Description

C27 Ring-C Monoaromatic Sterane (5Beta(H),10Beta(Ch3)/5Alpha(H),10Beta(Ch3)) is a high-purity, structurally defined sterane biomarker compound. This compound is critical for geochemical analysis and petroleum exploration, serving as a precise reference standard for identifying and quantifying complex hydrocarbon mixtures. It is primarily used by research laboratories, petrochemical companies, and environmental testing facilities engaged in advanced organic geochemistry and reservoir characterization studies. Its defined stereochemistry provides essential data for maturity assessments and oil-source correlations.

Application

• Geochemical Biomarker Standard: Used as a certified reference material for the identification and quantification of steranes in crude oils, source rocks, and sediments.
• Petroleum Exploration & Reservoir Studies: Essential for oil-oil and oil-source rock correlation, helping to determine the origin, maturity, and migration history of petroleum.
• Environmental Forensics: Applied in tracing the source and weathering of petroleum hydrocarbons in contaminated soil and water samples.
• Organic Geochemistry Research: Serves as a key analytical standard in academic and industrial research for understanding diagenetic and catagenetic pathways.
• Method Development & Validation: Used to develop and calibrate advanced analytical techniques such as Gas Chromatography-Mass Spectrometry (GC-MS) and GCxGC-TOFMS.
• Quality Control in Petrochemical Analysis: Ensures accuracy and precision in commercial laboratory testing services for the energy sector.

Basic Information

Product Name	C27 Ring-C Monoaromatic Sterane (5Beta(H),10Beta(Ch3)/5Alpha(H),10Beta(Ch3))
CAS No.	98819-92-2
Molecular Formula	C27H42
Molecular Weight	366.63 g/mol
Synonyms	5β(H),10β(CH3)-C27 Monoaromatic Sterane; 5α(H),10β(CH3)-C27 Monoaromatic Sterane; C27 Monoaromatic Sterane Isomer; 13β(H),17α(H)-Diacholestane (aromatized); Petroleum Biomarker Sterane; Geochemical Standard Sterane; Aromatic Sterane Hydrocarbon; 20S/20R Monoaromatic Cholestane (isomeric mixture)
EINECS	Contact for details

Quality Control

Our C27 Ring-C Monoaromatic Sterane is produced and handled under strict quality protocols to ensure batch-to-batch consistency and reliability for sensitive analytical applications. Each lot is characterized using advanced chromatographic and spectroscopic methods. A comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation, and isomer ratio is provided with every shipment, supporting compliance with ISO 17025 and GMP guidelines for reference materials.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. This compound is light-sensitive (store away from light) and should be kept under an inert atmosphere for long-term storage to prevent oxidation.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Purity (GC-MS)	≥ 95.0% (Total Isomers)
Isomer Ratio (5β(H)/5α(H))	Specified on COA
Solubility	Soluble in common organic solvents (e.g., Hexane, Dichloromethane)

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