Description

1-Bromo-2-Methyl-But-2-Ene is a versatile halogenated alkene building block, valued for its reactivity as an alkylating agent and its utility in introducing the tert-pentenyl group into molecular frameworks. This compound is essential for synthetic chemists requiring a reactive intermediate for constructing complex organic molecules. It is primarily used in the research and development of pharmaceuticals, agrochemicals, and advanced materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) and complex drug candidates.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and other crop protection agents.
• Organic Synthesis Reagent: Serves as an alkylating agent and a precursor in various coupling and addition reactions.
• Material Science Research: Employed in the development of specialty polymers, liquid crystals, and other functional materials.
• Flavor and Fragrance Industry: Acts as an intermediate in the synthesis of certain aroma chemicals.
• Academic and R&D Laboratories: Utilized in methodological research and the discovery of new synthetic pathways.

Basic Information

Product Name	1-Bromo-2-Methyl-But-2-Ene
CAS No.	57253-30-2
Molecular Formula	C5H9Br
Molecular Weight	149.03 g/mol
Synonyms	2-Methyl-2-butenyl bromide; 3-Bromo-3-methyl-1-butene; 1-Bromo-3-methyl-2-butene; tert-Pentenyl bromide; (2-Methyl-2-butenyl) bromide; 3-Methylbut-2-en-1-yl bromide
EINECS	Contact for details

Quality Control

Our 1-Bromo-2-Methyl-But-2-Ene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC and NMR analysis, to ensure high purity and consistency. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and bases. Recommended storage temperature is 2-8°C for extended stability. Keep container tightly sealed when not in use to minimize moisture absorption and degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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