Description

α-D-Glucoheptonic Acid Calcium Salt Dihydrate is a high-purity, crystalline organic calcium salt derived from glucose. This compound serves as a versatile intermediate and functional additive in advanced pharmaceutical and nutritional formulations. It is particularly valued in the production of calcium supplements, specialized chemical synthesis, and as a stabilizer in diagnostic reagents. Industries including pharmaceuticals, nutraceuticals, and fine chemicals rely on its consistent quality and reliable performance.

Application

• Pharmaceutical Intermediate: Used in the synthesis of complex active pharmaceutical ingredients (APIs) and diagnostic agents.
• Nutraceutical & Dietary Supplements: Serves as a bioavailable source of calcium in mineral-fortified products.
• Biochemical Research: Employed as a substrate or buffer component in enzymatic studies and microbiological media.
• Food Additive: Functions as a sequestrant and stabilizer in certain food processing applications.
• Cosmetic Formulations: Used as a skin-conditioning agent and stabilizer in personal care products.
• Chemical Synthesis: Acts as a chiral building block or catalyst in organic synthesis processes.

Basic Information

Product Name	α-D-Glucoheptonic Acid Calcium Salt Dihydrate
CAS No.	10030-53-2
Molecular Formula	C7H12CaO9 • 2H2O
Molecular Weight	328.27 g/mol (anhydrous basis)
Synonyms	Calcium D-glycero-D-gulo-heptonate dihydrate; Calcium Glucoheptonate Dihydrate; Glucoheptonic Acid Calcium Salt; Heptonic acid, D-glycero-D-gulo-, calcium salt (2:1), dihydrate; NSC 401565; D-Glucoheptonic acid calcium salt dihydrate
EINECS	Contact for details

Quality Control

Our α-D-Glucoheptonic Acid Calcium Salt Dihydrate is manufactured under a strict quality management system. Each batch is tested to ensure it meets high-purity standards suitable for pharmaceutical and nutritional applications. We provide comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles. Our quality commitment aligns with cGMP principles, and we can support compliance with relevant pharmacopoeial standards (e.g., USP, EP) upon request.

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). This product is hygroscopic (moisture-sensitive) and must be kept in a dry environment to prevent caking or degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (Anhydrous Basis)	98.0% - 102.0%
Water Content (KF)	9.0% - 11.0%
pH (5% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 10 ppm
Residue on Ignition	≤ 0.1%
Specific Rotation [α]20/D	+24° to +30° (c=1 in H2O)

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