Description

(2R,3R,4S,5R)-3,4,5-Tris(Benzyloxy)-2-((Benzyloxy)Methyl)-6-Chlorotetrahydro-2H-Pyran CAS NO 67068-83-1 is a high-purity, protected carbohydrate derivative that serves as a critical chiral building block in advanced organic synthesis. Its value lies in its role as a key intermediate for constructing complex molecules with precise stereochemistry, enabling the development of novel pharmaceuticals and bioactive compounds. This product is essential for research and production teams in pharmaceutical development, process chemistry, and fine chemical synthesis who require reliable access to high-quality, stereochemically defined intermediates.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of nucleoside analogs, antiviral agents, and other active pharmaceutical ingredients (APIs).
• Glycochemistry Research: Used in the study and synthesis of complex carbohydrates, glycoconjugates, and glycomimetics due to its protected sugar scaffold.
• Process Chemistry: Employed in route development and scale-up for the production of target molecules requiring this specific stereochemical configuration.
• Medicinal Chemistry: Serves as a versatile building block for creating focused libraries of compounds for biological screening and structure-activity relationship (SAR) studies.
• Fine Chemical Synthesis: Utilized in the multi-step synthesis of specialty chemicals, agrochemicals, and other high-value compounds.
• Academic Research: A valuable reagent for universities and research institutes exploring new synthetic methodologies and carbohydrate-based chemistry.

Basic Information

Product Name	(2R,3R,4S,5R)-3,4,5-Tris(Benzyloxy)-2-((Benzyloxy)Methyl)-6-Chlorotetrahydro-2H-Pyran
CAS No.	67068-83-1
Molecular Formula	C34H35ClO5
Molecular Weight	559.09 g/mol
Synonyms	6-Chloro-2,3,4,5-tetra-O-benzyl-D-galactopyranose; 6-Chloro-2,3,4,5-tetra-O-benzyl-D-galactose; 6-Chloro-2,3,4,5-tetra-O-benzylgalactopyranose; Tetra-O-benzyl-6-chloro-D-galactopyranose; 6-Chloro-1,2,3,4-tetra-O-benzyl-D-galactopyranose; 6-Chloro-1,2,3,4-tetra-O-benzyl-α/β-D-galactopyranose; 6-Chloro-tetra-O-benzyl-D-galactose
EINECS	Contact for details

Quality Control

Our production of (2R,3R,4S,5R)-3,4,5-Tris(Benzyloxy)-2-((Benzyloxy)Methyl)-6-Chlorotetrahydro-2H-Pyran adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity, meeting the exacting standards required for pharmaceutical R&D and production. Each lot is supported by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We are committed to GMP-compliant practices where applicable and can provide material tailored to specific project requirements, including custom purity grades and packaging.

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 light-sensitive and should be handled and stored accordingly. Keep the container tightly sealed in a dry environment to minimize exposure to moisture. Store away from strong acids and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥97.0%
Specific Rotation [α]20/D	Contact for details
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%
Single Unknown Impurity (HPLC)	≤1.0%
Total Impurities (HPLC)	≤3.0%

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