Description

3-Hydroxy-3-Methylbutanoic Acid Methyl Ester is a versatile organic ester compound, also known as Methyl 3-Hydroxy-3-Methylbutyrate, valued for its role as a key chemical intermediate and building block. Its structure makes it particularly useful in the synthesis of more complex molecules, including pharmaceuticals, agrochemicals, and fine chemicals. This product is essential for R&D laboratories and industrial manufacturers seeking a reliable, high-purity intermediate for advanced organic synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds requiring the 3-hydroxy-3-methylbutyrate moiety.
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Flavor and Fragrance Industry: Serves as a precursor for the synthesis of specific esters and lactones that contribute to fruity or creamy flavor and aroma profiles.
• Fine Chemical Production: Employed as a specialized intermediate in the manufacture of complex organic compounds for research and specialty applications.
• Polymer Chemistry: Can act as a monomer or co-monomer in the synthesis of specialty polyesters and other polymeric materials.
• Biochemical Research: Used in metabolic studies and as a standard or reagent in analytical and bioanalytical chemistry.

Basic Information

Product Name	3-Hydroxy-3-Methylbutanoic Acid Methyl Ester
CAS No.	6149-45-7
Molecular Formula	C6H12O3
Molecular Weight	132.16 g/mol
Synonyms	Methyl 3-Hydroxy-3-Methylbutyrate; 3-Hydroxy-3-Methylbutyric Acid Methyl Ester; Methyl 3-Hydroxyisovalerate; HMB Methyl Ester; 3-Methyl-3-hydroxybutyric Acid Methyl Ester; β-Hydroxy-β-Methylbutyric Acid Methyl Ester; HMBE
EINECS	228-147-8

Quality Control

Our 3-Hydroxy-3-Methylbutanoic Acid Methyl Ester is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles to meet the stringent requirements of our global B2B clients in pharmaceutical and fine chemical sectors.

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 organic solvents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to minimize moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC/HPLC)	≥ 98.0%
Refractive Index (n20D)	1.420 - 1.430
Density (g/mL, 20°C)	1.020 - 1.050
Water Content (KF)	≤ 0.5%

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