Description

Pentonic Acid, 5-Deoxy-4-C-Methyl-3-o-Methyl-, γ-Lactone (9Ci) is a specialized lactone derivative with a unique methylated and deoxygenated pentonic acid backbone. This compound serves as a valuable chiral building block and intermediate in advanced organic synthesis, offering precise stereochemical control for complex molecule construction. It is primarily utilized by research institutions and pharmaceutical development companies engaged in the synthesis of novel active pharmaceutical ingredients (APIs), fine chemicals, and other high-value specialty products.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and development of novel Active Pharmaceutical Ingredients (APIs) and therapeutic agents.
• Fine Chemical Synthesis: Used as a specialized building block in the multi-step synthesis of complex organic molecules and fine chemicals.
• Agrochemical Research: Employed in the development of advanced pesticides, herbicides, and plant growth regulators requiring specific stereochemistry.
• Academic & Industrial R&D: Serves as a critical reagent in chemical research for exploring new synthetic methodologies and creating compound libraries.
• Flavor & Fragrance Industry: Potential intermediate for the synthesis of specific, high-value aroma chemicals and flavor compounds.
• Material Science: Can be investigated as a monomer or precursor for specialized polymers and functional materials.

Basic Information

Product Name	Pentonic Acid, 5-Deoxy-4-C-Methyl-3-o-Methyl-, γ-Lactone (9Ci)
CAS No.	532945-16-7
Molecular Formula	C7H12O4
Molecular Weight	160.17 g/mol
Synonyms	5-Deoxy-4-C-methyl-3-O-methylpentonic acid γ-lactone; 3-O-Methyl-5-deoxy-4-C-methylpentonic acid γ-lactone; 4-C-Methyl-3-O-methyl-5-deoxypentonic acid γ-lactone; (3R,4S,5R)-4-Methyl-5-(methoxymethyl)dihydrofuran-2(3H)-one; Methylated Deoxypentonic Acid Lactone; 532945-16-7 (CAS Registry Number)
EINECS	Contact for details

Quality Control

Our Pentonic Acid, 5-Deoxy-4-C-Methyl-3-o-Methyl-, γ-Lactone (9Ci) is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation, to ensure it meets the high standards required for research and synthesis applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and specifications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Specific Rotation	Contact for details
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.