Date published: 2025-12-5

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Spin Traps, Spin Probes and Spin Labels

Santa Cruz Biotechnology now offers a broad range of Spin Traps, Spin Probes, and Spin Labels for use in various applications. Spin traps, spin probes, and spin labels are specialized chemicals used extensively in electron paramagnetic resonance (EPR) spectroscopy to detect, identify, and quantify free radicals and other paramagnetic species in various research contexts. Spin traps are compounds that react with transient free radicals to form more stable radical adducts, which can then be studied via EPR to provide insights into the dynamics and mechanisms of radical formation and decay. Spin probes are stable radicals that interact with their environment, allowing researchers to study the microenvironmental conditions, such as polarity and viscosity, within biological membranes or synthetic materials. Spin labels are specific molecules covalently attached to proteins, nucleic acids, or other macromolecules, facilitating the study of molecular structure, dynamics, and interactions through EPR. These tools are invaluable in fields such as biochemistry, molecular biology, and materials science, where understanding the behavior of free radicals and the structural properties of macromolecules is crucial. They enable the detailed study of oxidative stress, enzymatic activity, and the physical properties of polymers and other complex systems. By offering a diverse selection of high-quality spin traps, spin probes, and spin labels, Santa Cruz Biotechnology supports the scientific community in performing accurate and reproducible experiments, leading to new discoveries and advancements in various research areas. View detailed information on our available Spin Traps, Spin Probes, and Spin Labels by clicking on the product name.

Items 21 to 30 of 90 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

EMPO

sc-205945
10 mg
$73.00
(1)

EMPO is a specialized spin trap that excels in capturing transient radical species, forming stable nitroxide radicals that serve as effective markers for electron paramagnetic resonance (EPR) studies. Its unique structure allows for selective interactions with various radicals, enhancing the sensitivity of detection. The compound's distinct electron distribution and steric properties facilitate the exploration of reaction mechanisms and kinetics, providing insights into radical formation and decay processes.

CPH hydrochloride

92416-28-9sc-221439
sc-221439A
10 mg
50 mg
$214.00
$816.00
(0)

CPH hydrochloride is a versatile spin trap known for its ability to stabilize radical species through unique molecular interactions. Its structure promotes efficient electron delocalization, allowing for the formation of persistent nitroxide radicals. This compound exhibits distinct reactivity patterns, enabling it to probe various radical pathways with high specificity. The kinetic behavior of CPH hydrochloride enhances its utility in studying radical dynamics, offering valuable insights into reaction mechanisms and environmental interactions.

DIPPMPO

sc-221551
50 mg
$209.00
(0)

DIPPMPO is a sophisticated spin trap that excels in capturing transient radical species through its unique electron-withdrawing characteristics. Its molecular architecture facilitates rapid formation of stable nitroxide radicals, enabling precise monitoring of radical processes. The compound's distinctive reactivity allows it to engage in selective interactions with various radicals, providing insights into their kinetics and mechanisms. This behavior enhances its effectiveness in exploring complex radical pathways and environmental dynamics.

MCPIO

sc-221876
10 mg
$20.00
(0)

MCPIO is a versatile spin trap known for its ability to stabilize radical intermediates through specific electron delocalization. Its unique structure promotes efficient interactions with a range of radical species, leading to the formation of persistent spin adducts. The compound's rapid reaction kinetics and selective binding properties allow for detailed exploration of radical generation and decay processes, making it a valuable tool for studying oxidative stress and radical chemistry in diverse environments.

2-(2-Pyridyl)-3H-indol-3-one N-Oxide

sc-213658
10 mg
$360.00
(0)

2-(2-Pyridyl)-3H-indol-3-one N-Oxide serves as an effective spin probe, characterized by its ability to engage in specific electron transfer processes. Its unique indole framework facilitates strong interactions with various radical species, enhancing the stability of the resulting spin adducts. The compound exhibits distinctive reactivity patterns, allowing for real-time monitoring of radical dynamics and providing insights into complex reaction mechanisms in radical chemistry.

TEMPO

2564-83-2sc-255630
sc-255630A
1 g
5 g
$21.00
$42.00
1
(0)

TEMPO is a versatile nitroxide radical known for its exceptional stability and selective reactivity with radicals. Its unique electronic structure allows for efficient spin trapping, forming stable adducts that can be detected via electron paramagnetic resonance (EPR) spectroscopy. The compound's ability to modulate redox processes and its distinctive kinetic behavior in radical scavenging make it a powerful tool for probing reaction pathways and understanding radical interactions in various chemical environments.

TEMPONE

2896-70-0sc-202832
sc-202832A
250 mg
1 g
$20.00
$32.00
(0)

TEMPONE is a stable nitroxide spin probe characterized by its unique ability to engage in selective electron transfer reactions. Its distinctive electronic properties facilitate the formation of stable radical adducts, which can be effectively analyzed using electron paramagnetic resonance (EPR) techniques. TEMPONE's reactivity with various radical species allows for detailed insights into reaction mechanisms and kinetics, making it an essential component in studying radical dynamics and environmental interactions.

4-Hydroxy-TEMPO benzoate, free radical

3225-26-1sc-252160
1 g
$60.00
(0)

4-Hydroxy-TEMPO benzoate is a versatile spin probe known for its ability to form stable radical species through selective interactions with reactive oxygen species. Its unique structure enhances solubility and reactivity, allowing for precise monitoring of radical processes in complex environments. The compound's electron-rich nitroxide moiety enables it to act as an efficient spin trap, providing valuable insights into the kinetics of radical formation and decay, as well as molecular interactions in various systems.

TMPO

10135-38-3sc-202365
sc-202365A
100 mg
250 mg
$46.00
$107.00
(0)

TMPO is a distinctive spin trap characterized by its ability to engage in rapid electron transfer reactions, facilitating the capture of transient radical species. Its unique steric and electronic properties allow for selective interactions with a variety of radicals, enhancing its efficacy in probing dynamic chemical environments. The compound's stability and reactivity make it an excellent tool for investigating reaction mechanisms and elucidating the kinetics of radical processes, providing insights into molecular behavior under oxidative stress.

4-Phosphonooxy-TEMPO hydrate, free radical

22690-04-6sc-238950
25 mg
$400.00
(0)

4-Phosphonooxy-TEMPO hydrate is a versatile spin probe known for its exceptional ability to stabilize and detect free radicals through unique hydrogen bonding interactions. Its distinctive phosphonooxy group enhances solubility and reactivity, allowing for effective monitoring of radical dynamics in complex systems. The compound's robust structure enables it to participate in diverse electron transfer pathways, making it a valuable asset in studying radical formation and decay kinetics in various chemical environments.