Description

L-Xylulose is a rare, naturally occurring ketopentose sugar with significant biochemical relevance. This high-purity monosaccharide serves as a critical intermediate in the pentose phosphate pathway and is a valuable building block for research and specialty synthesis. It is primarily utilized by pharmaceutical researchers, diagnostic kit manufacturers, and biotechnology companies developing advanced metabolic studies and enzymatic assays.

Application

• Biochemical Research & Metabolic Pathway Studies: Used as a key substrate or intermediate to investigate the pentose phosphate pathway and related enzymatic processes.
• Diagnostic Reagent Manufacturing: Serves as a critical component in the formulation of clinical diagnostic kits for detecting specific metabolic disorders, such as pentosuria.
• Enzymology & Assay Development: Employed as a standard or substrate for studying the activity of enzymes like xylitol dehydrogenase and L-xylulose reductase.
• Pharmaceutical Intermediate: Acts as a chiral starting material or precursor in the synthesis of more complex bioactive molecules and potential therapeutics.
• Nutritional & Metabolic Science: Investigated for its role in carbohydrate metabolism and potential applications in specialized nutritional studies.
• Reference Standard: Used as a high-purity analytical standard in chromatography (HPLC, GC) for quality control and method validation in related industries.

Basic Information

Product Name	L-Xylulose
CAS No.	527-50-4
Molecular Formula	C5H10O5
Molecular Weight	150.13 g/mol
Synonyms	L(-)-Xylulose; L-Threo-Pentulose; L-Xyloketose; L(-)-Xylosone; L-Xylulose, free sugar; (3S,4R)-1,3,4,5-Tetrahydroxypentan-2-one; 3,4-Dihydroxy-2-oxopentanal
EINECS	208-416-6

Quality Control

Our L-Xylulose is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and purity, specific rotation measurement, and identity confirmation (IR, NMR). A detailed Certificate of Analysis (COA) is provided with every shipment, documenting compliance with our stringent in-house specifications tailored for research and diagnostic applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 2-8°C. This product is hygroscopic (moisture-sensitive). For long-term storage, consider desiccation or storage under inert atmosphere to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Specific Rotation [α]20/D	-30.0° to -34.0° (c=1 in H2O)
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.