Description

17Alpha(H),21Alpha(H)-22Rs-Trishomohopane is a high-purity, structurally defined pentacyclic triterpenoid biomarker. This compound is of significant value in geochemical and environmental research for its role as a molecular fossil, providing critical insights into the origin and thermal maturity of organic matter. It is an essential analytical standard for laboratories in the petroleum, environmental science, and advanced organic geochemistry sectors requiring precise calibration and identification.

Application

• Geochemical Biomarker Analysis: Serves as a critical internal standard and reference material for gas chromatography-mass spectrometry (GC-MS) analysis of sedimentary organic matter and crude oils.
• Petroleum Exploration & Source Rock Evaluation: Used to assess thermal maturity, depositional environments, and for oil-source rock correlation studies.
• Environmental Forensics: Employed in tracing the origin and fate of petroleum hydrocarbons in contaminated sites and for fingerprinting oil spills.
• Academic & Industrial Research: A vital reagent for fundamental studies in organic geochemistry, paleoenvironmental reconstruction, and the development of new analytical methodologies.
• Calibration Standard Manufacturing: Supplied to producers of certified reference materials (CRMs) and standard solutions for analytical instrumentation.

Basic Information

Product Name	17Alpha(H),21Alpha(H)-22Rs-Trishomohopane
CAS No.	105498-26-8
Molecular Formula	C33H56
Molecular Weight	452.80 g/mol
Synonyms	22R-17α(H),21α(H)-Trishomohopane; 17α(H),21α(H)-30-Norhopane; 17α(H),21α(H)-C33 Hopane; 22R-17α(H),21α(H)-C33 Hopane; 30-Nor-17α(H),21α(H)-hopane (22R); C33 17α,21α-Hopane (22R); Geochemical Biomarker C33; Pentacyclic Triterpane Standard
EINECS	Contact for details

Quality Control

Our 17Alpha(H),21Alpha(H)-22Rs-Trishomohopane is produced and handled under strict quality management protocols to ensure batch-to-batch consistency and reliability for sensitive analytical applications. Identity and purity are verified using advanced chromatographic and spectroscopic techniques, including GC-MS and NMR. A comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation, and chromatographic profile is provided with each batch to support your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). For long-term stability, storage under an inert atmosphere such as argon or nitrogen is recommended. Keep away from strong oxidizers.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Identification (GC-MS)	Major peak matches reference retention time and mass spectrum
Purity (GC-FID)	≥ 95.0% (Area %)
Purity (HPLC)	≥ 97.0% (Area %)
Related Substances (GC)	Total other hopanoids ≤ 3.0%
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.