Description

Eriocalyxin B is a bioactive diterpenoid compound isolated from the traditional medicinal herb *Isodon eriocalyx*. This compound matters for its significant research interest in the fields of oncology and immunology, where it has demonstrated potent biological activities. It is primarily needed by research institutions, pharmaceutical R&D departments, and biotechnology companies focused on developing novel therapeutic agents and exploring new molecular pathways.

Application

• Pharmaceutical Research & Development: A key reference standard and active pharmaceutical ingredient (API) intermediate for investigating new anti-cancer drugs.
• Biological Mechanism Studies: Used in biochemical and cellular assays to study apoptosis (programmed cell death) and autophagy pathways.
• Anti-inflammatory Agent Research: Investigated for its potential to modulate inflammatory responses and immune system function in preclinical models.
• Natural Product Chemistry: Serves as a pure chemical marker for the quality control and standardization of herbal extracts derived from *Isodon* species.
• Academic Research: Utilized in university and institutional labs for pharmacological and phytochemical studies.

Basic Information

Product Name	Eriocalyxin B
CAS No.	84745-95-9
Molecular Formula	C20H26O5
Molecular Weight	346.42 g/mol
Synonyms	Eriocalyxin B; NSC 774411; (1R,2S,5S,8S,9S,10R,11S,14S)-5,9-Dihydroxy-14-methyl-12-methylidenetetracyclo[11.2.1.0¹,¹⁰.0⁴,⁹]hexadecane-2,11-diyl diacetate; Isodon diterpenoid; 7,20-Epoxy-ent-kaurane diterpenoid
EINECS	Contact for details

Quality Control

Our Eriocalyxin B is produced under strict quality management protocols to ensure high purity and batch-to-batch consistency, suitable for sensitive research applications. All batches are analyzed using advanced chromatographic and spectroscopic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your regulatory and research documentation 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 integrity of this light-sensitive compound.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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