Description

2-Hydroxypropyl Butyrate (CAS NO 39556-37-1) is a versatile ester compound valued for its role as a solvent and intermediate in high-value synthesis. Its chemical structure offers a balance of solubility and reactivity, making it a critical component for formulators seeking efficient process aids and building blocks. This product is essential for manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries where precise chemical functionality is required.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs) and prodrugs.
• Agrochemical Formulation: Acts as a solvent or co-solvent in pesticides and herbicide concentrates.
• Specialty Chemical Synthesis: Serves as a building block for esters, polymers, and other fine chemicals.
• Flavor and Fragrance Industry: Employed as a precursor for creating specific ester notes.
• Polymer Modification: Used as a plasticizer or reactive diluent in resin systems.
• Research & Development: A valuable reagent for organic synthesis and process development in laboratory settings.

Basic Information

Product Name	2-Hydroxypropyl Butyrate
CAS No.	39556-37-1
Molecular Formula	C7H14O3
Molecular Weight	146.18 g/mol
Synonyms	Propylene Glycol Monobutyrate; 1,2-Propanediol 1-Butyrate; 2-Hydroxypropyl Butanoate; Butyric Acid 2-Hydroxypropyl Ester; 2-Hydroxypropyl Butyrate Ester; PGMB; 1-Methyl-2-hydroxyethyl butyrate
EINECS	Contact for details

Quality Control

Our 2-Hydroxypropyl Butyrate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available for every shipment, providing full traceability and compliance assurance for your quality protocols.

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 acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to maintain product integrity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.420 - 1.425
Specific Gravity (20/20°C)	0.970 - 0.990

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