Description

2-Propynoic Acid, 1-Methylethyl Ester is a specialized organic ester derivative of propiolic acid, also known as isopropyl propiolate. This compound serves as a valuable high-purity chemical intermediate and building block in advanced organic synthesis. It is primarily sought by pharmaceutical, agrochemical, and specialty chemical R&D sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring alkyne functionalization.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and herbicides.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the development of specialty polymers and resins.
• Organic Synthesis Reagent: Employed in click chemistry (e.g., Huisgen cycloaddition) and other coupling reactions to introduce propiolate groups.
• Fine Chemical Production: Utilized in the manufacture of flavors, fragrances, and other high-value specialty chemicals.
• Material Science Research: Serves as a precursor for developing novel organic materials and coatings.

Basic Information

Product Name	2-Propynoic Acid, 1-Methylethyl Ester
CAS No.	96088-62-9
Molecular Formula	C6H8O2
Molecular Weight	112.13 g/mol
Synonyms	Isopropyl Propiolate; Propiolic Acid Isopropyl Ester; 1-Methylethyl Propynoate; Isopropyl 2-Propynoate; Propargylic Acid Isopropyl Ester; Isopropyl Acetylene Carboxylate; 2-Propynoic Acid Isopropyl Ester
EINECS	Contact for details

Quality Control

We supply high-purity grades of 2-Propynoic Acid, 1-Methylethyl Ester suitable for demanding synthetic applications. Our products undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with customer specifications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, 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 at controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Refractive Index (n20D)	1.420 - 1.430
Density (g/mL, 20°C)	0.95 - 0.98

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