Description

L-Galacturonic Acid is a key uronic acid derivative and an important biochemical intermediate. This compound matters for its role in the biosynthesis of ascorbic acid (Vitamin C) in plants and certain animals, making it a valuable precursor in research and industrial synthesis. It is needed by professionals in the pharmaceutical, nutraceutical, and biochemical research sectors, particularly those focused on metabolic pathway studies, enzyme substrate development, and high-purity fine chemical manufacturing.

Application

• Biochemical Research: Critical precursor in the study of the L-galactose pathway for ascorbic acid (Vitamin C) biosynthesis.
• Pharmaceutical Intermediates: Serves as a building block in the synthesis of specialized pharmaceutical compounds and diagnostic agents.
• Enzymology Studies: Used as a specific substrate for enzymes like L-galactono-1,4-lactone dehydrogenase and other oxidoreductases.
• Nutraceutical Development: Employed in research and process development for alternative Vitamin C production routes.
• Carbohydrate Chemistry: A standard and reagent in the synthesis and analysis of complex polysaccharides and pectin derivatives.
• Cell Culture & Microbiology: Utilized in defined media formulations for metabolic studies of microorganisms and plant cell cultures.

Basic Information

Product Name	L-Galacturonic Acid
CAS No.	108729-78-8
Molecular Formula	C6H10O7
Molecular Weight	194.14 g/mol
Synonyms	(2S,3R,4S,5R)-2,3,4,5-Tetrahydroxy-6-oxohexanoic acid; L-(+)-Galacturonic acid; Galacturonic acid, L-; L-GalUA; 6-Carboxy-L-galactose; L-Galactopyranuronic acid
EINECS	Contact for details

Quality Control

Our L-Galacturonic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and optical rotation, to ensure it meets high-purity standards suitable for research and industrial use. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Optical Rotation	+52.0° to +56.0° (c=1 in H2O)
Loss on Drying	≤ 2.0%
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.