Description

1,2:3,4-Di-o-Isopropylidene-β-D-Arabinopyranose is a high-purity, protected carbohydrate derivative widely used as a critical chiral building block in organic synthesis. Its value lies in its role as a versatile intermediate for constructing complex molecules with precise stereochemistry. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries, particularly for developing nucleoside analogs, antiviral agents, and other bioactive compounds.

Application

• Pharmaceutical Intermediate: Key starting material for the synthesis of nucleoside analogs and antiviral drugs.
• Chiral Building Block: Used in asymmetric synthesis to introduce the arabinose configuration into complex target molecules.
• Glycochemistry Research: Serves as a protected precursor for the preparation of various arabinose-containing oligosaccharides and glycoconjugates.
• Agrochemical Synthesis: Intermediate in the production of certain chiral active ingredients.
• Fine Chemical Production: Employed in custom synthesis and process development for specialty chemicals.

Basic Information

Product Name	1,2:3,4-Di-o-Isopropylidene-β-D-Arabinopyranose
CAS No.	20881-03-2
Molecular Formula	C11H18O5
Molecular Weight	230.26 g/mol
Synonyms	1,2:3,4-Di-O-isopropylidene-β-D-arabinopyranose; 1,2:3,4-Di-O-isopropylidene-D-arabinopyranose; Diacetone arabinose; D-Arabinose diacetone; 2,3:4,5-Di-O-isopropylidene-β-D-arabinopyranose; 1,2:3,4-Di-O-(1-methylethylidene)-β-D-arabinopyranose
EINECS	244-099-9

Quality Control

Our 1,2:3,4-Di-o-Isopropylidene-β-D-Arabinopyranose is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and synthesis applications. A comprehensive Certificate of Analysis (COA) detailing all specifications 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) and must be kept under dry conditions to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Specific Rotation	Contact for details
Water Content (KF)	≤ 0.5%

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