Description

D-Threo-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci) is a specialized chiral building block and synthetic intermediate of significant interest in advanced organic synthesis. Its unique stereochemistry and functional groups make it a valuable precursor for constructing complex molecular architectures. This compound is primarily utilized by research institutions and industrial R&D departments focused on pharmaceuticals, agrochemicals, and fine chemical development.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for stereospecific drugs.
• Agrochemical Synthesis: Used in the design and synthesis of advanced, biologically active compounds for crop protection and pest management.
• Fine Chemical Production: Acts as a building block for creating complex flavors, fragrances, and other high-value specialty chemicals.
• Academic & Industrial Research: Employed in methodological studies and as a standard in asymmetric synthesis and carbohydrate chemistry research.
• Bioconjugate Chemistry: Potential use in modifying biomolecules or creating linkers due to its reactive lactone and ester functionalities.

Basic Information

Product Name	D-Threo-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci)
CAS No.	120742-29-2
Molecular Formula	C6H8O5
Molecular Weight	160.12 g/mol
Synonyms	5-Methyl 3-deoxy-D-threo-pentaro-1,4-lactonate; Methyl 3-deoxy-D-threo-pentaro-1,4-lactonate; 3-Deoxy-D-threo-pentaric acid 1,4-lactone 5-methyl ester; D-threo-Pentaro-1,4-lactonic acid, 3-deoxy-, 5-methyl ester
EINECS	Contact for details

Quality Control

Our D-Threo-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) providing purity, identity, and impurity profiles is supplied with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 98.0% de
Loss on Drying	≤ 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.