Description

L-Arabinopyranoside,Methyl3,4-o-(1-Methylethylidene)-(9Ci) is a specialized carbohydrate derivative, specifically a protected arabinose analog, with the CAS number 817620-70-5. This compound is a crucial chiral building block and synthetic intermediate valued for its defined stereochemistry and protective group strategy. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of nucleosides, glycosides, and other bioactive molecules.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel antiviral, antibacterial, and anticancer agents.
• Nucleoside & Nucleotide Synthesis: Used as a protected sugar moiety for constructing modified nucleosides and nucleotides for medicinal chemistry and biochemistry.
• Glycochemistry & Glycobiology: Acts as a fundamental building block for the synthesis of complex oligosaccharides, glycoconjugates, and glycomimetics.
• Agrochemical Research: Employed in the development of new carbohydrate-based pesticides, herbicides, and plant growth regulators.
• Fine Chemical Synthesis: Utilized as a versatile intermediate for producing specialty chemicals, flavors, and fragrances requiring specific sugar motifs.
• Academic & Industrial R&D: Essential for methodological studies in organic synthesis, asymmetric catalysis, and carbohydrate chemistry.

Basic Information

Product Name	L-Arabinopyranoside,Methyl3,4-o-(1-Methylethylidene)-(9Ci)
CAS No.	817620-70-5
Molecular Formula	C9H16O5
Molecular Weight	204.22 g/mol
Synonyms	Methyl 3,4-O-Isopropylidene-α-L-arabinopyranoside; Methyl 3,4-O-(1-Methylethylidene)-α-L-arabinopyranoside; α-L-Arabinopyranoside, methyl 3,4-O-(1-methylethylidene)-; Methyl 3,4-O-Isopropylidene-α-L-arabinopyranoside; 1-Methylethylidene Methyl α-L-Arabinopyranoside; Isopropylidene Methyl Arabinopyranoside; Protected L-Arabinose Methyl Glycoside.
EINECS	Contact for details

Quality Control

Our L-Arabinopyranoside,Methyl3,4-o-(1-Methylethylidene)-(9Ci) is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and optical rotation measurement, to ensure high chemical purity and chiral integrity. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory needs.

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 to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
Water Content (KF)	≤ 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.