Description

Threo-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci) is a high-purity, specialized organic compound identified by CAS number 123356-12-7. This chemical serves as a valuable chiral building block and intermediate in advanced synthetic chemistry, enabling the construction of complex molecular architectures. It is primarily sought after by research institutions and industrial R&D departments focused on pharmaceutical development, agrochemical synthesis, and fine chemical manufacturing.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel active pharmaceutical ingredients (APIs), particularly in stereoselective synthesis.
• Agrochemical Synthesis: Used in the production of advanced crop protection agents and herbicides where specific stereochemistry is required for bioactivity.
• Fine Chemical Manufacturing: Serves as a precursor for specialty chemicals, flavors, fragrances, and performance materials.
• Academic & Industrial Research: A critical reagent in methodological chemistry research, including catalysis studies and the development of new synthetic pathways.
• Biochemical Research: Potential use as a substrate or inhibitor in enzymatic studies due to its sugar acid lactone structure.
• Material Science: Can be investigated as a monomer for biodegradable polymers or functional materials.

Basic Information

Product Name	Threo-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci)
CAS No.	123356-12-7
Molecular Formula	C7H10O5
Molecular Weight	174.15 g/mol
Synonyms	5-Methyl 3-deoxy-threo-pentarate 1,4-lactone; Methyl 3-deoxy-threo-pentaro-1,4-lactonate; 3-Deoxy-threo-pentaric acid 1,4-lactone 5-methyl ester; Methyl 3-deoxy-DL-threo-pentonate 1,4-lactone; 5-O-Methyl 3-deoxy-threo-pentaro-1,4-lactone; 3-Deoxy-threo-pentono-1,4-lactone methyl ester
EINECS	Contact for details

Quality Control

Our Threo-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci) is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing key parameters such as assay, chiral purity, and impurity profiles. Our quality systems are designed to meet the stringent requirements of research and development applications.

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). Keep away from incompatible materials such as strong bases and oxidizing agents. For long-term storage, consider inert atmosphere conditions to maintain optimal stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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