Description

.Beta.-L-Manno-Heptopyranose, 1,6-Anhydro-3-Deoxy-2-o-Methyl-4-o-(Phenylmethyl)-, 4-Methylbenzenesulfonate CAS NO 123942-34-7 is a sophisticated, high-purity carbohydrate derivative and synthetic intermediate. This compound is valued for its unique stereochemistry and functional group protection, making it a critical building block in advanced organic synthesis. It is primarily utilized by research institutions and pharmaceutical development teams working on complex glycochemistry, nucleoside analogs, and novel therapeutic agents.

Application

• Pharmaceutical Intermediate: Serves as a key chiral precursor in the synthesis of novel nucleoside-based drugs, antiviral agents, and complex carbohydrate-based therapeutics.
• Glycochemistry Research: Used as a protected sugar derivative for studying glycosylation reactions, enzyme mechanisms, and carbohydrate-protein interactions.
• Chemical Biology Probes: Acts as a building block for creating labeled or modified sugars used in metabolic pathway tracing and cellular imaging studies.
• Process Development: Employed in route scouting and optimization for the scalable production of specialty fine chemicals and active pharmaceutical ingredients (APIs).
• Academic & Industrial R&D: Essential for synthetic organic chemists in universities and corporate R&D labs exploring new methodologies and compound libraries.

Basic Information

Product Name	.Beta.-L-Manno-Heptopyranose, 1,6-Anhydro-3-Deoxy-2-o-Methyl-4-o-(Phenylmethyl)-, 4-Methylbenzenesulfonate
CAS No.	123942-34-7
Molecular Formula	C21H24O8S
Molecular Weight	436.47 g/mol
Synonyms	1,6-Anhydro-3-deoxy-2-O-methyl-4-O-benzyl-β-L-manno-heptopyranose 4-methylbenzenesulfonate; 4-Methylbenzenesulfonic Acid 1,6-Anhydro-3-deoxy-2-O-methyl-4-O-(phenylmethyl)-β-L-manno-heptopyranosyl Ester; Benzyl 1,6-anhydro-3-deoxy-2-O-methyl-β-L-manno-heptopyranoside 4-tosylate; Protected L-Manno-heptose Derivative; Tosylated Anhydro Sugar Derivative
EINECS	Contact for details

Quality Control

Our .Beta.-L-Manno-Heptopyranose derivative is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing including HPLC, NMR, and mass spectrometry to confirm identity, purity, and stereochemical integrity. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring full traceability and compliance with research-grade specifications. Our quality commitment supports critical pharmaceutical R&D and process development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed in a desiccated environment and handled under inert atmosphere when appropriate to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Specific Rotation	Contact for details
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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