Description

2-Chloro-2-Butenal is a versatile halogenated aldehyde intermediate of significant importance in advanced organic synthesis. Its reactive chloro and aldehyde functional groups make it a valuable building block for constructing complex molecular architectures. This compound is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of various active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and pesticide intermediates.
• Organic Synthesis Building Block: Employed in cross-coupling reactions, nucleophilic substitutions, and as a starting material for synthesizing more complex aldehydes and olefins.
• Chemical Research & Development: A valuable reagent in academic and industrial R&D labs for exploring new synthetic pathways and creating novel chemical entities.
• Specialty Polymer Modification: Can be used to introduce reactive aldehyde groups into polymer chains for further functionalization.

Basic Information

Product Name	2-Chloro-2-Butenal
CAS No.	53175-28-3
Molecular Formula	C₄H₅ClO
Molecular Weight	104.54 g/mol
Synonyms	2-Chlorobut-2-enal; 2-Chlorocrotonaldehyde; (E)-2-Chloro-2-butenal; 2-Butenal, 2-chloro-; Crotonaldehyde, 2-chloro-; β-Chlorocrotonaldehyde
EINECS	Contact for details

Quality Control

Our 2-Chloro-2-Butenal is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in the original packaging or amber glass until use.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (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.