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Description
TCI D2161 cis-2-Decene is a straight-chain, ten-carbon alkene bearing an internal double bond at the second position with a defined cis geometric configuration, meaning that the two principal substituents sit on the same side of the double bond. Hydrocarbon compounds with such clearly defined geometry play an important role in the laboratory as model substrates and comparison materials. Because the isomeric identity is unambiguous, researchers can use this material to determine whether a given reaction preserves, inverts, or equilibrates the configuration of a double bond — a question that is difficult to assess when working with inseparable mixtures of isomers.
The properties that make this compound a preferred choice are its geometric purity and its structural simplicity. As a nonpolar unsaturated hydrocarbon, cis-2-decene dissolves readily in nonpolar organic solvents, carries no additional functional groups that could interfere with a reaction or a measurement, and produces clean analytical signals in both gas chromatography and spectroscopy. The internal rather than terminal placement of the double bond makes it a more demanding and, at the same time, a more informative substrate for probing catalyst activity, while the difference in retention time between the cis and trans forms is sufficiently distinct to be useful analytically.
In Indonesian laboratories, materials of this type are typically drawn upon in university research groups, government research institutes, and industrial R&D units working on catalysis, organic synthesis, and analytical method development. It is commonly kept as a reference substrate for verifying that a newly prepared catalyst behaves as intended, for confirming the identity of an isomer in chromatographic work, and for teaching purposes in advanced organic chemistry practicals where stereochemical outcomes must be demonstrated rather than merely described.
Laboratory Applications
- Catalyst evaluation studies: the internal double bond makes it a more demanding substrate than a terminal alkene, so it reveals genuine catalyst activity rather than trivially easy conversions.
- Stereochemical retention testing: because the cis configuration is unambiguous at the outset, any change in geometry during a reaction can be attributed directly to the process itself.
- Chromatographic reference material: the clearly distinguishable retention time between cis and trans forms allows analysts to assign isomer identity in gas chromatographic separations with confidence.
- Isomerisation and equilibration studies: the defined starting geometry lets researchers follow whether a reaction system preserves, inverts, or equilibrates double bond configuration over time.
- Analytical method development: the absence of interfering functional groups yields clean spectroscopic and chromatographic signals, making it a straightforward standard for calibrating and validating methods.
Specifications
- Brand: TCI
- CAS number: 20348-51-0
- Category: Chemistry > Building Blocks > Non-Heterocyclic Building Blocks
- Product code: D2161
- Pack sizes: available in standard TCI catalogue pack sizes; please refer to the ordering options for this item
- Storage: store in a cool, well-ventilated place in a tightly closed container, away from heat and ignition sources
Handling and Storage
Store the container tightly closed in a cool, dry, and well-ventilated area, away from heat, sparks, open flames, and strong oxidising agents. As a volatile nonpolar hydrocarbon, the material should be kept in its original chemically compatible container, preferably amber glass with a solvent-resistant closure, and reclosed promptly after each use to limit evaporation and air exposure. Handle in a fume hood, wear safety glasses, nitrile gloves, and a laboratory coat, and avoid inhaling vapours or allowing contact with skin and eyes. Ground containers when transferring larger volumes, keep the working area free of ignition sources, and consult the manufacturer's safety data sheet before use and prior to any waste disposal.
