Description

3-Furancarboxylicacid,Tetrahydro-2,5-Dimethyl-,Methylester,(2R,5R)-Rel- CAS NO 198959-66-9 is a high-purity, stereochemically defined chiral building block. This compound is valued for its specific three-dimensional structure, which is critical for imparting desired biological activity or material properties in advanced syntheses. It is primarily sought after by research and development teams in the pharmaceutical and fine chemical industries for applications in asymmetric synthesis and the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and production of enantiomerically pure active pharmaceutical ingredients (APIs).
• Asymmetric Synthesis: Used as a building block in catalytic and stoichiometric asymmetric reactions to construct complex molecular architectures.
• Agrochemical Research: Employed in the development of new chiral pesticides and herbicides where specific stereochemistry affects efficacy.
• Flavor & Fragrance Chemistry: Serves as a precursor for synthesizing stereoisomers of flavor and aroma compounds.
• Material Science: Investigated as a monomer or precursor for chiral polymers and advanced functional materials.
• Academic & Contract Research: Utilized in university and CRO laboratories for methodological development and discovery chemistry.

Basic Information

Product Name	3-Furancarboxylicacid,Tetrahydro-2,5-Dimethyl-,Methylester,(2R,5R)-Rel-
CAS No.	198959-66-9
Molecular Formula	C9H14O3
Molecular Weight	170.21 g/mol
Synonyms	(2R,5R)-rel-2,5-Dimethyltetrahydrofuran-3-carboxylic acid methyl ester; Methyl (2R,5R)-rel-2,5-dimethyltetrahydrofuran-3-carboxylate; Tetrahydro-2,5-dimethyl-3-furancarboxylic acid methyl ester, (2R,5R)-rel-; 2,5-Dimethyltetrahydro-3-furancarboxylic acid methyl ester; rel-(2R,5R)-Methyl 2,5-dimethyltetrahydrofuran-3-carboxylate
EINECS	Contact for details

Quality Control

Our production of this chiral intermediate adheres to strict quality control protocols to ensure batch-to-batch consistency and high enantiomeric purity. Each lot is characterized using advanced analytical techniques including chiral HPLC, GC, NMR, and optical rotation measurement. A comprehensive Certificate of Analysis (COA) detailing identity, purity, chiral excess, and impurity profile is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Optical Rotation	Specified range provided per COA
Water Content (KF)	≤ 0.5%

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