Description

Glaucocalyxin A is a bioactive labdane-type diterpenoid compound isolated from the traditional medicinal herb *Rabdosia japonica*. This high-purity reference standard is essential for pharmaceutical research and development, particularly in the study of anti-inflammatory and anti-cancer mechanisms. It serves as a critical analytical standard for quality control in the production of herbal extracts and advanced intermediates for novel therapeutics. Researchers and manufacturers in the pharmaceutical, nutraceutical, and academic sectors rely on it for its consistent biological activity and structural integrity.

Application

• Pharmaceutical Reference Standard: Used as a primary standard for the identification, assay, and purity testing of herbal extracts and finished products in QC/QA laboratories.
• Bioactivity Research: A key compound for in-vitro and in-vivo studies investigating anti-inflammatory, anti-tumor, and neuroprotective activities.
• Natural Product Synthesis: Serves as a lead compound or intermediate for the semi-synthesis of novel derivatives with enhanced therapeutic profiles.
• Herbal Medicine Standardization: Employed to standardize and authenticate products containing *Rabdosia japonica* (Glaucocalyx) extracts.
• Academic & Clinical Research: Utilized in university and institutional labs for pharmacological and phytochemical research projects.
• Biochemical Assay Development: Acts as a control substance in high-throughput screening (HTS) assays to discover new drug targets.

Basic Information

Product Name	Glaucocalyxin A
CAS No.	79498-31-0
Molecular Formula	C₂₀H₂₈O₄
Molecular Weight	332.43 g/mol
Synonyms	Glaucocalyxin A; (-)-Glaucocalyxin A; Japonin A; Rabdosin B; 7α,20-Epoxy-6β,16ξ-dihydroxy-3-oxo-1,14-clerodadien-18,20-olide; 1(14),2,8(17),11-Clerodatetraene-13,16:18,20-diolide, 6,20-epoxy-3,12-dihydroxy-15,16-epoxy-7-oxo-, (2ξ,3ξ,5α,6β,12ξ,13ξ,15ξ,16ξ)-
EINECS	Contact for details

Quality Control

Every batch of Glaucocalyxin A is produced and analyzed under strict quality management systems. We employ advanced chromatographic techniques, including HPLC and LC-MS, to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, related substances, and residual solvents is provided with each shipment. Our quality commitment aligns with the standards expected for pharmaceutical reference materials and high-grade research chemicals.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Purity (HPLC)	≥98.0%
Loss on Drying	≤0.5%
Residue on Ignition	≤0.1%
Heavy Metals	≤10 ppm
Residual Solvents (GC)	Meets ICH guidelines

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