Description

Ribonolactone is a high-purity, versatile lactone compound with significant utility in advanced organic synthesis. Its unique structure makes it a valuable chiral building block and intermediate for producing fine chemicals and active pharmaceutical ingredients (APIs). This product is essential for research and development laboratories, pharmaceutical manufacturers, and specialty chemical producers seeking reliable, high-quality intermediates for complex synthesis pathways.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of nucleoside analogs, antiviral agents, and other bioactive molecules.
• Fine Chemical Synthesis: Used as a building block for creating complex organic compounds, including flavors, fragrances, and specialty polymers.
• Biochemical Research: Employed in enzymatic studies and as a substrate or inhibitor in metabolic pathway research.
• Material Science: Acts as a monomer or modifying agent in the development of biodegradable polymers and resins with specific functional properties.

Basic Information

Product Name	Ribonolactone
CAS No.	3327-63-7
Molecular Formula	C5H8O5
Molecular Weight	148.11 g/mol
Synonyms	D-Ribono-1,4-lactone; D-(-)-Ribonic acid γ-lactone; Ribonic acid 1,4-lactone; D-Ribonolactone; Ribono-1,4-lactone; 1,4-D-Ribonolactone; D-(-)-Ribonolactone; (3R,4S,5R)-3,4,5-Trihydroxydihydrofuran-2(3H)-one
EINECS	222-049-3

Quality Control

Our Ribonolactone is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including identification, assay, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your specifications and industry standards.

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). This product is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture, which may affect product quality.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference standard
Assay (HPLC)	≥ 98.0%
Specific Rotation	-20.0° to -23.0° (c=1 in H2O)
Loss on Drying	≤ 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.