Description

Pent-4-Ynal (In DCM 30% w/w) is a high-purity chemical intermediate supplied as a stabilized solution in dichloromethane. This compound is valued for its terminal alkyne and aldehyde functionalities, making it a versatile building block for complex organic synthesis. It is primarily utilized by research and development laboratories and production facilities in the pharmaceutical, agrochemical, and advanced materials sectors for constructing molecular scaffolds and specialty polymers.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the research and production of novel pesticides, herbicides, and plant growth regulators.
• Material Science Research: Acts as a monomer or cross-linking agent in the development of specialty polymers and advanced organic materials.
• Click Chemistry: The terminal alkyne group is ideal for Huisgen cycloaddition reactions, facilitating efficient bioconjugation and polymer functionalization.
• Organic Synthesis Building Block: Employed in multi-step synthetic routes for constructing complex natural products and fine chemicals.
• Ligand and Catalyst Development: Used in the preparation of novel ligands for metal-catalyzed reactions and organocatalysts.

Basic Information

Product Name	Pent-4-Ynal (In DCM 30% w/w)
CAS No.	18498-59-4
Molecular Formula	C5H6O
Molecular Weight	82.10 g/mol
Synonyms	4-Pentynal; Pent-4-yn-1-al; 4-Pentyn-1-al; 1-Pentyn-5-al; But-3-ynyl aldehyde; 3-Butynal; 3-Butyn-1-al; 4-Pentynaldehyde
EINECS	Contact for details

Quality Control

Our Pent-4-Ynal (In DCM 30% w/w) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay, purity verification, and solvent content analysis, to ensure consistency and compliance with customer specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place at room temperature (15-25°C). Due to its highly volatile nature and the presence of dichloromethane, keep away from heat, sparks, and open flames. Keep the container tightly sealed when not in use to prevent evaporation and concentration changes.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow solution
Identification (IR)	Conforms to structure
Assay (Pent-4-Ynal, GC)	29.0 - 31.0 % w/w
Purity (GC Area %)	≥ 98.0% (of active)
Solvent (Dichloromethane)	Balance
Water Content (KF)	≤ 0.5%

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