Description

D-Ribonic Acid, 2,3-o-Methylene-, γ-Lactone (9Ci) is a specialized, high-purity chemical intermediate characterized by its unique bicyclic lactone structure. This compound is valued for its role as a chiral building block in the synthesis of complex molecules, offering precise stereochemical control. It is primarily sought by research and development teams in the pharmaceutical and fine chemical industries for applications in nucleoside chemistry, antiviral drug development, and advanced material science.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and development of nucleoside analogs and antiviral agents.
• Fine Chemical Synthesis: Used as a building block for complex organic molecules requiring specific stereochemistry.
• Biochemical Research: Serves as a precursor or reference standard in enzymatic studies and metabolic pathway investigations.
• Material Science: Potential monomer or modifier in the development of specialized polymers with tailored properties.
• Academic & Industrial R&D: Employed in methodological development and exploratory synthesis within organic chemistry laboratories.

Basic Information

Product Name	D-Ribonic Acid, 2,3-o-Methylene-, γ-Lactone (9Ci)
CAS No.	279682-97-2
Molecular Formula	C7H8O5
Molecular Weight	172.13 g/mol
Synonyms	2,3-O-Methylene-D-ribono-1,4-lactone; 2,3-O-Methylene-D-ribonolactone; D-Ribono-1,4-lactone, 2,3-O-methylene-; (3aR,6S,6aR)-6-(Hydroxymethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4(3aH)-one; 2,3-O-Methylene-D-ribonic acid γ-lactone; 279682-97-2; D-Ribonic acid, 2,3-O-methylene-, γ-lactone
EINECS	Contact for details

Quality Control

Our D-Ribonic Acid, 2,3-o-Methylene-, γ-Lactone (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity suitable for research and synthesis. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to relevant industry standards for fine chemicals, and specifications can be aligned with customer-specific requirements for advanced applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). The product may be hygroscopic; keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
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.