Description

3-Bromo-2-Methylpropionic Acid is a versatile halogenated carboxylic acid building block of significant importance in advanced organic synthesis. Its reactive bromine and carboxylic acid functionalities make 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 seeking to develop new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of novel small-molecule drugs.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, where its structure can be incorporated into bioactive molecules.
• Ligand and Catalyst Preparation: Serves as a precursor for synthesizing specialized ligands and organocatalysts used in asymmetric synthesis and polymerization reactions.
• Polymer Modification: Employed to introduce bromine-containing side chains or functional groups into polymers, altering their physical properties or reactivity.
• Organic Synthesis Reagent: A valuable reagent for nucleophilic substitution reactions and for introducing the 2-methylpropionic acid moiety into target molecules.
• Chemical Research & Development: Fundamental material for exploratory chemistry in academic and industrial R&D laboratories.

Basic Information

Product Name	3-Bromo-2-Methylpropionic Acid
CAS No.	56970-78-6
Molecular Formula	C4H7BrO2
Molecular Weight	167.00 g/mol
Synonyms	2-Methyl-3-bromopropanoic Acid; β-Bromo-α-methylpropionic Acid; 3-Bromo-2-methylpropanoic Acid; (RS)-3-Bromo-2-methylpropionic Acid; DL-3-Bromo-2-methylpropionic Acid; 3-Bromoisobutyric Acid (common misnomer, check structure); Bromomethylpropionic Acid
EINECS	Contact for details

Quality Control

Our 3-Bromo-2-Methylpropionic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatography (HPLC/GC) and spectroscopic methods, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, open flames, and incompatible materials such as strong bases and oxidizing agents. Due to its acidic nature, handle with appropriate personal protective equipment in a fume hood or well-ventilated area.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%

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