Description

4-Bromo-Pent-4-Enoic Acid is a versatile brominated alkenoic acid building block used in advanced organic synthesis. Its reactive bromine and terminal alkene functionalities make it a valuable precursor for constructing complex molecular architectures through cross-coupling and cycloaddition reactions. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel drug candidates, particularly for creating spirocyclic and heterocyclic compounds.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Material Science Research: Acts as a monomer or functionalizing agent in the development of specialty polymers and functional materials.
• Cross-Coupling Reactions: An effective substrate for Suzuki, Heck, and other palladium-catalyzed coupling reactions to form carbon-carbon bonds.
• Click Chemistry: The alkene group can participate in thiol-ene and other "click" reactions for bioconjugation and polymer modification.
• Academic & R&D: A valuable tool for synthetic organic chemists in universities and corporate R&D labs exploring new reaction methodologies.

Basic Information

Product Name	4-Bromo-Pent-4-Enoic Acid
CAS No.	86953-48-2
Molecular Formula	C5H7BrO2
Molecular Weight	179.01 g/mol
Synonyms	4-Bromopent-4-enoic Acid; 4-Bromo-4-pentenoic Acid; Pent-4-enoic acid, 4-bromo-; 4-Bromopentenoic Acid; 4-Bromo-δ⁴-pentenoic Acid
EINECS	Contact for details

Quality Control

Every batch of 4-Bromo-Pent-4-Enoic Acid is manufactured under strict quality management systems. Our products undergo rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high chemical purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

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 away from strong acids and incompatible materials. For long-term storage, consider storing under an inert atmosphere 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.