Page last updated: 2024-12-04

5,5-dimethyl-1-pyrroline-1-oxide

Description Research Excerpts Clinical Trials Roles Classes Pathways Study Profile Bioassays Related Drugs Related Conditions Protein Interactions Research Growth Market Indicators

Description

5,5-dimethyl-1-pyrroline-1-oxide: do not confuse with DMPO (4',5'-dihydroxy-7-methoxy-4-phenyl-5,2'-oxidocoumarin) [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

5,5-dimethyl-1-pyrroline N-oxide : A member of the class of 1-pyrroline nitrones (1-pyrroline N-oxides) resulting from the formal N-oxidation of 5,5-dimethyl-1-pyrroline. Used as a spin trap for the study of radicals formed by enzymatic acetaldehyde oxidation. [Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Cross-References

ID SourceID
PubMed CID1774
CHEMBL ID79824
CHEBI ID149489
SCHEMBL ID130517
MeSH IDM0067874

Synonyms (58)

Synonym
dmpo
CHEMBL79824
5,5-dimethylpyrroline-noxide
EU-0100350
5,5-dimethyl-1-pyrroline n-oxide, >=97%
lopac-d-5766
NCGC00015351-01
LOPAC0_000350
5,5-dimethyl-1-pyrroline n-oxide, 97%
NCGC00093786-02
5,5-dimethyl-1-pyrroline-n-oxide
NCGC00093786-01
NCGC00015351-02
D 5766
NCGC00015351-04
smr000326756
MLS002153283
3317-61-1
FT-0653618
D2362
5,5-dimethyl-1-pyrroline n-oxide
2,2-dimethyl-1-oxido-3,4-dihydropyrrol-1-ium
5,5-dimethyl-1-pyrroline nitrone
2,2-dimethyl-3,4-dihydro-2h-pyrrole 1-oxide
CHEBI:149489
5,5-dimethyl-1-pyrroline-1-oxide
AKOS005257654
HMS3261E21
A821646
CCG-204445
NCGC00015351-03
2h-pyrrole, 3,4-dihydro-2,2-dimethyl-, 1-oxide
3,4-dihydro-2,2-dimethyl-2h-pyrrole 1-oxide
7170jz1qf3 ,
AM20090502
LP00350
dmpo [mi]
SCHEMBL130517
VCUVETGKTILCLC-UHFFFAOYSA-N
NCGC00261035-01
tox21_500350
5,5-dimethyl-1-pyrrolidine-n-oxide
mfcd00005279
5,5-dimethyl-1-pyrroline n-oxide, for esr-spectroscopy
DTXSID30186826
J-019063
sr-01000075491
SR-01000075491-1
BBL102694
STL556499
SY033062
AS-15638
SDCCGSBI-0050338.P002
NCGC00015351-06
a 2008l
Q27265933
HY-107690
CS-0029209

Research Excerpts

Toxicity

ExcerptReferenceRelevance
"Leishmania must survive despite exposure to the toxic oxidant hydrogen peroxide (H2O2) during phagocytosis by macrophages."( Hydrogen peroxide-mediated toxicity for Leishmania donovani chagasi promastigotes. Role of hydroxyl radical and protection by heat shock.
Britigan, BE; Wilson, ME; Zarley, JH, 1991
)
0.28
" Using the xanthine/xanthine oxidase reaction to generate superoxide radicals, we have attempted to examine the role of the Fenton reaction in SOD toxicity observing that high SOD levels along with micromolar concentrations of Fe2+ greatly increased the production of the highly toxic hydroxyl radical."( Superoxide dismutase (SOD)-catalase conjugates. Role of hydrogen peroxide and the Fenton reaction in SOD toxicity.
Lopaschuk, GD; Mao, GD; Poznansky, MJ; Thomas, PD, 1993
)
0.29
"The underlying cause of Alzheimer's disease is thought to be the aggregation of monomeric beta-amyloid (Abeta), through a series of toxic oligomers, which forms the mature amyloid fibrils that accumulate at the center of senile plaques."( Both the D-(+) and L-(-) enantiomers of nicotine inhibit Abeta aggregation and cytotoxicity.
Allsop, D; El-Agnaf, OM; Fullwood, NJ; Gibson, GL; Huckerby, TN; Moore, SA; Tabner, BJ; Turnbull, S, 2004
)
0.32
"Amiodarone (AM), a drug used in the treatment of cardiac dysrrhythmias, can produce severe pulmonary adverse effects, including fibrosis."( Direct mitochondrial dysfunction precedes reactive oxygen species production in amiodarone-induced toxicity in human peripheral lung epithelial HPL1A cells.
Brien, JF; Comeau, JL; Hill, BC; Ji, Y; Massey, TE; Nicolescu, AC; Racz, WJ; Takahashi, T, 2008
)
0.35

Pharmacokinetics

ExcerptReferenceRelevance
" The bioreductive rates of the two nitroxides were measured during constant perfusion as well as during ischemia and are discussed in terms of a two-compartment pharmacokinetic model."( Direct measurement of nitroxide pharmacokinetics in isolated hearts situated in a low-frequency electron spin resonance spectrometer: implications for spin trapping and in vivo oxymetry.
Bowman, MK; Brunsting, LA; Halpern, HJ; Rosen, GM; Spencer, DP; Strauss, KE; Wechsler, AS, 1988
)
0.27

Bioavailability

ExcerptReferenceRelevance
"Nitric oxide (NO) derived from eNOS is mostly responsible for the maintenance of vascular homeostasis and its decreased bioavailability is characteristic of reactive oxygen species (ROS)-induced endothelial dysfunction (ED)."( Reversal of SIN-1-induced eNOS dysfunction by the spin trap, DMPO, in bovine aortic endothelial cells via eNOS phosphorylation.
Cardounel, AJ; Das, A; De Pascali, F; Druhan, LJ; Gopalakrishnan, B; Racoma, I; Rockenbauer, A; Varadharaj, S; Villamena, FA; Wang, TY; Zweier, JL, 2014
)
0.4

Dosage Studied

ExcerptRelevanceReference
"We report in vivo evidence for fatty acid-derived free radical metabolite formation in bile of rats dosed with spin traps and oxidized polyunsaturated fatty acids (PUFA)."( Fatty acid radical formation in rats administered oxidized fatty acids: in vivo spin trapping investigation.
Chamulitrat, W; Jordan, SJ; Mason, RP, 1992
)
0.28
" We successfully employed ESR to detect the formation of the 5,5-dimethyl-1-pyrroline-N-oxide (DMPO)/hemoglobin thiyl free radical adduct in the blood of rats dosed with DMPO and tert-butyl hydroperoxide, cumene hydroperoxide, ethyl hydrogen peroxide, 2-butanone hydroperoxide, 15(S)-hydroperoxy-5,8,11,13-eicosatetraenoic acid, or hydrogen peroxide."( In vivo thiyl free radical formation from hemoglobin following administration of hydroperoxides.
Jordan, SJ; Kennedy, CH; Maples, KR; Mason, RP, 1990
)
0.28
" An immobilized radical adduct was detected by ESR when phenylhydrazine was administered in a dosage comparable to that prescribed for currently employed hydrazine-based drugs."( In vivo rat hemoglobin thiyl free radical formation following phenylhydrazine administration.
Jordan, SJ; Maples, KR; Mason, RP, 1988
)
0.27
" Unfortunately a bell-shaped dose-response curve has been observed, whereby SOD at higher concentrations loses its effectiveness and may even enhance the extent of reperfusion injury."( Superoxide dismutase (SOD)-catalase conjugates. Role of hydrogen peroxide and the Fenton reaction in SOD toxicity.
Lopaschuk, GD; Mao, GD; Poznansky, MJ; Thomas, PD, 1993
)
0.29
" Unfortunately, enhanced EPR signal intensities were observed at 300 min after dosing in patients with serum molar ratio of deferiprone to iron less than 3, suggesting the formation of incomplete iron-deferiprone complexes and consequently free radical formation."( Pharmaco/ferrokinetic-related pro-oxidant activity of deferiprone in beta-thalassemia.
Chantharaksri, U; Fucharoen, S; Jirasomprasert, T; Limenta, LM; Morales, NP; Sirijaroonwong, S; Wilairat, P; Yamanont, P, 2009
)
0.35
[information is derived through text-mining from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Roles (2)

RoleDescription
neuroprotective agentAny compound that can be used for the treatment of neurodegenerative disorders.
spin trapping reagentA reagent used in electron paramagnetic resonance (EPR) spectroscopy to react covalently with radical products whose half-life is be too short to detect. The resulting adducts are more stable enabling their paramagnetic resonance spectra to be obtained.
[role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Drug Classes (1)

ClassDescription
1-pyrroline nitronesAny nitrone resulting from the oxidation of the ring nitrogen of 1-pyrroline or its substituted derivatives.
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res]

Protein Targets (7)

Potency Measurements

ProteinTaxonomyMeasurementAverage (µ)Min (ref.)Avg (ref.)Max (ref.)Bioassay(s)
Chain A, MAJOR APURINIC/APYRIMIDINIC ENDONUCLEASEHomo sapiens (human)Potency0.35480.003245.467312,589.2998AID2517
thioredoxin reductaseRattus norvegicus (Norway rat)Potency29.93490.100020.879379.4328AID588456
thyroid stimulating hormone receptorHomo sapiens (human)Potency1.99530.001318.074339.8107AID926; AID938
euchromatic histone-lysine N-methyltransferase 2Homo sapiens (human)Potency15.82260.035520.977089.1251AID504332
Bloom syndrome protein isoform 1Homo sapiens (human)Potency0.00320.540617.639296.1227AID2364; AID2528
muscarinic acetylcholine receptor M1Rattus norvegicus (Norway rat)Potency11.22020.00106.000935.4813AID944
ATP-dependent phosphofructokinaseTrypanosoma brucei brucei TREU927Potency0.84920.060110.745337.9330AID485368
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023]

Bioassays (32)

Assay IDTitleYearJournalArticle
AID1347058CD47-SIRPalpha protein protein interaction - HTRF assay qHTS validation2019PloS one, , Volume: 14, Issue:7
Quantitative high-throughput screening assays for the discovery and development of SIRPα-CD47 interaction inhibitors.
AID504836Inducers of the Endoplasmic Reticulum Stress Response (ERSR) in human glioma: Validation2002The Journal of biological chemistry, Apr-19, Volume: 277, Issue:16
Sustained ER Ca2+ depletion suppresses protein synthesis and induces activation-enhanced cell death in mast cells.
AID1347049Natriuretic polypeptide receptor (hNpr1) antagonism - Pilot screen2019Science translational medicine, 07-10, Volume: 11, Issue:500
Inhibition of natriuretic peptide receptor 1 reduces itch in mice.
AID1508630Primary qHTS for small molecule stabilizers of the endoplasmic reticulum resident proteome: Secreted ER Calcium Modulated Protein (SERCaMP) assay2021Cell reports, 04-27, Volume: 35, Issue:4
A target-agnostic screen identifies approved drugs to stabilize the endoplasmic reticulum-resident proteome.
AID1347045Natriuretic polypeptide receptor (hNpr1) antagonism - Pilot counterscreen GloSensor control cell line2019Science translational medicine, 07-10, Volume: 11, Issue:500
Inhibition of natriuretic peptide receptor 1 reduces itch in mice.
AID1347086qHTS for Inhibitors of the Functional Ribonucleoprotein Complex (vRNP) of Lymphocytic Choriomeningitis Arenaviruses (LCMV): LCMV Primary Screen - GLuc reporter signal2020Antiviral research, 01, Volume: 173A cell-based, infectious-free, platform to identify inhibitors of lassa virus ribonucleoprotein (vRNP) activity.
AID1347059CD47-SIRPalpha protein protein interaction - Alpha assay qHTS validation2019PloS one, , Volume: 14, Issue:7
Quantitative high-throughput screening assays for the discovery and development of SIRPα-CD47 interaction inhibitors.
AID588378qHTS for Inhibitors of ATXN expression: Validation
AID1347151Optimization of GU AMC qHTS for Zika virus inhibitors: Unlinked NS2B-NS3 protease assay2020Proceedings of the National Academy of Sciences of the United States of America, 12-08, Volume: 117, Issue:49
Therapeutic candidates for the Zika virus identified by a high-throughput screen for Zika protease inhibitors.
AID1347082qHTS for Inhibitors of the Functional Ribonucleoprotein Complex (vRNP) of Lassa (LASV) Arenavirus: LASV Primary Screen - GLuc reporter signal2020Antiviral research, 01, Volume: 173A cell-based, infectious-free, platform to identify inhibitors of lassa virus ribonucleoprotein (vRNP) activity.
AID504810Antagonists of the Thyroid Stimulating Hormone Receptor: HTS campaign2010Endocrinology, Jul, Volume: 151, Issue:7
A small molecule inverse agonist for the human thyroid-stimulating hormone receptor.
AID1347410qHTS for inhibitors of adenylyl cyclases using a fission yeast platform: a pilot screen against the NCATS LOPAC library2019Cellular signalling, 08, Volume: 60A fission yeast platform for heterologous expression of mammalian adenylyl cyclases and high throughput screening.
AID1347405qHTS to identify inhibitors of the type 1 interferon - major histocompatibility complex class I in skeletal muscle: primary screen against the NCATS LOPAC collection2020ACS chemical biology, 07-17, Volume: 15, Issue:7
High-Throughput Screening to Identify Inhibitors of the Type I Interferon-Major Histocompatibility Complex Class I Pathway in Skeletal Muscle.
AID504812Inverse Agonists of the Thyroid Stimulating Hormone Receptor: HTS campaign2010Endocrinology, Jul, Volume: 151, Issue:7
A small molecule inverse agonist for the human thyroid-stimulating hormone receptor.
AID1347050Natriuretic polypeptide receptor (hNpr2) antagonism - Pilot subtype selectivity assay2019Science translational medicine, 07-10, Volume: 11, Issue:500
Inhibition of natriuretic peptide receptor 1 reduces itch in mice.
AID1347083qHTS for Inhibitors of the Functional Ribonucleoprotein Complex (vRNP) of Lassa (LASV) Arenavirus: Viability assay - alamar blue signal for LASV Primary Screen2020Antiviral research, 01, Volume: 173A cell-based, infectious-free, platform to identify inhibitors of lassa virus ribonucleoprotein (vRNP) activity.
AID1347057CD47-SIRPalpha protein protein interaction - LANCE assay qHTS validation2019PloS one, , Volume: 14, Issue:7
Quantitative high-throughput screening assays for the discovery and development of SIRPα-CD47 interaction inhibitors.
AID588349qHTS for Inhibitors of ATXN expression: Validation of Cytotoxic Assay
AID1071841Antioxidant activity assessed as DMSO/H2O2-induced methyl radical scavenging activity by ESR spin trapping method2014Bioorganic & medicinal chemistry letters, Mar-01, Volume: 24, Issue:5
A multiple free-radical scavenging (MULTIS) study on the antioxidant capacity of a neuroprotective drug, edaravone as compared with uric acid, glutathione, and trolox.
AID458714Chemical stability of hydroxyl radical adduct form assessed as half life of decay in phosphate buffer at pH 7.4 by spectrophotometer2010Bioorganic & medicinal chemistry, Jan-15, Volume: 18, Issue:2
New heteroaryl nitrones with spin trap properties: Identification of a 4-furoxanyl derivative with excellent properties to be used in biological systems.
AID521220Inhibition of neurosphere proliferation of mouse neural precursor cells by MTT assay2007Nature chemical biology, May, Volume: 3, Issue:5
Chemical genetics reveals a complex functional ground state of neural stem cells.
AID458715Chemical stability of superoxide radical adduct form assessed as half life of decay in phosphate buffer at pH 7.4 by spectrophotometer2010Bioorganic & medicinal chemistry, Jan-15, Volume: 18, Issue:2
New heteroaryl nitrones with spin trap properties: Identification of a 4-furoxanyl derivative with excellent properties to be used in biological systems.
AID216890Mean surviving fraction of V79 cells following a 1-h exposure to H2O2.1998Journal of medicinal chemistry, Aug-27, Volume: 41, Issue:18
Studies of structure-activity relationship of nitroxide free radicals and their precursors as modifiers against oxidative damage.
AID216900Mean surviving fraction of V79 cells following a 12-Gy dose of radiation.1998Journal of medicinal chemistry, Aug-27, Volume: 41, Issue:18
Studies of structure-activity relationship of nitroxide free radicals and their precursors as modifiers against oxidative damage.
AID21027Partition coefficient of compound was measured in octanol/water system1988Journal of medicinal chemistry, Feb, Volume: 31, Issue:2
Synthesis of spin traps specific for hydroxyl radical.
AID16678Compound was evaluated for the partition coefficient in octanol/water (1-octanol / 10 mM phosphate buffer at pH 7.4)1986Journal of medicinal chemistry, Dec, Volume: 29, Issue:12
Spin trapping of superoxide and hydroxyl radicals with substituted pyrroline 1-oxides.
AID1071845Antioxidant activity assessed as H2O2-induced hydroxyl radical scavenging activity by ESR spin trapping method2014Bioorganic & medicinal chemistry letters, Mar-01, Volume: 24, Issue:5
A multiple free-radical scavenging (MULTIS) study on the antioxidant capacity of a neuroprotective drug, edaravone as compared with uric acid, glutathione, and trolox.
AID458720Chemical stability of superoxide radical adduct form assessed as half life of decay at pH 7.22010Bioorganic & medicinal chemistry, Jan-15, Volume: 18, Issue:2
New heteroaryl nitrones with spin trap properties: Identification of a 4-furoxanyl derivative with excellent properties to be used in biological systems.
AID18866Compound was evaluated for half decay time from nitrones with hydroxyl radical1998Bioorganic & medicinal chemistry letters, Feb-17, Volume: 8, Issue:4
Synthesis of alpha-aryl N-adamant-1-yl nitrones and using them for spin trapping of hydroxyl radicals.
AID1794808Fluorescence-based screening to identify small molecule inhibitors of Plasmodium falciparum apicoplast DNA polymerase (Pf-apPOL).2014Journal of biomolecular screening, Jul, Volume: 19, Issue:6
A High-Throughput Assay to Identify Inhibitors of the Apicoplast DNA Polymerase from Plasmodium falciparum.
AID1794808Fluorescence-based screening to identify small molecule inhibitors of Plasmodium falciparum apicoplast DNA polymerase (Pf-apPOL).
AID1159607Screen for inhibitors of RMI FANCM (MM2) intereaction2016Journal of biomolecular screening, Jul, Volume: 21, Issue:6
A High-Throughput Screening Strategy to Identify Protein-Protein Interaction Inhibitors That Block the Fanconi Anemia DNA Repair Pathway.
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023]

Research

Studies (735)

TimeframeStudies, This Drug (%)All Drugs %
pre-1990117 (15.92)18.7374
1990's379 (51.56)18.2507
2000's153 (20.82)29.6817
2010's75 (10.20)24.3611
2020's11 (1.50)2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Market Indicators

Research Demand Index: 28.59

According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be moderate demand-to-supply ratio for research on this compound.

MetricThis Compound (vs All)
Research Demand Index28.59 (24.57)
Research Supply Index6.62 (2.92)
Research Growth Index4.68 (4.65)
Search Engine Demand Index38.40 (26.88)
Search Engine Supply Index2.00 (0.95)

This Compound (28.59)

All Compounds (24.57)

Study Types

Publication TypeThis drug (%)All Drugs (%)
Trials0 (0.00%)5.53%
Reviews16 (2.13%)6.00%
Case Studies0 (0.00%)4.05%
Observational0 (0.00%)0.25%
Other734 (97.87%)84.16%
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]