potentially novel modes of action.
• Material Science Precursor: Used in the synthesis of organic semiconductors, conductive polymers, or liquid crystals due to its conjugated thiophene system.
• Ligand Synthesis: The carboxylic acid functionality allows for its use in constructing complex ligands for catalysis or metal-organic frameworks (MOFs).
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes for studying biological processes and target engagement.
• Custom Synthesis & Contract Manufacturing: A vital starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving client projects.

Basic Information

Product Name	3-(2-Methoxyphenyl)Thiophene-2-Carboxylic Acid
CAS No.	666841-74-3
Molecular Formula	C12H10O3S
Molecular Weight	234.27 g/mol
Synonyms	2-(2-Methoxyphenyl)thiophene-3-carboxylic acid; 3-Carboxy-2-(2-methoxyphenyl)thiophene; 2-(o-Methoxyphenyl)thiophene-3-carboxylic Acid; 3-Thiophenecarboxylic acid, 2-(2-methoxyphenyl)-; 666841-74-3; 3-(2-Methoxyphenyl)-2-thiophenecarboxylic acid
EINECS	Contact for details

Quality Control

Our 3-(2-Methoxyphenyl)Thiophene-2-Carboxylic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and development. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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). Keep away from strong oxidizing agents and bases.

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%

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