Description

Arteannuin CAS NO 50906-56-4 is a high-purity sesquiterpene lactone, a key bioactive compound derived from *Artemisia annua* L. (sweet wormwood). This compound is of significant interest for its role as a direct precursor in the synthesis of artemisinin and its derivatives, which are critical in modern antimalarial therapies. It is essential for pharmaceutical R&D, fine chemical synthesis, and the production of active pharmaceutical ingredients (APIs) targeting parasitic diseases.

Application

• Pharmaceutical Intermediate: Serves as a crucial starting material for the semi-synthesis of artemisinin and its potent derivatives like artemether and artesunate.
• Antimalarial Drug Research: Used in pharmacological studies and the development of new combination therapies and novel antimalarial agents.
• Fine Chemical Synthesis: Employed as a building block in organic synthesis to create complex molecules with potential therapeutic activities.
• Reference Standard: Utilized as an analytical standard in quality control laboratories for HPLC, LC-MS, and NMR to ensure the purity and identity of artemisinin-related products.
• Natural Product Extraction & Isolation: A target compound in the extraction and purification processes from *Artemisia annua* biomass.
• Biochemical Research: Investigated for its biological activity and mechanism of action in various cellular and enzymatic assays.

Basic Information

Product Name	Arteannuin
CAS No.	50906-56-4
Molecular Formula	C15H18O4
Molecular Weight	262.30 g/mol
Synonyms	Arteannuic Acid; Arteannuine; Dihydroartemisinic Acid; (3R,5aS,6R,8aS,9R,10S,12R,12aR)-Decahydro-3,6,9-trimethyl-3,12-epoxy-12H-pyrano[4,3-j]-1,2-benzodioxepin-10-ol; Artemisinic Acid (Note: Often refers to the related compound); Qinghao Acid II
EINECS	Contact for details

Quality Control

Our Arteannuin is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets high-grade specifications suitable for pharmaceutical research. 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, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under inert atmosphere or in a desiccator to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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