Description

(+/-)-B-Butyrolactone CAS NO 36536-46-6 is a versatile chiral lactone compound that serves as a critical intermediate in advanced organic synthesis. Its value lies in providing a flexible molecular scaffold for constructing complex, stereochemically defined molecules. This product is essential for research and development chemists in the pharmaceutical, agrochemical, and fine chemical industries who require high-purity building blocks for active ingredient synthesis.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly for cardiovascular and central nervous system drugs.
• Agrochemical Synthesis: Used in the production of chiral pesticides and herbicides, where specific stereochemistry is crucial for biological activity and environmental safety.
• Fine Chemical Building Block: Employed in the manufacture of specialty chemicals, flavors, fragrances, and advanced materials requiring specific enantiomeric purity.
• Asymmetric Catalysis Research: Serves as a standard substrate or ligand precursor in the development and screening of new chiral catalysts.
• Polymer Chemistry: Acts as a monomer or co-monomer for producing specialized polyesters with tailored properties.

Basic Information

Product Name	(+/-)-B-Butyrolactone
CAS No.	36536-46-6
Molecular Formula	C₄H₆O₂
Molecular Weight	86.09 g/mol
Synonyms	DL-β-Butyrolactone; (±)-β-Butyrolactone; 3-Methyloxetan-2-one; DL-3-Hydroxybutyric acid lactone; DL-β-Hydroxybutyric acid lactone; BBL; Racemic β-butyrolactone; 2-Oxetanone, 3-methyl-, (±)-
EINECS	Contact for details

Quality Control

Our (+/-)-B-Butyrolactone is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chiral purity assessment, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric ratio are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Purity (GC/HPLC)	≥ 98.0%
Enantiomeric Ratio (Chiral GC/HPLC)	~50:50 (Racemic)
Water Content (KF)	≤ 0.5%

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