Description

L-Glycero-L-Galacto-Heptitol, 2,6-Anhydro-1,3:5,7-Bis-o-(Phenylmethylene)-, 4-Methylbenzenesulfonate is a high-purity, synthetically derived carbohydrate derivative, specifically a protected heptitol tosylate. This compound serves as a critical chiral building block and advanced synthetic intermediate for the construction of complex bioactive molecules. It is primarily utilized by pharmaceutical R&D and fine chemical synthesis teams working on nucleoside analogs, antiviral agents, and novel carbohydrate-based therapeutics.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of nucleoside and nucleotide analogs with potential antiviral or anticancer activity.
• Carbohydrate Chemistry Research: Serves as a protected heptitol scaffold for studying glycosylation reactions and synthesizing complex oligosaccharides.
• Fine Chemical Synthesis: Used as a chiral synthon for constructing sophisticated molecular architectures in medicinal chemistry programs.
• Glycobiology Studies: Employed in the development of glycomimetics and tools for investigating carbohydrate-protein interactions.
• Process Chemistry Development: Utilized in route scouting and optimization for the scalable production of active pharmaceutical ingredients (APIs).

Basic Information

Product Name	L-Glycero-L-Galacto-Heptitol, 2,6-Anhydro-1,3:5,7-Bis-o-(Phenylmethylene)-, 4-Methylbenzenesulfonate
CAS No.	228115-94-4
Molecular Formula	C28H30O9S
Molecular Weight	542.60 g/mol
Synonyms	2,6-Anhydro-1,3:5,7-bis-O-(phenylmethylene)-L-glycero-L-galacto-heptitol 4-methylbenzenesulfonate; L-glycero-L-galacto-Heptitol, 2,6-anhydro-1,3:5,7-bis-O-(phenylmethylene)-, 4-methylbenzenesulfonate; Protected Heptitol Tosylate; Benzylidene-protected Heptitol Tosylate; (3aR,4R,6S,6aR,9S,9aR,9bS)-4,6-Bis(phenylmethoxy)-2,2-dimethyltetrahydro-3aH-[1,3]dioxolo[4,5-c]furo[3,2-f][1,3]dioxepine-9,9a,9b(8H)-triol 4-methylbenzenesulfonate
EINECS	Contact for details

Quality Control

This product is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity, suitable for demanding synthetic applications. Quality is verified through comprehensive analytical techniques including HPLC, NMR, and mass spectrometry. A detailed Certificate of Analysis (COA) is provided with each batch, confirming identity, purity, and conformity to agreed specifications.

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 container should be kept in a well-ventilated area and protected from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
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.