trans-Crotonyl chloride CAS: 625-35-4

Product Parameters
Catalog No. BK4A24
CAS.RN 625-35-4
Molecular Formula C4H5ClO
Molecular Weight 104.53 g/mol
Purity NLT 98%
Product Overview

Crotonyl chloride is an important pharmaceutical intermediate widely used in organic synthesis, especially as a key acylation reagent in drug molecule construction. This product exhibits good reactivity and selectivity, making it suitable for key steps such as esterification and amidation in various synthetic routes. It can meet the needs of different stages, including R&D, pilot-scale, pilot-scale, and large-scale production, and is an indispensable raw material in the pharmaceutical and chemical industries.

Applications
  • Acylation reactions in drug molecule structure construction
  • Participation as an important intermediate in multi-step reactions in organic synthesis
  • Core raw materials in custom synthesis projects of pharmaceutical intermediates
  • Key reagents in process development and route optimization
  • Synthesis and modification of amides and esters
Quality & Supply Capability

English Name: trans-Crotonyl chloride Properties: Colorless to pale yellow liquid with a typical α,β-unsaturated acyl chloride structure. It readily undergoes hydrolysis and nucleophilic substitution reactions, exhibits good stability, and can be stored for extended periods under appropriate conditions. Storage Recommendations: Store in a sealed, light-protected, and dry place, referring to the COA/MSDS for specific requirements. Supply Capabilities: Samples, gram-level, kilogram-level, commercial batches. Packaging Specifications: Aluminum foil bags, fluorinated bottles, cardboard drums, customized packaging. Document Support: COA, MSDS, HPLC, NMR, etc. We provide a full-process service from sample supply to small-scale preparation, pilot-scale amplification, and customized mass production. We can flexibly tailor supply solutions according to customers' specific requirements for purity, impurity control, packaging specifications, delivery time, and quality documentation. Simultaneously, we have a professional technical team to provide customers with comprehensive technical support from laboratory R&D to industrial scale-up, helping customers efficiently advance process development, route optimization, and project transformation.

Why Choose Bioncan

Focused on pharmaceutical intermediates, with extensive experience in supplying acyl chloride compounds. Full-scale supply capabilities, covering needs from laboratory to commercial production. Provides complete quality control documentation to ensure controllable and traceable product quality. Supports customized needs, enabling personalized production based on specific customer requirements. Provides process optimization technical support to help customers improve synthesis efficiency and process stability.

Products are offered for research, development, or industrial use only.
Customers are responsible for ensuring compliance with applicable patent, regulatory, and import/export requirements in their respective jurisdictions.
Online Consulting

For quotation, inventory, samples, COA, MSDS, or custom synthesis support for CAS 625-35-4, please submit your requirements. We will respond according to purity, quantity, delivery timeline, and documentation needs.