Description

2-Formyl-3-Thiophenecarboxaldehyde Ethylene Acetal is a specialized, high-purity organic intermediate featuring a protected aldehyde group. This compound is valued for its role as a key building block in the synthesis of complex heterocyclic molecules, particularly in pharmaceutical and advanced material research. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and organic electronics industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of active pharmaceutical ingredients (APIs), especially those containing thiophene or fused heterocyclic ring systems.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides that leverage the thiophene scaffold for bioactivity.
• Material Science Research: Serves as a monomer or functional building block for developing conductive polymers, organic semiconductors, and non-linear optical (NLO) materials.
• Ligand and Catalyst Development: Employed in the preparation of specialized ligands for metal catalysis and organocatalysts used in asymmetric synthesis.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes and fluorescent markers for biological imaging and diagnostic applications.

Basic Information

Product Name	2-Formyl-3-Thiophenecarboxaldehyde Ethylene Acetal
CAS No.	13250-83-4
Molecular Formula	C9H10O3S
Molecular Weight	198.24 g/mol
Synonyms	3-Thiophenedicarboxaldehyde, 2-formyl-, cyclic ethylene acetal; 2,3-Thiophenedicarboxaldehyde, cyclic ethylene acetal; 2-Formylthiophene-3-carboxaldehyde ethylene acetal; 1,3-Dioxolane, 2-(3-thienyl)-; 2-(3-Thienyl)-1,3-dioxolane; Thiophene-2,3-dicarboxaldehyde ethylene acetal
EINECS	Contact for details

Quality Control

Our 2-Formyl-3-Thiophenecarboxaldehyde Ethylene Acetal is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all specification results. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed in a dry environment to minimize exposure to moisture. Handle and store in accordance with all applicable local and international regulations.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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