Description

3-Iodo-2-Butenoic Acid CAS NO 89033-14-7 is a versatile halogenated unsaturated carboxylic acid, serving as a valuable building block in advanced organic synthesis. Its unique structure, featuring both an iodine atom and an α,β-unsaturated acid moiety, makes it a critical intermediate for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, enabling the development of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in creating complex heterocycles and bioactive molecules.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its reactivity for structural diversification.
• Material Science: Serves as a monomer or precursor for functional polymers and advanced materials with specific electronic or optical properties.
• Cross-Coupling Reactions: An excellent substrate for palladium-catalyzed reactions (e.g., Heck, Suzuki, Sonogashira) due to the reactive vinyl iodide group.
• Chemical Research: A versatile reagent in academic and industrial R&D for exploring new synthetic methodologies and reaction pathways.
• Ligand and Catalyst Development: Used to synthesize novel chelating agents and organocatalysts for asymmetric synthesis.

Basic Information

Product Name	3-Iodo-2-Butenoic Acid
CAS No.	89033-14-7
Molecular Formula	C₄H₅IO₂
Molecular Weight	212.00 g/mol
Synonyms	3-Iodobut-2-enoic Acid; (E)-3-Iodo-2-butenoic Acid; 3-Iodocrotonic Acid; 2-Butenoic acid, 3-iodo-; trans-3-Iodocrotonic Acid; β-Iodocrotonic Acid; Iodocrotonic Acid
EINECS	Contact for details

Quality Control

Our 3-Iodo-2-Butenoic Acid is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality system is designed to meet the stringent requirements of cGMP and ISO standards for fine chemical manufacturing.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials such as strong bases and reducing agents.

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	≤ 1.0%
Heavy Metals	≤ 20 ppm

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