Description

Methyl 4-Hydroxy-4-Methyl-2-Pentynoate is a high-value specialty chemical intermediate featuring a unique acetylenic alcohol ester structure. This compound is prized for its bifunctional reactivity, serving as a versatile building block in advanced organic synthesis. It is primarily sought after by research and development chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring acetylenic or tertiary alcohol functional groups.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for fragrances, flavors, and other high-value specialty chemicals.
• Material Science Research: Employed in the development of novel polymers, dendrimers, and functional materials.
• Academic & Industrial R&D: A valuable reagent for methodology development and exploring new synthetic pathways in organic chemistry.

Basic Information

Product Name	Methyl 4-Hydroxy-4-Methyl-2-Pentynoate
CAS No.	209909-03-5
Molecular Formula	C7H10O3
Molecular Weight	142.15 g/mol
Synonyms	4-Hydroxy-4-methyl-2-pentynoic acid methyl ester; Methyl 4-hydroxy-4-methylpent-2-ynoate; 4-Methyl-4-hydroxy-2-pentynoic acid methyl ester; 2-Pentynoic acid, 4-hydroxy-4-methyl-, methyl ester
EINECS	Contact for details

Quality Control

Our production of Methyl 4-Hydroxy-4-Methyl-2-Pentynoate adheres to stringent quality management protocols. Every batch is analyzed using advanced techniques including HPLC, GC, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance and regulatory compliance needs.

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). This material is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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