Description

(-)-Stemonine is a naturally occurring alkaloid compound with a unique stemona skeleton, known for its specific stereochemistry and biological activity. This high-purity reference standard is critical for research and development in pharmaceutical discovery and analytical chemistry. It is primarily utilized by researchers and quality control laboratories in the pharmaceutical, biotechnology, and academic sectors for method development, validation, and biological studies.

Application

• Pharmaceutical Reference Standard: Serves as a certified standard for the identification, assay, and impurity profiling of related pharmaceutical compounds and herbal extracts.
• Biological Research: Used in pharmacological studies to investigate its biological activities, such as potential effects on the central nervous system or as a lead compound for drug discovery.
• Analytical Chemistry: Employed as a high-purity calibrant in analytical techniques like HPLC, LC-MS, and GC-MS for method development and validation.
• Natural Product Isolation & Synthesis: Acts as a key intermediate or target molecule in the synthesis, semi-synthesis, and structural elucidation of complex natural products.
• Quality Control (QC) & Quality Assurance (QA): Essential for ensuring the consistency, purity, and potency of products derived from *Stemona* species or related synthetic pathways.

Basic Information

Product Name	(-)-Stemonine
CAS No.	27498-90-4
Molecular Formula	C17H25NO4
Molecular Weight	307.38 g/mol
Synonyms	Stemonine; (-)-Stemonine; L-Stemonine; (3β,16α)-4,9-Epoxy-3-ethoxy-17-methyl-17-azatetracyclo[7.7.1.0²,⁷.0¹³,¹⁷]heptadeca-1(17),2,4,6,13-pentaen-10-one; Stemona alkaloid C
EINECS	Contact for details

Quality Control

Our (-)-Stemonine is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including identity confirmation by spectroscopic methods (IR, NMR, MS) and purity determination by chromatographic techniques (HPLC). A Certificate of Analysis (COA) detailing all test results and specifications is provided to ensure traceability and compliance with your research or quality standards.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. Keep the container sealed to protect the light-sensitive compound from degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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