Description

4,7-Didehydroneophysalin B is a specialized, high-purity chemical compound belonging to the class of physalins, which are naturally occurring steroids with significant biological activity. This compound is of critical interest for advanced research and development in the pharmaceutical and life sciences sectors, particularly in the study of novel therapeutic pathways. It serves as a key reference standard and synthetic intermediate for researchers and manufacturers focused on oncology, immunology, and anti-inflammatory drug discovery.

Application

• Pharmaceutical Research & Development: As a high-purity reference standard for analytical method development, validation, and quality control in drug discovery pipelines.
• Bioactive Compound Synthesis: Utilized as a crucial synthetic intermediate or building block for the preparation of novel physalin analogs with potential therapeutic properties.
• Life Science Research: Employed in in vitro and in vivo studies to investigate mechanisms of action related to anti-cancer, immunomodulatory, and anti-inflammatory activities.
• Academic & Institutional Laboratories: Serves as a reagent for chemical biology studies and pharmacological profiling within university and research institute settings.
• Contract Research Organizations (CROs): Used in preclinical testing and screening assays to evaluate the efficacy and safety of new chemical entities.

Basic Information

Product Name	4,7-Didehydroneophysalin B
CAS No.	134461-76-0
Molecular Formula	C28H30O9
Molecular Weight	510.53 g/mol
Synonyms	4,7-Didehydroneophysalin B; Neophysalin B, 4,7-didehydro-; (22R)-5,6:22,26-Diepoxy-15,16-secoergosta-2,4,6,8(14)-tetraene-1,15,16,24-tetrone, 4,7-didehydro-; Physalin derivative; Withanolide analog
EINECS	Contact for details

Quality Control

Every batch of 4,7-Didehydroneophysalin B is manufactured and analyzed under strict quality management protocols to ensure identity, purity, and consistency. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing specific results for identity, assay, purity, and related substances are available upon request.

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 material is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccant use.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 5.0%
Residue on Ignition	≤ 0.5%

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