Description

1-O,2-O:4-O,5-o-Bis(Isopropylidene)-D-Galactitol is a protected sugar derivative, a key chiral intermediate and building block in organic synthesis. Its value lies in its ability to provide a rigid, non-reactive framework for the selective functionalization of carbohydrate molecules, enabling the synthesis of complex pharmaceuticals and bioactive compounds. This chemical is essential for research and production in the pharmaceutical, agrochemical, and fine chemical industries, particularly for developing nucleoside analogs, antiviral agents, and other specialized organic molecules.

Application

• Pharmaceutical Intermediate: A critical chiral building block for the synthesis of nucleoside analogs, antiviral drugs, and other active pharmaceutical ingredients (APIs).
• Glycochemistry Research: Used in the study and synthesis of complex carbohydrates, glycoconjugates, and glycomimetics.
• Agrochemical Synthesis: Serves as a precursor for creating chiral active ingredients in herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, catalysts, and ligands for asymmetric synthesis.
• Academic & R&D Laboratories: A valuable reagent for methodological development in organic chemistry and medicinal chemistry research projects.

Basic Information

Product Name	1-O,2-O:4-O,5-o-Bis(Isopropylidene)-D-Galactitol
CAS No.	20581-94-6
Molecular Formula	C12H20O6
Molecular Weight	260.28 g/mol
Synonyms	1,2:4,5-Di-O-isopropylidene-D-galactitol; Diacetone-D-galactitol; D-Galactitol, 1,2:4,5-bis-O-(1-methylethylidene)-; 1,2:4,5-Di-O-isopropylidene-galactitol; 1,2:4,5-Di-O-(1-methylethylidene)-D-galactitol; Di-O-isopropylidene-D-galactitol; D-1,2:4,5-Di-O-isopropylidene galactitol
EINECS	243-891-5

Quality Control

Our 1-O,2-O:4-O,5-o-Bis(Isopropylidene)-D-Galactitol is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis, and identity confirmation, to ensure it meets the high standards required for synthetic applications. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and consistency for our global B2B clients.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed in a dry environment to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]20/D	Contact for details
Melting Point	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.