Description

D-Glucaro-3,6-Lactone is a naturally derived organic compound and a key intermediate in carbohydrate chemistry. Its significance lies in its role as a precursor for glucaric acid and its salts, which are valuable for their chelating and biodegradable properties. This product is essential for manufacturers and researchers in the pharmaceutical, nutraceutical, and specialty chemical industries, particularly for developing environmentally friendly sequestrants and corrosion inhibitors.

Application

• Pharmaceutical Intermediate: A key starting material for the synthesis of glucaric acid and its derivatives, which are investigated for various therapeutic applications.
• Chelating Agent Precursor: Used in the production of biodegradable chelating agents (e.g., D-glucaric acid salts) for industrial cleaning, water treatment, and personal care formulations.
• Corrosion Inhibition: Serves as a raw material for developing eco-friendly corrosion inhibitors in cooling water systems and metal surface treatment.
• Biochemical Research: Employed as a standard or reagent in enzymatic studies and metabolic pathway research related to sugar acids.
• Food & Nutraceutical Ingredient: Investigated for use as a precursor to calcium D-glucarate, a dietary supplement compound.
• Polymer & Material Science: Acts as a monomer or building block for synthesizing novel biodegradable polymers and hydrogels.

Basic Information

Product Name	D-Glucaro-3,6-Lactone
CAS No.	2782-04-9
Molecular Formula	C6H8O7
Molecular Weight	192.12 g/mol
Synonyms	D-Glucaro-1,4:3,6-dilactone; D-Glucaric acid 1,4:3,6-dilactone; Glucaro-3,6-lactone; D-Glucaro-δ-lactone; D-Glucarolactone; D-Saccharide acid 1,4:3,6-dilactone; (3R,4S,5S,6R)-3,4,5,6-Tetrahydroxyoxepane-2,7-dione
EINECS	220-500-6

Quality Control

Our D-Glucaro-3,6-Lactone is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide a detailed Certificate of Analysis (COA) with each shipment, documenting key parameters such as assay, optical rotation, and impurity profiles. Specifications can be tailored to meet research, pharmaceutical intermediate, or commercial-grade requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed to prevent absorption of atmospheric moisture, which may affect product stability and handling properties.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation [α]20/D	+20.0° to +24.0° (c=1 in H2O)
Loss on Drying	≤ 1.0%
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.