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 41 to 50 of 90 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

trans-3-Formyl-4-methoxycarbonyl-2,2,5,5-tetramethylpyrrolidin-1-yloxyl Radical

229621-04-9sc-208457
10 mg
$330.00
(0)

Trans-3-Formyl-4-methoxycarbonyl-2,2,5,5-tetramethylpyrrolidin-1-yloxyl Radical serves as an effective spin probe, characterized by its distinctive ability to engage with various radical species through its electron-rich framework. This compound exhibits rapid reaction kinetics, enabling real-time monitoring of radical processes. Its unique steric and electronic properties allow for selective interactions, making it a valuable tool for studying complex radical mechanisms and their pathways in diverse chemical environments.

DEPPEPO

436099-08-0sc-214868
10 mg
$320.00
(0)

DEPPEPO is a versatile spin trap known for its exceptional reactivity with free radicals, facilitating the formation of stable adducts. Its unique structural features promote selective interactions with specific radical species, enhancing its efficacy in capturing transient radical intermediates. The compound's distinctive electron distribution and steric hindrance contribute to its ability to probe intricate radical dynamics, providing insights into reaction mechanisms and kinetics in various chemical contexts.

(+)-(1-Oxyl-2,2,5,5-tetramethylpyrrolidin-3-yl)methyl Methanethiosulfonate

681034-14-0sc-208679
1 mg
$330.00
(0)

(+)-(1-Oxyl-2,2,5,5-tetramethylpyrrolidin-3-yl)methyl Methanethiosulfonate serves as a sophisticated spin probe, adept at engaging with radical species through its unique thiol-reactive moiety. This compound exhibits a remarkable ability to form stable spin adducts, allowing for the detailed study of radical behavior and interactions. Its structural design enhances selectivity and sensitivity, making it a powerful tool for elucidating complex radical pathways and reaction kinetics in diverse chemical environments.

(-)-(1-Oxyl-2,2,5,5-tetramethylpyrrolidin-3-yl)methyl Methanethiosulfonate

681034-15-1sc-208678
1 mg
$405.00
(0)

(-)-(1-Oxyl-2,2,5,5-tetramethylpyrrolidin-3-yl)methyl Methanethiosulfonate is a versatile spin trap that effectively captures transient radical species, facilitating the exploration of their dynamics. Its distinctive pyrrolidine framework promotes efficient electron delocalization, enhancing the stability of the resulting spin adducts. This compound's unique reactivity profile allows for precise monitoring of radical formation and decay, providing insights into underlying mechanistic pathways in various chemical systems.

Trans-3,4-Bis(methylmethanethiosulfonylmethyl)-2,2,5,5-tetramethylpyrrolidin-1-yloxyl Radical

229621-30-1sc-213085
1 mg
$459.00
(0)

Trans-3,4-Bis(methylmethanethiosulfonylmethyl)-2,2,5,5-tetramethylpyrrolidin-1-yloxyl Radical serves as an advanced spin probe, adept at detecting and characterizing radical species through its unique structural features. The compound's dual thiosulfonylmethyl groups enhance its reactivity, allowing for selective interactions with radicals. Its robust electron paramagnetic resonance (EPR) properties enable detailed kinetic studies, revealing intricate details of radical behavior and stability in diverse environments.

2-Carboxyanthracene MTSEA Amide

1159977-18-0sc-209124
10 mg
$360.00
(0)

2-Carboxyanthracene MTSEA Amide functions as a sophisticated spin trap, exhibiting remarkable selectivity for radical species due to its unique anthracene core. This compound's carboxylic acid functionality facilitates strong hydrogen bonding interactions, enhancing its reactivity with electrophiles. Its distinct electronic structure allows for effective electron delocalization, making it a valuable tool for probing radical dynamics and elucidating reaction mechanisms in complex systems.

4-Ethoxyhydrophosphinyloxy TEMPO

sc-216830
10 mg
$330.00
(0)

4-Ethoxyhydrophosphinyloxy TEMPO serves as an innovative spin probe, characterized by its unique phosphinyloxy group that enhances radical stabilization. This compound exhibits exceptional electron paramagnetic resonance (EPR) properties, allowing for precise detection of transient radical species. Its sterically hindered structure promotes selective interactions with specific radicals, facilitating detailed studies of reaction kinetics and mechanistic pathways in various chemical environments.

4-Hydrophosphinyloxy TEMPO, Triethylammonium Salt

sc-216850
10 mg
$300.00
1
(0)

4-Hydrophosphinyloxy TEMPO, Triethylammonium Salt, is a distinctive spin trap known for its ability to form stable adducts with free radicals, enhancing the sensitivity of electron paramagnetic resonance (EPR) spectroscopy. The presence of the triethylammonium moiety contributes to its solubility in polar solvents, facilitating interactions with diverse radical species. This compound's unique electronic structure allows for effective monitoring of radical dynamics, providing insights into reaction mechanisms and environmental influences on radical behavior.

3-Methoxycarbonyl-2,2,5,5-tetramethyl-3-pyrrolidin-1-oxyl

2154-32-7sc-209641
25 mg
$300.00
(0)

3-Methoxycarbonyl-2,2,5,5-tetramethyl-3-pyrrolidin-1-oxyl is a specialized spin probe that exhibits remarkable stability and reactivity towards free radicals. Its unique pyrrolidine ring enhances electron delocalization, allowing for precise detection of radical species through electron paramagnetic resonance (EPR) techniques. The methoxycarbonyl group contributes to its solubility in various solvents, promoting effective interactions with reactive intermediates and enabling detailed studies of radical kinetics and mechanisms in complex systems.

3-Cyano-PROXYL

2154-70-3sc-238528
10 mg
$55.00
(0)

3-Cyano-PROXYL is a versatile spin probe characterized by its unique cyano group, which enhances its electron affinity and reactivity with free radicals. This compound exhibits exceptional stability, allowing for prolonged observation of radical dynamics. Its distinctive structure facilitates selective interactions with various radical species, making it an effective tool for studying reaction mechanisms and kinetics. The compound's solubility in diverse environments further supports its application in probing complex radical processes.