Description

Erythro-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci) is a specialized chiral building block and intermediate in organic synthesis. This compound is valued for its unique stereochemistry and functional groups, which make it a critical precursor for the development of complex molecules. It is primarily sought after by research institutions and pharmaceutical companies engaged in the synthesis of novel active pharmaceutical ingredients (APIs), fine chemicals, and advanced materials.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of new therapeutic agents and active pharmaceutical ingredients (APIs).
• Organic Synthesis Building Block: Used in asymmetric synthesis and multi-step reactions to construct complex molecular architectures with defined stereochemistry.
• Fine Chemical Production: Serves as a precursor in the manufacture of specialty chemicals, catalysts, and ligands.
• Academic & Industrial Research: A valuable reagent for methodological studies in synthetic organic chemistry and material science.
• Agrochemical Development: Potential intermediate in the synthesis of advanced, biologically active compounds for crop protection.

Basic Information

Product Name	Erythro-Pentaric Acid, 3-Deoxy-, 1,4-Lactone, 5-Methyl Ester (9Ci)
CAS No.	123356-13-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	3-Deoxy-erythro-pentaric acid 1,4-lactone 5-methyl ester; Methyl 3-deoxy-erythro-pentonate 1,4-lactone; 5-Methyl 3-deoxy-erythro-pentonolactone; (3R,4R)-4-Hydroxydihydro-3-methylfuran-2(3H)-one; Erythro-3-deoxypentonic acid 1,4-lactone methyl ester
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We employ advanced analytical techniques including HPLC, GC, and NMR to verify identity, purity, and chiral integrity. Certificates of Analysis (COA) are available upon request, detailing batch-specific results for all critical parameters.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Chiral Purity	≥ 98.0% ee
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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