Description

(-)-Hopeaphenol CAS NO 17912-85-5 is a naturally occurring stilbenoid oligomer, specifically a resveratrol tetramer, isolated from various plant sources. This compound is of significant interest due to its potent and diverse biological activities, offering a high-purity standard for research and development. It is primarily sought by researchers and developers in the pharmaceutical, nutraceutical, and life science industries for its promising therapeutic potential.

Application

• Pharmaceutical Research & Development: As a key reference standard and active pharmaceutical ingredient (API) intermediate for investigating anti-inflammatory, neuroprotective, and anticancer agents.
• Nutraceutical Formulation: Serves as a premium bioactive ingredient in advanced dietary supplements targeting oxidative stress and age-related conditions.
• Biochemical Research: Used as a specific inhibitor and probe in enzymatic studies and signal transduction pathway analysis.
• Cosmeceutical Development: Incorporated into high-end skincare formulations for its antioxidant and potential anti-aging properties.
• Academic & Institutional Research: A critical compound for in vitro and in vivo studies in universities and research institutes focusing on natural product chemistry and pharmacology.

Basic Information

Product Name	(-)-Hopeaphenol
CAS No.	17912-85-5
Molecular Formula	C56H44O12
Molecular Weight	908.95 g/mol
Synonyms	Hopeaphenol; (-)-Hopeaphenol; Vitisinol C; Ampelopsin H; Resveratrol tetramer; trans-δ-Viniferin tetramer; (7bR,8aS,13bR,14aS)-5,6,7b,8,8a,13b,14,14a-Octahydro-2,4,7,14b-tetrahydroxy-13,13-dimethyl-12H,13H-7b,14b:8a,13b-bis(epoxymethano)piceno[1,2-b]benzofuran-3,9-diol
EINECS	Contact for details

Quality Control

Our (-)-Hopeaphenol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, NMR, and MS, to ensure high purity and structural identity. Certificates of Analysis (COA) detailing all specifications are provided to guarantee batch-to-batch consistency and compliance with research-grade standards.

Storage

Preserve in a tightly closed container, protected from light. Store at 2-8°C in a dry, cool environment. For long-term storage, consider keeping the product under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms
Identification (NMR)	Conforms
Purity (HPLC)	≥95.0%
Loss on Drying	≤2.0%
Residue on Ignition	≤0.5%
Heavy Metals	≤20 ppm

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