Description

Schizandrin B is a high-purity, bioactive lignan compound isolated from *Schisandra chinensis*. This natural product is valued for its significant pharmacological properties, making it a critical intermediate and reference standard for research and development. It is primarily sought after by the pharmaceutical, nutraceutical, and cosmeceutical industries for applications in formulation and analytical work. Our supply of Schizandrin B CAS NO 61281-37-6 ensures consistent quality and reliable availability for global B2B clients.

Application

• Pharmaceutical Reference Standard: Used as a certified reference material (CRM) for quality control and assay development of herbal medicines and supplements.
• Active Pharmaceutical Ingredient (API) Intermediate: Serves as a key starting material or intermediate in the synthesis of more complex therapeutic agents.
• Nutraceutical Formulations: Incorporated into dietary supplements and functional foods for its purported adaptogenic and hepatoprotective benefits.
• Cosmeceutical Research: Investigated for inclusion in anti-aging and skin-protective cosmetic formulations due to its antioxidant properties.
• Biochemical Research: Utilized in in-vitro and in-vivo studies to explore mechanisms of action related to liver health, neuroprotection, and anti-inflammatory effects.
• Analytical Testing: Employed as an internal standard in chromatographic methods (HPLC, LC-MS) for the quantification of lignans in plant extracts and finished products.

Basic Information

Item	Detail
Product Name	Schizandrin B
CAS No.	61281-37-6
Molecular Formula	C23H28O6
Molecular Weight	400.47 g/mol
Synonyms	Schizandrin B; Gomisin N; Wuweizisu B; Schisandrin B; Schisantherin B; (+)-Schisandrin B; (7S,8R)-7,8-Dimethyl-4,9-dihydroxy-1,2,10,11,12-pentamethoxy-6,7-dihydro-5H-dibenzo[a,c]cycloocten-6-one
EINECS	Contact for details

Quality Control

Every batch of our Schizandrin B is produced and tested under strict quality management systems. We provide comprehensive analytical documentation to support your regulatory and R&D needs. A detailed Certificate of Analysis (COA) is supplied with each shipment, reporting key parameters such as purity, identity, and residual solvents. Our quality commitment ensures the material is suitable for use as a pharmaceutical reference standard and in GMP-compliant applications.

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); ensure the container is sealed tightly after each use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline 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
Residual Solvents (GC)	Complies with ICH Q3C

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