Description

2-Thiothenoic Acid is a specialized sulfur-containing heterocyclic carboxylic acid with the CAS registry number 49628-34-4. This compound serves as a valuable chemical building block and intermediate in advanced organic synthesis. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting infectious diseases or metabolic disorders.
• Agrochemical Synthesis: Building block for developing new-generation herbicides, fungicides, and insecticides with enhanced efficacy.
• Material Science Research: Used in the creation of specialized polymers, ligands for catalysis, and organic electronic materials.
• Chemical Research & Development: Serves as a versatile reagent for exploring new organic reactions and synthesizing complex heterocyclic compounds.
• Ligand and Catalyst Preparation: Useful in the preparation of sulfur-containing ligands for transition metal catalysis.

Basic Information

Item	Details
Product Name	2-Thiothenoic Acid
CAS No.	49628-34-4
Molecular Formula	C5H4O2S2
Molecular Weight	160.21 g/mol
Synonyms	2-Thiophenecarboxylic acid, thio-; Thieno[2,3-b]thiophene-2-carboxylic acid; 2-Carboxythieno[2,3-b]thiophene; 2-Thienylthioacetic acid derivative; 49628-34-4; Thienothiophene-2-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2-Thiothenoic Acid is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and IR for structural confirmation, to ensure it meets exacting research and industrial standards. A detailed Certificate of Analysis (COA) is provided with each shipment to guarantee traceability and batch-to-batch consistency.

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 away from strong oxidizing agents and bases.

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.