Description

(2E)-3-(1-Benzothien-3-Yl)Acrylic Acid CAS NO 5381-29-3 is a high-purity, light-sensitive organic compound featuring a benzothiophene core conjugated to an acrylic acid moiety. This specific molecular architecture makes it a valuable building block and key intermediate in advanced organic synthesis. It is primarily utilized by pharmaceutical R&D and fine chemical manufacturers for developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of potential drug candidates, particularly those targeting specific enzymatic pathways or requiring a benzothiophene scaffold.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a building block for electron-transport or emissive layer materials in display and lighting technologies due to its conjugated system.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, or plant growth regulators.
• Ligand and Catalyst Development: The carboxylic acid and aromatic system allow it to be functionalized into complex ligands for metal catalysis or sensing applications.
• Polymer and Material Science: Acts as a monomer or cross-linking agent for creating specialty polymers with unique thermal or optical properties.
• Fluorescent Probe and Dye Synthesis: The rigid, planar structure is advantageous for developing fluorescent markers and dyes for analytical or imaging purposes.

Basic Information

Product Name	(2E)-3-(1-Benzothien-3-Yl)Acrylic Acid
CAS No.	5381-29-3
Molecular Formula	C11H8O2S
Molecular Weight	204.24 g/mol
Synonyms	(E)-3-(Benzo[b]thien-3-yl)acrylic acid; 3-(1-Benzothiophen-3-yl)-2-propenoic acid; trans-3-(1-Benzothien-3-yl)acrylic acid; 3-(Benzothiophen-3-yl)acrylic acid; 2-Propenoic acid, 3-(1-benzothien-3-yl)-, (2E)-; 5381-29-3; 3-(1-Benzothien-3-yl)propenoic acid
EINECS	226-363-9

Quality Control

Our (2E)-3-(1-Benzothien-3-Yl)Acrylic Acid is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent identity. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to support your quality assurance protocols.

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 heat sources and incompatible materials. Due to its light-sensitive nature, handling should be conducted under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
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.