Description

Glaucocalyxin B 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, offering a reliable benchmark for analytical and bioactivity studies. It is primarily utilized by researchers and quality control laboratories in the pharmaceutical, nutraceutical, and academic sectors for its potential pharmacological properties.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for the identification, assay, and purity testing of related products in quality control laboratories.
• Biochemical Research: Serves as a key intermediate or probe in pharmacological studies to investigate anti-inflammatory, anti-tumor, and neuroprotective activities.
• Natural Product Isolation & Analysis: Acts as a marker compound for the standardization and authentication of herbal extracts containing *Rabdosia* species.
• Academic & Institutional Research: Employed in university and institutional labs for fundamental research into diterpenoid chemistry and biosynthesis pathways.
• Method Development & Validation: Critical for developing and validating analytical methods such as HPLC, LC-MS, and TLC in analytical chemistry.

Basic Information

Product Name	Glaucocalyxin B
CAS No.	80508-81-2
Molecular Formula	C₂₀H₂₈O₄
Molecular Weight	332.43 g/mol
Synonyms	Glaucocalyxin B; (4R,4aS,6S,7R,8aS)-4,4a,6,7,8,8a-Hexahydro-4,7-dimethyl-1-(1-methylethyl)-6-(1-methylene-2-propen-1-yl)-2(1H)-naphthalenone; 7,20-Epoxy-3,11-dihydroxy-7,12-labdadien-16,15-olide; 7,20-Epoxy-3,11-dihydroxylabda-8(17),12E,14-trien-16,15-olide; Rabdosin B; Isodonol B
EINECS	Contact for details

Quality Control

Our Glaucocalyxin B is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and spectroscopic methods (NMR, MS) for structural confirmation, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed chromatographic data are available upon request to support your regulatory and quality assurance needs.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. Keep the container sealed to protect the light-sensitive material from degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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