Description

4,4,4-Trifluoro-But-2-Enal is a high-value fluorinated building block characterized by its reactive aldehyde and alkene functionalities. This compound is essential for introducing the trifluoromethyl group into complex molecular architectures, a key modification for altering physicochemical properties in advanced materials and pharmaceuticals. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for synthesizing novel fluorinated compounds.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs) with enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in creating novel herbicides, fungicides, and insecticides where the trifluoromethyl group improves efficacy and environmental profile.
• Liquid Crystal & OLED Materials: Serves as a precursor for fluorinated components in electronic display materials, improving dielectric anisotropy and stability.
• Polymer Modification: Incorporated as a monomer or cross-linking agent to produce specialty fluoropolymers with unique surface properties and chemical resistance.
• Organic Synthesis Building Block: Utilized in various name reactions (e.g., Aldol, Wittig) to construct complex, fluorinated organic molecules for research and scale-up.
• Fluorinated Surfactant Precursor: Acts as an intermediate in the synthesis of surfactants and surface coating agents with low surface energy.

Basic Information

Product Name	4,4,4-Trifluoro-But-2-Enal
CAS No.	406-88-2
Molecular Formula	C4H3F3O
Molecular Weight	124.06 g/mol
Synonyms	4,4,4-Trifluorobut-2-enal; 4,4,4-Trifluoro-2-butenal; 4,4,4-Trifluorocrotonaldehyde; 2-Butenal, 4,4,4-trifluoro-; (E)-4,4,4-Trifluorobut-2-enal; Trifluorocrotonaldehyde; 4,4,4-Trifluorobut-2-en-1-al
EINECS	206-978-5

Quality Control

Every batch of 4,4,4-Trifluoro-But-2-Enal is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the high-purity standards required for sensitive synthetic applications. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is supplied with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry, and well-ventilated place. Recommended storage temperature is 2-8°C for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	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.