Description

(-)-Dimethyl D-Tartrate is a high-purity chiral building block and resolving agent, essential for the synthesis of enantiomerically pure compounds. Its defined stereochemistry provides a critical advantage in asymmetric synthesis and chiral separations, ensuring predictable and reproducible outcomes in complex chemical processes. This product is primarily needed by pharmaceutical R&D laboratories, fine chemical manufacturers, and academic institutions focused on developing active pharmaceutical ingredients (APIs), catalysts, and advanced materials.

Application

• As a chiral auxiliary or resolving agent in the asymmetric synthesis of pharmaceutical intermediates.
• Starting material for the preparation of chiral ligands used in homogeneous catalysis.
• Key building block in the synthesis of natural products and complex organic molecules requiring specific stereochemistry.
• Use in analytical chemistry as a standard for chiral chromatography method development.
• Precursor for the synthesis of specialty polymers and advanced materials with chiral properties.
• Employed in academic and industrial research for studying stereoselective reactions and mechanisms.

Basic Information

Product Name	(-)-Dimethyl D-Tartrate
CAS No.	13171-64-7
Molecular Formula	C6H10O6
Molecular Weight	178.14 g/mol
Synonyms	Dimethyl (2R,3R)-(-)-2,3-Dihydroxysuccinate; (2R,3R)-(-)-Dimethyl Tartrate; D-(-)-Dimethyl Tartrate; (R,R)-(-)-Dimethyl Tartrate; L-Tartaric Acid Dimethyl Ester (enantiomer); Methyl D-Tartrate; (-)-Tartaric Acid Dimethyl Ester
EINECS	236-122-1

Quality Control

Our (-)-Dimethyl D-Tartrate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC and optical rotation measurement, to ensure it meets the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and specific rotation is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Enantiomeric Excess)	≥ 99.0% ee
Specific Rotation [α]20/D	-18° to -22° (c=1 in H2O)
Melting Point	88°C - 92°C
Loss on Drying	≤ 0.5%

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