Description

C20 Triaromatic Sterane CAS NO 81943-50-2 is a high-purity, specialized biomarker compound belonging to the class of aromatic steroids. This compound is of significant value in geochemical and environmental analysis, serving as a critical reference standard for identifying and quantifying complex organic mixtures. It is primarily utilized by research institutions, analytical laboratories, and petrochemical companies engaged in advanced organic geochemistry and environmental forensics.

Application

• Geochemical Biomarker Analysis: Used as a key reference standard for the identification and quantification of aromatic steroid hydrocarbons in crude oils, source rocks, and sediments to assess thermal maturity and depositional environment.
• Environmental Forensics: Employed in tracing the source and weathering of petroleum hydrocarbons in contaminated soil and water samples.
• Petroleum Exploration & Production (E&P): Aids in oil-oil and oil-source rock correlation studies to understand reservoir connectivity and migration pathways.
• Advanced Chromatography: Serves as a critical calibration standard for Gas Chromatography-Mass Spectrometry (GC-MS) and High-Performance Liquid Chromatography (HPLC) methods.
• Academic & Industrial Research: Essential for studies in organic geochemistry, paleoenvironmental reconstruction, and the development of new analytical protocols.
• Quality Assurance/Quality Control (QA/QC): Used to validate analytical methods and ensure the accuracy and precision of biomarker data in commercial testing laboratories.

Basic Information

Product Name	C20 Triaromatic Sterane
CAS No.	81943-50-2
Molecular Formula	C20H18
Molecular Weight	258.36 g/mol
Synonyms	20-Methyl-5α,13β,14β,17β(H)-triaromatic Sterane; 20-Methyltriaromatic Sterane; Triaromatic Sterane C20; C20-TAS; 5α,13β,14β,17β(H)-20-Methyltriaromatic Sterane; Biomarker C20; Aromatic Steroid Hydrocarbon C20
EINECS	Contact for details

Quality Control

Every batch of our C20 Triaromatic Sterane is produced and analyzed under strict quality management protocols to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing results from advanced analytical techniques including GC-MS and HPLC. Our commitment to reliable supply and traceable quality supports critical research and commercial applications where data integrity is paramount.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container sealed under an inert atmosphere if long-term storage is required to prevent potential degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (GC-MS)	≥ 95.0%
Related Substances (HPLC)	≤ 5.0% total
Solubility	Soluble in common organic solvents (e.g., Dichloromethane, Hexane)

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