Description

17Beta(H),21Beta(H)-22Rs-Tetrakishomohopane is a high-purity, specialized hopanoid compound, identified by CAS NO 71629-81-7. This compound serves as a critical reference standard and biomarker in advanced geochemical and environmental research, providing essential data for source identification and maturity assessments. It is primarily required by research laboratories, petrochemical analysis firms, and environmental consultancies engaged in detailed organic geochemistry studies.

Application

• Geochemical Biomarker Analysis: Used as a high-purity reference standard for the identification and quantification of hopanoids in crude oils, source rocks, and sediments.
• Petroleum Exploration & Source Rock Evaluation: Aids in determining the origin, thermal maturity, and depositional environment of petroleum source materials.
• Environmental Forensics: Employed to trace the source and fate of petroleum hydrocarbons in contaminated soil and water samples.
• Organic Geochemistry Research: Serves as a vital tool in academic and industrial research for studying diagenetic and catagenetic pathways of organic matter.
• Analytical Method Development: Used to calibrate and validate advanced analytical techniques such as GC-MS and LC-MS for complex hydrocarbon analysis.

Basic Information

Product Name	17Beta(H),21Beta(H)-22Rs-Tetrakishomohopane
CAS No.	71629-81-7
Molecular Formula	C35H62
Molecular Weight	482.87 g/mol
Synonyms	22R-17β(H),21β(H)-Tetrakishomohopane; 17β(H),21β(H)-22R-Tetrakishomohopane; C35 22R-Homohopane; Extended Homohopane (22R); Tetrakishomohopane biomarker; Geochemical Standard C35 Hopane; 22R-C35 ββ-Hopane
EINECS	Contact for details

Quality Control

Our high-purity reference materials are produced under strict quality management protocols. Each batch undergoes comprehensive analysis using GC-MS, HPLC, and NMR to confirm identity and purity, ensuring data integrity for critical research applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting the exact specifications and analytical results.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a cool, dry, and well-ventilated area. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Purity (GC-MS)	≥ 95.0%
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Specific Rotation	Contact for details
Residual Solvents (GC)	Complies with ICH guidelines

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