Description

α-L-Rhamnopyranose Monohydrate is a high-purity, crystalline monosaccharide derivative, essential as a key chiral building block and reference standard in advanced research and synthesis. Its consistent quality and defined structure are critical for ensuring reproducibility in sensitive biochemical and pharmaceutical applications. This product is primarily utilized by researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical industries for applications ranging from glycoscience to the development of novel therapeutics and diagnostic agents.

Application

• Pharmaceutical Intermediate: Serves as a crucial chiral precursor in the synthesis of complex active pharmaceutical ingredients (APIs) and glycoconjugates.
• Biochemical Research: Used as a standard and substrate in enzymatic studies, carbohydrate metabolism research, and glycosylation pathway analysis.
• Glycochemistry & Glycobiology: Acts as a fundamental building block for the chemical and enzymatic synthesis of oligosaccharides, glycopeptides, and other complex carbohydrates.
• Reference Standard: Employed as a high-purity analytical standard for quality control, method development, and calibration in HPLC, LC-MS, and other chromatographic systems.
• Flavor & Fragrance Industry: Utilized in the research and development of flavor precursors and aroma compounds.
• Cosmetic Science: Investigated for potential applications in skincare formulations due to its sugar-based properties.

Basic Information

Product Name	α-L-Rhamnopyranose Monohydrate
CAS No.	6155-35-7
Molecular Formula	C6H12O5 · H2O
Molecular Weight	182.17 g/mol
Synonyms	L-Rhamnose monohydrate; 6-Deoxy-L-mannose monohydrate; Isodulcitol; α-L-Rhamnopyranose hydrate; L-Rhamnose hydrate; L-Mannomethylose; (2S,3R,4R,5R,6S)-6-Methyltetrahydro-2H-pyran-2,3,4,5-tetraol monohydrate
EINECS	228-221-2

Quality Control

Our α-L-Rhamnopyranose Monohydrate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency, meeting the stringent requirements for research and production use. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, optical rotation, and impurity profile.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect stability and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Specific Optical Rotation	-7.5° to -9.0° (c=5 in H2O)
Water Content (KF)	8.0% - 10.0%
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.