Description

D-Lactic Acid-Benzyl Ester is a chiral organic ester derived from D-lactic acid, serving as a versatile and high-purity building block in advanced chemical synthesis. This compound matters for its role as a protected chiral synthon, enabling the stereoselective production of complex molecules where optical purity is critical. It is primarily needed by manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for applications such as chiral drug intermediates, liquid crystal materials, and fine chemical production.

Application

• Pharmaceutical Intermediate: A key chiral building block for the synthesis of active pharmaceutical ingredients (APIs), particularly in antiviral and antibiotic drug development.
• Agrochemical Synthesis: Used in the production of chiral pesticides and herbicides where specific stereochemistry enhances efficacy and reduces environmental impact.
• Liquid Crystal Materials: Serves as a precursor in the manufacture of advanced liquid crystal displays (LCDs) and optical materials.
• Fine Chemical Production: Employed in asymmetric synthesis and catalysis for creating high-value specialty chemicals and flavors & fragrances.
• Polymer Modification: Acts as a monomer or modifying agent for synthesizing biodegradable polymers with specific stereoregular properties.
• Academic & Industrial Research: A valuable reagent in R&D laboratories for exploring new synthetic methodologies and chiral catalysis.

Basic Information

Product Name	D-Lactic Acid-Benzyl Ester
CAS No.	74094-05-6
Molecular Formula	C10H12O3
Molecular Weight	180.20 g/mol
Synonyms	(R)-(-)-Benzyl Lactate; D-(-)-Benzyl Lactate; (R)-Benzyl 2-Hydroxypropanoate; Benzyl (R)-(-)-Lactate; D-Benzyl Lactate; (R)-2-Hydroxypropanoic Acid Benzyl Ester; Benzyl D-Lactate; Lactic Acid Benzyl Ester (D-form)
EINECS	Contact for details

Quality Control

Our D-Lactic Acid-Benzyl Ester is produced under strict quality management systems to ensure batch-to-batch consistency and high optical purity. We provide comprehensive quality assurance, with specifications typically meeting or exceeding industry standards for chiral intermediates. Certificates of Analysis (COA) detailing identity, purity (HPLC/Chiral HPLC), specific rotation, and impurity profiles are available for every batch upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Optical Purity (Chiral HPLC)	≥ 99.0% ee (D-isomer)
Specific Rotation [α]20/D	-15° to -18° (c=1 in CHCl3)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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