Description

Methyl (E)-4-Hydroxy-4-Methylpent-2-En-1-Oate is a high-purity, unsaturated ester compound that serves as a versatile chiral building block and intermediate in advanced organic synthesis. Its unique structure, featuring both hydroxyl and ester functional groups on an unsaturated carbon chain, makes it a valuable precursor for creating complex molecules with specific stereochemistry. This compound is essential for research and development chemists in the pharmaceutical, agrochemical, and specialty chemical industries seeking to synthesize novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of anti-inflammatory and antiviral drugs.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides, where its structure contributes to biological activity.
• Fine Chemical Production: Serves as a building block for fragrances, flavors, and other specialty organic compounds requiring specific stereochemical configurations.
• Academic & Industrial Research: A valuable reagent in methodological development for asymmetric synthesis and catalysis studies.
• Polymer Chemistry: Can be utilized as a monomer or co-monomer for creating functional polymers with pendant hydroxyl groups.

Basic Information

Product Name	Methyl (E)-4-Hydroxy-4-Methylpent-2-En-1-Oate
CAS No.	5739-83-3
Molecular Formula	C7H12O3
Molecular Weight	144.17 g/mol
Synonyms	(E)-Methyl 4-Hydroxy-4-methylpent-2-enoate; Methyl (E)-4-Hydroxy-4-methyl-2-pentenoate; 4-Hydroxy-4-methyl-2-pentenoic Acid Methyl Ester; (E)-4-Hydroxy-4-methyl-2-pentenoic Acid Methyl Ester; 2-Pentenoic acid, 4-hydroxy-4-methyl-, methyl ester, (E)-; Methyl 4-Hydroxy-4-methyl-2-pentenoate
EINECS	227-257-6

Quality Control

Our Methyl (E)-4-Hydroxy-4-Methylpent-2-En-1-Oate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and isomeric consistency. Certificates of Analysis (COA) with detailed specifications are provided for every shipment, supporting compliance in cGMP and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). The product is hygroscopic (moisture-sensitive) and should be handled under an inert atmosphere for long-term storage to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
(E)-Isomer Content (GC/HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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