Description

Wuweizisu C CAS NO 61301-33-5 is a high-purity chemical compound, also known as Schisandrin C, which is a key bioactive lignan isolated from the *Schisandra chinensis* plant. It serves as a critical reference standard and active pharmaceutical ingredient (API) for research, quality control, and product development. This compound is essential for manufacturers and researchers in the pharmaceutical, nutraceutical, and herbal extract industries who require reliable, high-quality materials for analytical and formulation purposes.

Application

• Pharmaceutical Reference Standard: Used for the identification, assay, and purity testing of herbal medicines and supplements containing Schisandra extracts.
• Active Pharmaceutical Ingredient (API): Serves as a key component in the formulation of herbal and traditional medicine products targeting liver health and antioxidant support.
• Nutraceutical & Dietary Supplement Manufacturing: Incorporated into finished products for its purported adaptogenic and hepatoprotective properties.
• Research & Development: Utilized in pharmacological, toxicological, and metabolic studies to investigate the mechanisms and efficacy of Schisandra lignans.
• Quality Control Laboratories: Acts as a critical calibration standard in HPLC, UPLC, and LC-MS methods for authenticating and quantifying Schisandrin C in raw materials and finished goods.
• Cosmeceutical Formulations: Explored for inclusion in skincare products due to its antioxidant characteristics.

Basic Information

Product Name	Wuweizisu C
CAS No.	61301-33-5
Molecular Formula	C22H24O6
Molecular Weight	384.42 g/mol
Synonyms	Schisandrin C; Schizandrin C; Wuweizi ester C; Gomisin N; Deoxyschizandrin; Schisantherin C; (+)-Schisandrin C; (7S,8R)-7,8-Dimethyl-4,9-dihydroxy-1,2,3,10,11,12-hexamethoxy-6,7-dihydro-5H-dibenzo[a,c]cycloocten-6-one
EINECS	Contact for details

Quality Control

Our Wuweizisu C is produced and tested under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC purity assay, identity confirmation (IR, MS), and residual solvent analysis, to ensure it meets stringent specifications for use as a reference material. Certificates of Analysis (COA) detailing all test results 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 product is light-sensitive and should be handled accordingly to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Residual Solvents	Complies with ICH Q3C guidelines

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