Description

D-(-)-Mandelic Acid Benzyl Ester is a high-purity chiral intermediate of significant importance in asymmetric synthesis. This optically active compound is valued for its role in constructing complex molecules with defined stereochemistry. It is primarily needed by pharmaceutical R&D and fine chemical manufacturers for applications in chiral resolution and the production of active pharmaceutical ingredients (APIs).

Application

• Chiral Intermediate in Pharmaceutical Synthesis: A key building block for the production of enantiomerically pure drugs and bioactive molecules.
• Asymmetric Synthesis & Catalysis: Used in the preparation of chiral ligands, auxiliaries, and catalysts for stereoselective reactions.
• Research & Development: Employed in academic and industrial R&D for exploring new synthetic pathways and methodologies.
• Fine Chemical Manufacturing: Serves as a precursor in the synthesis of specialty chemicals, flavors, and fragrances requiring specific stereochemistry.

Basic Information

Product Name	D-(-)-Mandelic Acid Benzyl Ester
CAS No.	97415-09-3
Molecular Formula	C15H14O3
Molecular Weight	242.27 g/mol
Synonyms	(R)-(-)-Mandelic Acid Benzyl Ester; (R)-Benzyl Mandelate; D-(-)-Benzyl Mandelate; (R)-2-Hydroxy-2-phenylacetic Acid Benzyl Ester; Benzyl (R)-(-)-Mandelate; (R)-α-Hydroxybenzeneacetic Acid Benzyl Ester; Benzyl D-Mandelate
EINECS	Contact for details

Quality Control

Our D-(-)-Mandelic Acid Benzyl Ester is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity (enantiomeric excess) and chemical purity determination, to ensure it meets the exacting standards required for advanced synthetic applications. Certificates of Analysis (COA) with detailed chromatographic data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). The product is moisture-sensitive; keep the container tightly sealed when not in use.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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