Description

α-L-Rhamnose is a naturally occurring deoxy sugar, also known as 6-deoxy-L-mannose, with the CAS registry number 3615-41-6. This versatile monosaccharide serves as a crucial building block and precursor in the synthesis of complex bioactive molecules and fine chemicals. It is essential for manufacturers and researchers in the pharmaceutical, cosmetic, and food flavoring industries, where it is valued for its role in glycoside synthesis and as a standard for analytical purposes.

Application

• Pharmaceutical Intermediate: A key chiral starting material for the synthesis of antibiotics, antiviral drugs, and other therapeutic glycosides.
• Flavor & Fragrance Industry: Used as a precursor in the production of certain flavoring agents and aroma compounds.
• Biochemical Research: Serves as a standard and reagent in carbohydrate chemistry, enzymology, and metabolic pathway studies.
• Cosmetic Ingredients: Employed in the synthesis of certain surfactants and moisturizing agents due to its sugar-based structure.
• Microbiology & Cell Culture: Used as a carbon source in specific microbial fermentation processes and cell culture media formulations.
• Glycoconjugate Synthesis: Fundamental for constructing complex oligosaccharides and glycoconjugates for diagnostic and research applications.

Basic Information

Product Name	α-L-Rhamnose
CAS No.	3615-41-6
Molecular Formula	C6H12O5
Molecular Weight	164.16 g/mol
Synonyms	6-Deoxy-L-mannose; L-Rhamnose; L-Rhamnopyranose; Isodulcit; L-Mannomethylose; α-L-Rhamnopyranose; L-(+)-Rhamnose Monohydrate; Rhamnose
EINECS	222-793-4

Quality Control

Our α-L-Rhamnose is produced and tested under a strict quality management system to ensure batch-to-batch consistency and high purity. We offer grades suitable for research and industrial applications, with specifications that can meet the requirements of various pharmacopoeial standards. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

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). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Specific Rotation	[α]20/D: +8.5° to +9.5° (c=10 in H2O)
Loss on Drying	≤ 1.0%
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.