Description

Guayulin A is a specialized sesquiterpene lactone compound, a key bioactive constituent derived from the guayule plant (*Parthenium argentatum*). This high-purity phytochemical is valued for its unique structural and functional properties, making it a critical reference standard and research material. It is primarily sought by the pharmaceutical, nutraceutical, and advanced materials research sectors for applications in bioactive compound development and analytical chemistry.

Application

• Pharmaceutical Reference Standard: Serves as a certified standard for the identification, purity assessment, and quantification of guayule-derived compounds in drug development and quality control laboratories.
• Bioactive Compound Research: Used as a lead molecule in pharmacological studies investigating anti-inflammatory, antimicrobial, or other therapeutic properties of sesquiterpene lactones.
• Natural Product Chemistry: Essential for the isolation, characterization, and synthesis studies of complex plant-derived metabolites in academic and industrial R&D.
• Nutraceutical Ingredient Analysis: Employed as an analytical marker to standardize and authenticate guayule extracts used in dietary supplement formulations.
• Cosmetic Science: Investigated for potential application in skincare formulations due to the bioactive profile of sesquiterpene compounds.
• Agrochemical Research: Studied for its natural pesticidal or plant growth regulation properties in the development of new crop protection agents.

Basic Information

Product Name	Guayulin A
CAS No.	31685-97-9
Molecular Formula	C15H18O2
Molecular Weight	230.30 g/mol
Synonyms	(3aS,4S,7R,7aR)-4,7-Dimethyl-3a,4,7,7a-tetrahydro-1H-4,7-epoxyisoindole-1,3(2H)-dione; Guayuline A; Parthenin derivative; 4,7-Epoxyisoin-dole-1,3-dione, 3a,4,7,7a-tetrahydro-4,7-dimethyl-, (3aS,4S,7R,7aR)-; Guayule sesquiterpene lactone A
EINECS	Contact for details

Quality Control

Our Guayulin A is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation via spectroscopic methods, and impurity profiles. We support research and development with materials that meet the stringent requirements for analytical reference standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider under an inert atmosphere such as nitrogen or argon. Keep container tightly sealed in a dry environment to minimize exposure to moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
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.