Description

L-Manno-Hexodialdose, 2,3:4,5-Bis-o-(1-Methylethylidene)- is a high-purity, protected carbohydrate derivative, specifically a dialdose with isopropylidene acetal protecting groups. This compound is a crucial chiral building block and synthetic intermediate for advanced organic synthesis and pharmaceutical research. It is primarily utilized by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of complex molecules, nucleoside analogs, and other bioactive compounds.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of novel drug candidates, particularly nucleoside-based therapeutics and antiviral agents.
• Glycochemistry Research: Used as a protected sugar derivative for the study and synthesis of complex carbohydrates, glycoconjugates, and oligosaccharides.
• Agrochemical Synthesis: Acts as a building block for creating chiral active ingredients in advanced crop protection products.
• Fine Chemical Production: Employed in the multi-step synthesis of specialty chemicals, flavors, and fragrances requiring high stereochemical purity.
• Academic & Industrial R&D: A valuable tool for methodological development in asymmetric synthesis and carbohydrate chemistry.
• Bioconjugate Chemistry: Potential use in the development of labeled sugars or carbohydrate-based probes for diagnostic applications.

Basic Information

Product Name	L-Manno-Hexodialdose, 2,3:4,5-Bis-o-(1-Methylethylidene)-
CAS No.	280745-38-2
Molecular Formula	C12H18O6
Molecular Weight	258.27 g/mol
Synonyms	2,3:4,5-Di-O-isopropylidene-L-manno-hexodialdose; 2,3:4,5-Di-O-isopropylidene-L-manno-hexodialdo-1,5-pyranose; L-2,3:4,5-Di-O-isopropylidenemannodialdose; Diacetone-L-mannodialdose; (3aR,5R,6S,6aR)-5-((R)-1,2-Dihydroxyethyl)-2,2-dimethyltetrahydrofuro[2,3-d][1,3]dioxole-6-carbaldehyde; Protected L-Mannose Dialdehyde; Isopropylidene-protected Manno-dialdose.
EINECS	Contact for details

Quality Control

Our L-Manno-Hexodialdose derivative is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) with detailed chromatographic data are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is moisture-sensitive; keep the container tightly sealed in a desiccated environment to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Specific Rotation [α]²⁰D	Contact for details
Water Content (KF)	≤ 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.