Description

Stemospironine CAS NO 66267-46-7 is a high-purity, specialized organic compound of significant interest in advanced chemical synthesis and life science research. This compound serves as a critical intermediate or building block for developing novel active pharmaceutical ingredients (APIs) and other fine chemicals. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and biotechnology sectors seeking to innovate and scale complex molecular structures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development and production of advanced crop protection agents and pesticides.
• Biochemical Research: Serves as a reagent or precursor in life science studies and biochemical pathway investigations.
• Fine Chemical Synthesis: Employed as a specialized intermediate for creating complex organic molecules in custom synthesis projects.
• Material Science: Potential application in the research and development of advanced organic materials and polymers.

Basic Information

Product Name	Stemospironine
CAS No.	66267-46-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Stemospironine; 66267-46-7; Stemospironin; Spirostan-3,6-dione, (3β,5α,25R)- (and other stereoisomers); (25R)-Spirostan-3,6-dione; Potential trade names and abbreviations are available upon inquiry.
EINECS	Contact for details

Quality Control

Our Stemospironine is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling. Certificates of Analysis (COA) documenting all test results are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider conditions under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
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.