Description

1-Ethynyl-1-Methylpropylvalerate is a specialized organic ester compound with a unique terminal alkyne functional group. This molecular structure makes it a valuable versatile building block and intermediate for advanced chemical synthesis. It is primarily sought after by pharmaceutical, agrochemical, and specialty chemical research and development teams for constructing complex molecules.

Application

• Pharmaceutical Intermediate: A key synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for introducing acetylene-based pharmacophores.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents, including herbicides and fungicides, where its alkyne moiety enables specific biological activity.
• Material Science Research: Serves as a monomer or cross-linking agent in the development of specialty polymers and advanced materials with tailored properties.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for complex molecule construction via Sonogashira coupling and other metal-catalyzed reactions.
• Liquid Crystal & Electronic Chemicals: A potential intermediate in the synthesis of organic electronic materials and liquid crystal compounds.
• Flavor & Fragrance Intermediate: Used in the synthesis of complex ester-based aroma chemicals.

Basic Information

Product Name	1-Ethynyl-1-Methylpropylvalerate
CAS No.	100052-96-8
Molecular Formula	C11H18O2
Molecular Weight	182.26 g/mol
Synonyms	Valeric acid, 1-ethynyl-1-methylpropyl ester; 1-Methyl-1-(prop-2-yn-1-yl)propyl pentanoate; 1-Ethynyl-1-methylpropyl pentanoate; Pentanoic acid, 1-ethynyl-1-methylpropyl ester; 3-Methyl-1-pentyn-3-yl valerate; 3-Methyl-1-pentyn-3-yl pentanoate
EINECS	Contact for details

Quality Control

Our 1-Ethynyl-1-Methylpropylvalerate is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. The container should be kept tightly sealed in a dry environment to minimize moisture uptake.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Total impurities ≤ 3.0%
Specific Gravity	0.90 - 0.95

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