Description

(+)-Dimethyl 2,3-o-Benzylidene-D-Tartrate is a high-purity chiral building block and resolving agent of significant importance in asymmetric synthesis. This compound is valued for its ability to induce chirality and act as a precursor for complex, optically active molecules. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for the development of enantiomerically pure active ingredients and advanced intermediates.

Application

• As a key chiral auxiliary in asymmetric synthesis for pharmaceutical research and development.
• As a resolving agent for the separation of enantiomers in complex chemical mixtures.
• As a precursor in the synthesis of biologically active natural products and complex organic molecules.
• In the development of novel catalysts and ligands for stereoselective transformations.
• For the preparation of advanced intermediates in agrochemical and fine chemical manufacturing.
• In academic and industrial research focused on stereochemistry and synthetic methodology.

Basic Information

Product Name	(+)-Dimethyl 2,3-o-Benzylidene-D-Tartrate
CAS No.	91326-83-9
Molecular Formula	C₁₄H₁₆O₆
Molecular Weight	280.27 g/mol
Synonyms	D-(-)-Dimethyl 2,3-O-Benzylidenetartrate; (2R,3R)-Dimethyl 2,3-O-(Phenylmethylene)tetrahydro-2,3-furandicarboxylate; Dimethyl (2R,3R)-2,3-O-Benzylidenetartrate; (R,R)-Dimethyl 2,3-O-Benzylidenetartrate; Benzylidene-D-tartaric Acid Dimethyl Ester; (+)-Dimethyl Benzylidene-D-tartrate
EINECS	Contact for details

Quality Control

Our (+)-Dimethyl 2,3-o-Benzylidene-D-Tartrate is produced under strict quality management protocols to ensure batch-to-batch consistency and high chemical purity. Each lot undergoes comprehensive analytical testing, including chiral purity verification by HPLC. Certificates of Analysis (COA) detailing specific results for identity, assay, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at 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%
Chiral Purity (HPLC)	≥ 99.0% ee
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.