Description

Tetra-o-Acetyl-L-Rhamnopyranose is a key acetylated derivative of the deoxy sugar L-rhamnose, serving as a vital protected intermediate in synthetic organic chemistry. This compound is essential for researchers and manufacturers who require a stable, activated form of L-rhamnose for the controlled synthesis of complex carbohydrates, glycoconjugates, and bioactive molecules. It is particularly valuable for the pharmaceutical, biotechnology, and fine chemical industries engaged in the development of novel therapeutics, diagnostic agents, and advanced materials.

Application

• Glycosylation Reagent: A crucial building block for the stereoselective synthesis of rhamnose-containing oligosaccharides and glycoconjugates.
• Pharmaceutical Intermediate: Used in the research and production of active pharmaceutical ingredients (APIs), especially antibiotics, anti-cancer agents, and vaccines that incorporate rhamnose motifs.
• Biochemical Research: Serves as a substrate or precursor in enzymatic studies and for probing carbohydrate-protein interactions.
• Glycobiology & Immunology: Essential for synthesizing defined carbohydrate antigens and adjuvants for immunological studies and diagnostic applications.
• Fine Chemical Synthesis: Employed in the preparation of specialty chemicals, flavors, fragrances, and chiral auxiliaries.
• Material Science: Acts as a monomer or modifying agent for creating functionalized polymers and smart materials with specific surface properties.

Basic Information

Product Name	Tetra-o-Acetyl-L-Rhamnopyranose
CAS No.	7404-35-5
Molecular Formula	C14H20O9
Molecular Weight	332.30 g/mol
Synonyms	L-Rhamnose Tetraacetate; 1,2,3,4-Tetra-O-acetyl-α-L-rhamnopyranose; α-L-Rhamnopyranose Tetraacetate; Tetraacetylrhamnose; 2,3,4-Tri-O-acetyl-α-L-rhamnopyranosyl Acetate; Acetylated L-Rhamnose; L-Rhamnopyranosyl Tetraacetate
EINECS	Contact for details

Quality Control

Our Tetra-o-Acetyl-L-Rhamnopyranose is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and specific optical rotation measurement, to ensure it meets the high standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent performance for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C (refrigerated) or as specified on the label. This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent decomposition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Specific Optical Rotation [α]²⁰D	-70° to -75° (c=1 in CHCl₃)
Melting Point	118°C - 122°C
Loss on Drying	≤ 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.