Description

D-Ribo-Hexonic Acid, 5,6-Dideoxy-3-C-Ethenyl-2,3-o-(1-Methylethylidene)-, γ-Lactone (9Ci) is a specialized, high-purity chemical intermediate with the CAS registry number 499120-95-5. This compound is valued for its unique functionalized lactone and protected sugar scaffold, which serves as a critical building block in advanced organic synthesis. It is primarily sought after by research and development teams in the pharmaceutical and fine chemical industries for the synthesis of novel active pharmaceutical ingredients (APIs) and complex chiral molecules.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the research and synthesis of nucleoside analogs, antiviral agents, and other bioactive molecules.
• Fine Chemical Synthesis: Used as a versatile building block for constructing complex natural product analogs and specialty chemicals.
• Glycochemistry Research: Serves as a protected sugar derivative for studying glycosylation reactions and carbohydrate-based drug design.
• Process Chemistry Development: Employed in route scouting and optimization for the scalable production of high-value target compounds.
• Academic & Industrial R&D: Utilized in discovery chemistry for creating libraries of novel compounds with potential therapeutic activity.

Basic Information

Product Name	D-Ribo-Hexonic Acid, 5,6-Dideoxy-3-C-Ethenyl-2,3-o-(1-Methylethylidene)-, γ-Lactone (9Ci)
CAS No.	499120-95-5
Molecular Formula	C11H14O5
Molecular Weight	226.23 g/mol
Synonyms	5,6-Dideoxy-3-C-ethenyl-2,3-O-(1-methylethylidene)-D-ribo-hexonic acid, γ-lactone; 3-C-Vinyl-2,3-O-isopropylidene-5,6-dideoxy-D-ribo-hexono-1,4-lactone; (3aR,5R,6aS)-5-[(E)-Ethenyl]-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxol-4(3aH)-one; Protected D-Ribonolactone derivative; Isopropylidene-protected vinyl ribonolactone
EINECS	Contact for details

Quality Control

Our production of D-Ribo-Hexonic Acid, 5,6-Dideoxy-3-C-Ethenyl-2,3-o-(1-Methylethylidene)-, γ-Lactone (9Ci) adheres to stringent quality management protocols. Each batch is characterized and tested to ensure high chemical purity and consistency, meeting the exacting standards required for research and process chemistry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

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); the container must be kept tightly sealed to prevent degradation from 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
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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