Description

2-Bromoisobutyric Acid n-Butyl Ester is a high-purity, specialized organic bromide ester. This compound serves as a critical ATRP (Atom Transfer Radical Polymerization) initiator and a versatile alkylating agent in advanced organic synthesis. It is essential for R&D and production in the pharmaceutical, polymer, and specialty chemical industries, where precise molecular control is required.

Application

• Primary initiator for ATRP (Atom Transfer Radical Polymerization) to synthesize well-defined polymers and block copolymers.
• Key alkylating agent in the synthesis of complex pharmaceutical intermediates and active ingredients.
• Building block for functionalized monomers and specialty materials with tailored properties.
• Intermediate in agrochemical research and development for novel crop protection agents.
• Used in material science for surface modification and creating polymer brushes.
• Reagent in organic synthesis laboratories for introducing the tert-butyl bromoacetate moiety.

Basic Information

Product Name	2-Bromoisobutyric Acid n-Butyl Ester
CAS No.	60277-69-2
Molecular Formula	C8H15BrO2
Molecular Weight	223.11 g/mol
Synonyms	2-Bromo-2-methylpropanoic Acid Butyl Ester; Butyl 2-Bromo-2-methylpropanoate; Butyl 2-Bromoisobutyrate; n-Butyl 2-Bromo-2-methylpropionate; 2-Bromoisobutyric Acid Butyl Ester; ATRP Initiator; tert-Butyl Bromoacetate Butyl Ester; BBIB
EINECS	262-172-9

Quality Control

Our 2-Bromoisobutyric Acid n-Butyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC/HPLC for purity and identity confirmation, to ensure it meets the high standards required for polymerization and pharmaceutical synthesis. Comprehensive Certificates of Analysis (COA) are provided with every shipment.

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 strong acids and incompatible materials. Handle in accordance with good industrial hygiene and safety practice.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.450 - 1.455
Density (20°C)	1.25 - 1.30 g/cm³

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