Description

Contignasterol is a specific sterol compound identified by CAS number 137571-30-3, valued for its unique structural framework and potential as a key intermediate or reference standard in advanced research. This compound matters to industries requiring high-purity, structurally defined molecules for investigative and developmental purposes. It is primarily needed by pharmaceutical research organizations, biotechnology firms, and academic institutions focused on sterol chemistry, natural product synthesis, and the development of novel bioactive compounds.

Application

• Pharmaceutical Research & Development: Serves as a critical intermediate or building block in the synthesis of novel therapeutic agents and bioactive molecules.
• Biochemical Research: Used as a reference standard or probe in studies investigating sterol metabolism, signaling pathways, and enzyme interactions.
• Natural Product Chemistry: Acts as a model compound or synthetic target for the study of complex sterol structures found in marine or terrestrial organisms.
• Analytical Standard: Employed in high-performance liquid chromatography (HPLC) and mass spectrometry (MS) for method development, calibration, and quality control of related substances.
• Academic & Institutional Research: Utilized in university and institutional labs for fundamental chemical research, teaching, and the publication of new synthetic methodologies.

Basic Information

Product Name	Contignasterol
CAS No.	137571-30-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Contignasterol; (22E,24R)-Ergosta-5,7,22-trien-3β-ol; 137571-30-3; Ergosta-5,7,22-trien-3-ol, (3β,22E,24R)-; (3β,22E,24R)-Ergosta-5,7,22-trien-3-ol; 24R-Ergosta-5,7,22-trien-3β-ol; 3β-Hydroxy-(22E,24R)-ergosta-5,7,22-triene
EINECS	Contact for details

Quality Control

Our Contignasterol is produced and handled under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation. A Certificate of Analysis (COA) detailing specific test results is provided with every shipment to support your research and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (typically 15-25°C). Keep the container sealed to protect the product from moisture and atmospheric contamination.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%

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