Description

L-Tetraguluronic Acid Tetrasodium Salt is a high-purity, water-soluble derivative of guluronic acid, a key monomeric unit of alginates. This compound is valued for its consistent quality and reliable performance as a critical intermediate in advanced biochemical synthesis and pharmaceutical research. It is primarily utilized by manufacturers and R&D laboratories in the pharmaceutical, cosmetic, and specialty chemical industries for developing novel drug delivery systems, biomaterials, and high-value functional ingredients.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs) and prodrugs.
• Biomaterial Research: Used in the development of hydrogels, scaffolds, and controlled-release matrices for tissue engineering and regenerative medicine.
• Cosmetic Formulations: Acts as a functional ingredient in high-end skincare products for its potential moisturizing and film-forming properties.
• Analytical Reference Standard: Employed as a certified reference material (CRM) in quality control laboratories for method development and validation.
• Enzymatic Substrate: Utilized in biochemical assays and studies involving alginate lyases and related enzymes.
• Specialty Chemical Synthesis: Functions as a starting material or intermediate for the production of other guluronate derivatives and complex carbohydrates.

Basic Information

Product Name	L-Tetraguluronic Acid Tetrasodium Salt
CAS No.	149511-37-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Tetrasodium L-Tetraguluronate; Tetrasodium (2S,3S,4S,5R)-2,3,4,5-Tetrahydroxy-6-oxohexanoate; Guluronic Acid Tetrasodium Salt Tetramer; Oligoguluronate Tetrasodium Salt; Sodium Tetraguluronate; Alginate Oligosaccharide Sodium Salt (G-block); G-Tetramer Sodium Salt
EINECS	Contact for details

Quality Control

Our L-Tetraguluronic Acid Tetrasodium Salt is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for research and industrial use. A Certificate of Analysis (COA) detailing specific results for purity, assay, and related substances is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Purity (HPLC, Area%)	≥ 98.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	Contact for details
Heavy Metals	< 10 ppm
Microbial Limits	Contact for details

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