Description

Methylmercapto-D-Galactopyranoside is a specialized thioglycoside derivative of galactose, serving as a critical building block in synthetic organic chemistry and biochemical research. Its core value lies in its unique structure, which combines a galactopyranoside sugar moiety with a methylthio group, making it a versatile intermediate for the synthesis of more complex glycoconjugates and enzyme substrates. This compound is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and diagnostic sectors who require high-purity, well-characterized intermediates for drug discovery, glycobiology studies, and the development of enzyme inhibitors.

Application

• Pharmaceutical Intermediate: Key starting material or precursor in the synthesis of novel therapeutic agents, particularly those targeting glycosidase enzymes.
• Biochemical Research: Used as a substrate or inhibitor in enzymatic studies to investigate the mechanism and kinetics of glycosidases and other carbohydrate-processing enzymes.
• Glycoconjugate Synthesis: Serves as a protected glycosyl donor or acceptor for the chemical and enzymatic construction of oligosaccharides, glycopeptides, and glycolipids.
• Diagnostic Reagent Development: Employed in the design and production of reagents for clinical diagnostics, especially in assays related to carbohydrate metabolism.
• Chemical Biology Probes: Utilized to create activity-based probes for labeling and studying glycosidases in complex biological systems.

Basic Information

Product Name	Methylmercapto-D-Galactopyranoside
CAS No.	155-30-6
Molecular Formula	C7H14O5S
Molecular Weight	210.25 g/mol
Synonyms	Methyl 1-Thio-β-D-galactopyranoside; Methyl β-D-Thiogalactopyranoside; Methyl β-D-Galactopyranosyl Sulfide; 1-Thio-β-D-galactopyranoside Methyl; 1-Methylthio-1-deoxy-β-D-galactopyranose; β-D-Galactopyranoside, methyl 1-thio-; Thiogalactoside, Methyl-β-D-
EINECS	205-842-9

Quality Control

Our Methylmercapto-D-Galactopyranoside is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity, spectroscopic identification (IR, NMR), and determination of residual solvents and moisture content. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting compliance with agreed specifications. Custom synthesis and purification to meet specific research or cGMP-grade requirements are available upon request.

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). The product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Specific Rotation	-85° to -95° (c=1 in H2O)
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.