Description

3-Thiophenecarboxylicacid,2,5-Dihydro-2,2-Dimethyl-(9Ci) is a specialized heterocyclic building block featuring a carboxylic acid functional group on a partially saturated thiophene ring. This compound is valued for its unique structure, which makes it a versatile intermediate in advanced organic synthesis and pharmaceutical research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for constructing complex molecules and exploring new chemical entities.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for candidates with heterocyclic cores.
• Agrochemical Synthesis: Used in the creation of advanced pesticides, herbicides, and fungicides where the thiophene moiety can contribute to biological activity.
• Material Science Research: Acts as a precursor for functionalized monomers or ligands in the development of conductive polymers, organic semiconductors, and metal-organic frameworks (MOFs).
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex organic molecules, leveraging the carboxylic acid group for further derivatization (e.g., amide formation, esterification).
• Chemical Research & Development: Utilized as a standard or reference compound in analytical method development and structure-activity relationship (SAR) studies.

Basic Information

Product Name	3-Thiophenecarboxylicacid,2,5-Dihydro-2,2-Dimethyl-(9Ci)
CAS No.	740796-46-7
Molecular Formula	C7H10O2S
Molecular Weight	158.22 g/mol
Synonyms	2,5-Dihydro-2,2-dimethyl-3-thiophenecarboxylic acid; 2,2-Dimethyl-2,5-dihydrothiophene-3-carboxylic acid; 3-Thiophenecarboxylic acid, 2,5-dihydro-2,2-dimethyl-; 2,2-Dimethyl-4,5-dihydrothiophene-3-carboxylic acid; 2,5-Dihydro-2,2-dimethylthiophene-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 3-Thiophenecarboxylicacid,2,5-Dihydro-2,2-Dimethyl-(9Ci) is produced and handled under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity (typically by HPLC or GC), physical characteristics, and spectral data (IR, NMR) is provided with every shipment to support your quality assurance protocols.

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 strong acids and organic solvents. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white 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.