Description

Frangula Alnus Bark Extract CAS NO 8057-57-6 is a standardized botanical extract derived from the bark of the *Frangula alnus* (Alder Buckthorn) tree. This natural extract is valued for its consistent profile of bioactive compounds, primarily anthraquinone glycosides, which are responsible for its key properties. It is a critical ingredient for manufacturers in the pharmaceutical, nutraceutical, and personal care industries seeking reliable, high-quality botanical actives. Our extract is produced under stringent quality controls to ensure purity, potency, and batch-to-batch consistency for your formulations.

Application

• Pharmaceutical Intermediates: Serves as a key starting material or active ingredient in the production of traditional and modern laxative formulations.
• Dietary Supplements & Nutraceuticals: Incorporated into capsules, tablets, and herbal blends designed to support digestive health and regularity.
• Traditional Herbal Medicine: Used as a standardized component in herbal preparations following pharmacopoeial monographs (e.g., EMA, ESCOP).
• Cosmetic & Personal Care: Found in specialized skincare products where botanical extracts are favored for their natural origin and perceived benefits.
• Veterinary Pharmaceuticals: Utilized in animal health products for digestive support applications.
• Research & Development: Employed as a reference standard or biological material in pharmacological and phytochemical studies.

Basic Information

Product Name	Frangula Alnus Bark Extract
CAS No.	8057-57-6
Molecular Formula	Complex botanical extract; Contact for details
Molecular Weight	N/A (Extract)
Synonyms	Alder Buckthorn Bark Extract; Rhamnus Frangula Bark Extract; Frangula Bark P.E.; Cortex Frangulae Extract; Black Dogwood Extract; Glossy Buckthorn Bark Extract; Rhamni Frangulae Cortex Extractum; CAS 8057-57-6
EINECS	Contact for details

Quality Control

Our Frangula Alnus Bark Extract is manufactured in compliance with Good Manufacturing Practices (GMP) and relevant pharmacopoeial standards. Quality is assured through a rigorous testing protocol that includes identification, assay of key marker compounds (e.g., glucofrangulins), and limits for impurities. A comprehensive Certificate of Analysis (COA) is provided with each batch, detailing specifications and test results for traceability and regulatory compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Fine brown powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	Standardized content available (e.g., Glucofrangulin A)
Loss on Drying	≤ 5.0%
Ash	≤ 5.0%
Heavy Metals	≤ 10 ppm
Microbial Limits	Meets Ph. Eur./USP requirements
Residual Solvents	Meets ICH guidelines

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