Date published: 2026-5-9

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HO-4120 (CAS 1214132-82-7)

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Alternate Names:
3-[(Aminooxy)methyl]-2,5-dihydro-2,2,5,5-tetramethyl-1H-pyrrol-1-yloxy
CAS Number:
1214132-82-7
Molecular Weight:
185.25
Molecular Formula:
C9H17N2O2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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HO-4120 is primarily within the realm of biochemical and molecular biology research for its unique capability of site-directed spin labeling of genetically encoded unnatural amino acids. This specific mechanism of action allows for the precise investigation of protein dynamics, folding, and interactions at the molecular level. By integrating an unnatural amino acid into proteins of interest, HO-4120 facilitates the introduction of spin labels at specified sites, thereby enabling researchers to employ electron paramagnetic resonance (EPR) spectroscopy to study proteins in their native environments. This technique is invaluable for elucidating the structure-function relationships of proteins, exploring protein conformational changes, and understanding protein interactions in complex biological systems.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

HO-4120, 2.5 mg

sc-490290
2.5 mg
$380.00