Description

2-Hexynal Diethyl Acetal is a specialized acetal-protected alkyne aldehyde derivative, serving as a versatile and reactive synthetic building block. Its core value lies in providing a masked aldehyde functionality that is stable to a wide range of reaction conditions, enabling complex multi-step organic synthesis. This compound is essential for researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs) and complex heterocyclic compounds.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and pesticide precursors.
• Organic Synthesis Reagent: Serves as a protected aldehyde synthon in multi-step reactions, including Grignard additions, reductions, and cross-coupling reactions.
• Fragrance & Flavor Chemistry: Intermediate for the creation of specific aldehyde-related aroma chemicals and flavor components.
• Material Science Research: Precursor for novel polymers or functionalized surfaces that require alkyne and aldehyde handles for further modification.
• Academic & R&D Laboratories: Valuable reagent for methodological development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	2-Hexynal Diethyl Acetal
CAS No.	18229-78-2
Molecular Formula	C10H18O2
Molecular Weight	170.25 g/mol
Synonyms	1,1-Diethoxy-2-hexyne; 2-Hexynal Diethyl Acetal; Diethyl (2-hexyn-1-ylidene)bis(oxy); 2-Hexyn-1-al Diethyl Acetal; 2-Hexynal Diethyl Acetal; 1,1-Diethoxyhex-2-yne; Acetaldehyde, (1-hexynyl)-, diethyl acetal; (1-Hexynyl)acetaldehyde Diethyl Acetal
EINECS	Contact for details

Quality Control

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

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 strong oxidizing agents and bases. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.420 - 1.430
Density (g/mL, 20°C)	0.880 - 0.900

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