Description

Cucurbitacin B is a highly bioactive tetracyclic triterpenoid compound, recognized for its potent pharmacological properties. Its significance lies in its role as a key reference standard and active ingredient in advanced research and development. This compound is essential for pharmaceutical, biotechnology, and academic research organizations focused on oncology, inflammation, and metabolic disease studies. We supply high-purity Cucurbitacin B to meet the stringent demands of global industrial and research applications.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for quality control and analytical method development in drug manufacturing.
• Cancer Research: Investigated for its potent anti-proliferative and apoptosis-inducing effects in various cancer cell line studies.
• Anti-inflammatory Studies: Serves as a key compound in research targeting inflammatory pathways and immune response modulation.
• Natural Product Isolation & Analysis: Employed as a benchmark for the identification and quantification of cucurbitacins in plant extracts and herbal formulations.
• Biochemical Pathway Research: Utilized to study JAK/STAT and other signaling pathways affected by triterpenoids.
• Academic & Institutional Research: Supplied to universities and research institutes for fundamental pharmacological and chemical studies.

Basic Information

Product Name	Cucurbitacin B
CAS No.	6199-67-3
Molecular Formula	C32H46O8
Molecular Weight	558.71 g/mol
Synonyms	1,2-Dihydro-α-elaterin; α-Elaterin; Cuc B; (23E)-25-Acetoxy-2β,16α,20-trihydroxy-9-methyl-19-norlanosta-1,5,23-triene-3,11,22-trione; Elatericin B; 3β-Hydroxy-25-acetoxy-2,16,20-trihydroxy-9-methyl-19-nor-9β-lanosta-5,23-diene-11,22-dione
EINECS	Contact for details

Quality Control

Our Cucurbitacin B is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (IR, NMR). We provide full traceability and Certificates of Analysis (COA) are available for all shipments, ensuring compliance with research and development grade specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept in a desiccated environment to maintain stability and purity.

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	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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