Description

2-Bromo-2-Butenal is a versatile halogenated aldehyde building block, essential for introducing bromine and aldehyde functionalities in complex organic syntheses. Its high reactivity makes it a critical intermediate for constructing specialized molecules in advanced research and development. This compound is primarily needed by the pharmaceutical, agrochemical, and fine chemical industries for applications ranging from active pharmaceutical ingredient (API) synthesis to the development of novel crop protection agents.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticides.
• Fine Chemical Manufacturing: Serves as a precursor for dyes, pigments, and other specialty chemicals.
• Organic Synthesis Reagent: Employed in research laboratories for cross-coupling reactions, nucleophilic additions, and as a versatile electrophile.
• Material Science Research: Investigated as a monomer or cross-linking agent for novel polymeric materials.
• Flavor and Fragrance Industry: Potential intermediate for synthesizing specific aroma compounds.

Basic Information

Product Name	2-Bromo-2-Butenal
CAS No.	24247-53-8
Molecular Formula	C4H5BrO
Molecular Weight	149.00 g/mol
Synonyms	2-Butenal, 2-bromo-; 2-Bromobut-2-enal; (E)-2-Bromo-2-butenal; 2-Bromo-2-buten-1-al; Bromocrotonaldehyde; α-Bromocrotonaldehyde; trans-2-Bromo-2-butenal
EINECS	Contact for details

Quality Control

Our 2-Bromo-2-Butenal is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high purity and consistency. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C) under an inert atmosphere (e.g., nitrogen) to prevent oxidation. Due to its highly volatile nature, keep away from heat, sparks, and open flame.

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.