Description

Senkyunolide R is a bioactive phthalide compound, a key chemical entity of interest in advanced pharmaceutical and nutraceutical research. Its value lies in its potential as a reference standard and active pharmaceutical ingredient (API) intermediate for developing novel therapeutic agents. This high-purity compound is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and natural product sectors who require reliable, well-characterized materials for drug discovery, quality control, and formulation studies.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity assessment, and quantification of Senkyunolide R and related compounds in drug substances and finished products via analytical methods like HPLC and LC-MS.
• Active Pharmaceutical Ingredient (API) Intermediate: Serves as a critical building block in the synthetic pathways for developing new pharmaceutical compounds targeting specific biological pathways.
• Biomedical Research: Employed in in vitro and in vivo studies to investigate its pharmacological activities, such as anti-inflammatory, neuroprotective, or cardiovascular effects.
• Natural Product and Herbal Medicine Standardization: Acts as a marker compound for the quality control and standardization of herbal extracts, particularly those from Ligusticum chuanxiong and related species.
• Nutraceutical Development: Incorporated into the research and development of high-value dietary supplements and functional foods with targeted health benefits.
• Chemical Synthesis: Utilized as a specialized starting material or intermediate in organic synthesis for creating novel derivatives with enhanced properties.

Basic Information

Product Name	Senkyunolide R
CAS No.	172549-37-0
Molecular Formula	C12H14O4
Molecular Weight	222.24 g/mol
Synonyms	Senkyunolide R; 3-Butylidene-4,5-dihydro-7-hydroxyphthalide; (3Z)-3-Butylidene-7-hydroxy-1(3H)-isobenzofuranone; 3-Butylidene-7-hydroxyphthalide; Ligustilide derivative R
EINECS	Contact for details

Quality Control

Every batch of Senkyunolide R is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency, meeting the stringent requirements for research and development applications. A Certificate of Analysis (COA) detailing specific test results, including assay by HPLC, is supplied with each shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time corresponds to reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%

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