Description

D-(-)-Threose is a four-carbon monosaccharide, a rare sugar belonging to the aldotetrose family. This compound serves as a crucial chiral building block and intermediate in organic synthesis and pharmaceutical research. It is particularly valuable for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical industries developing nucleoside analogs, carbohydrate-based drugs, and complex natural products.

Application

• Pharmaceutical Intermediate: Key chiral precursor for the synthesis of antiviral and anticancer nucleoside analogs.
• Biochemical Research: Used as a standard and reagent in carbohydrate chemistry, enzymology, and metabolic pathway studies.
• Glycochemistry: Building block for the synthesis of complex oligosaccharides, glycoconjugates, and glycomimetics.
• Fine Chemical Synthesis: Valuable starting material for asymmetric synthesis, enabling the construction of stereochemically defined molecules.
• Food & Flavor Science: Potential intermediate in the research and development of rare sugars and sweeteners.
• Diagnostic Reagents: Can be utilized in the development of enzymatic assay kits and diagnostic biomarkers.

Basic Information

Product Name	D-(-)-Threose
CAS No.	95-43-2
Molecular Formula	C4H8O4
Molecular Weight	120.10 g/mol
Synonyms	D-Threose; (2S,3R)-2,3,4-Trihydroxybutanal; D-(-)-Threose; D-Threotetrose; (-)-Threose; Threose, D-; D-Threo-tetrose; (2S,3R)-(-)-Threose
EINECS	202-416-7

Quality Control

Our D-(-)-Threose is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis for enantiomeric excess, and identity confirmation via IR and NMR spectroscopy. A detailed Certificate of Analysis (COA) is provided with every shipment, ensuring traceability and compliance with your research or production specifications.

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 each use to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]20/D	-14.0° to -16.0° (c=1 in H2O)
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.1%

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