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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-06 15:16:52 UTC
Update Date2022-03-07 02:52:00 UTC
HMDB IDHMDB0015492
Secondary Accession Numbers
  • HMDB15492
Metabolite Identification
Common NameStepronin
DescriptionStepronin, also known as broncoplus or prostenoglycine, belongs to the class of organic compounds known as n-acyl-alpha amino acids. N-acyl-alpha amino acids are compounds containing an alpha amino acid which bears an acyl group at its terminal nitrogen atom. Based on a literature review a significant number of articles have been published on Stepronin.
Structure
Data?1582753303
Synonyms
ValueSource
TiofacicHMDB
2-(alpha-Theonyl)thiopropionylglycineHMDB
BroncoplusHMDB
ProstenoglycineHMDB
Stepronin monosodium saltHMDB
2-(alpha-Thenoylthio)propionylglycineHMDB
TTPGHMDB
TiaseHMDB
Stepronine lysine saltHMDB
N-(1-oxo-2-((2-Thienylcarbonyl)thio)propyl)-glycineMeSH
Stepronin lysineMeSH
Stepronin lysine saltMeSH
Stepronin sodiumMeSH
Chemical FormulaC10H11NO4S2
Average Molecular Weight273.329
Monoisotopic Molecular Weight273.012949225
IUPAC Name2-[2-(thiophene-2-carbonylsulfanyl)propanamido]acetic acid
Traditional Namestepronin
CAS Registry Number72324-18-6
SMILES
CC(SC(=O)C1=CC=CS1)C(=O)NCC(O)=O
InChI Identifier
InChI=1S/C10H11NO4S2/c1-6(9(14)11-5-8(12)13)17-10(15)7-3-2-4-16-7/h2-4,6H,5H2,1H3,(H,11,14)(H,12,13)
InChI KeyJNYSEDHQJCOWQU-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as n-acyl-alpha amino acids. N-acyl-alpha amino acids are compounds containing an alpha amino acid which bears an acyl group at its terminal nitrogen atom.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentN-acyl-alpha amino acids
Alternative Parents
Substituents
  • N-acyl-alpha-amino acid
  • Thiophene carboxylic acid or derivatives
  • Thiophene
  • Heteroaromatic compound
  • Carboxamide group
  • Secondary carboxylic acid amide
  • Thiocarboxylic acid ester
  • Carbothioic s-ester
  • Sulfenyl compound
  • Thiocarboxylic acid or derivatives
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Organoheterocyclic compound
  • Organopnictogen compound
  • Organic oxygen compound
  • Carbonyl group
  • Organosulfur compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic nitrogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility0.21 g/LNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.21 g/LALOGPS
logP1.29ALOGPS
logP1.27ChemAxon
logS-3.1ALOGPS
pKa (Strongest Acidic)3.56ChemAxon
pKa (Strongest Basic)-4.6ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area83.47 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity64.8 m³·mol⁻¹ChemAxon
Polarizability25.98 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+160.41331661259
DarkChem[M-H]-154.31531661259
DeepCCS[M+H]+156.34830932474
DeepCCS[M-H]-153.9930932474
DeepCCS[M-2H]-187.04630932474
DeepCCS[M+Na]+162.44130932474
AllCCS[M+H]+155.732859911
AllCCS[M+H-H2O]+152.532859911
AllCCS[M+NH4]+158.732859911
AllCCS[M+Na]+159.632859911
AllCCS[M-H]-157.532859911
AllCCS[M+Na-2H]-158.032859911
AllCCS[M+HCOO]-158.532859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022.3.93 minutes32390414
Predicted by Siyang on May 30, 202211.5499 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20224.03 minutes32390414
AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid39.3 seconds40023050
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid1555.7 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid330.8 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid128.3 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid205.3 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid114.7 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid378.4 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid504.4 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)116.7 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid890.6 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid392.8 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid1174.0 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid287.4 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid347.6 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate364.1 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA212.0 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water68.8 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
SteproninCC(SC(=O)C1=CC=CS1)C(=O)NCC(O)=O3462.9Standard polar33892256
SteproninCC(SC(=O)C1=CC=CS1)C(=O)NCC(O)=O2216.0Standard non polar33892256
SteproninCC(SC(=O)C1=CC=CS1)C(=O)NCC(O)=O2389.8Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Stepronin,1TMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)NCC(=O)O[Si](C)(C)C2421.5Semi standard non polar33892256
Stepronin,1TMS,isomer #2CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O)[Si](C)(C)C2422.8Semi standard non polar33892256
Stepronin,2TMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O[Si](C)(C)C)[Si](C)(C)C2414.6Semi standard non polar33892256
Stepronin,2TMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O[Si](C)(C)C)[Si](C)(C)C2415.8Standard non polar33892256
Stepronin,2TMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O[Si](C)(C)C)[Si](C)(C)C2849.4Standard polar33892256
Stepronin,1TBDMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)NCC(=O)O[Si](C)(C)C(C)(C)C2666.4Semi standard non polar33892256
Stepronin,1TBDMS,isomer #2CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O)[Si](C)(C)C(C)(C)C2652.5Semi standard non polar33892256
Stepronin,2TBDMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2816.1Semi standard non polar33892256
Stepronin,2TBDMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2872.8Standard non polar33892256
Stepronin,2TBDMS,isomer #1CC(SC(=O)C1=CC=CS1)C(=O)N(CC(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2996.3Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Stepronin GC-MS (Non-derivatized) - 70eV, Positivesplash10-03du-9610000000-32727737eab60f2bd6652017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Stepronin GC-MS (1 TMS) - 70eV, Positivesplash10-00di-9400000000-271d49c4f18df5344a182017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Stepronin GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 10V, Positive-QTOFsplash10-00di-5390000000-1e4679bb90c2bf36a8062016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 20V, Positive-QTOFsplash10-00fr-9210000000-346be76e1cceeaaceec42016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 40V, Positive-QTOFsplash10-00di-9200000000-c3934690ff13ccf9a3082016-06-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 10V, Negative-QTOFsplash10-00di-2290000000-56206868c47ae4b9917e2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 20V, Negative-QTOFsplash10-0umi-4290000000-97b52928c16199c0c1ad2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 40V, Negative-QTOFsplash10-0a4i-9200000000-1f0b95a7e47aa281a00c2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 10V, Positive-QTOFsplash10-03di-1920000000-0b6122587decb9d6a71b2021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 20V, Positive-QTOFsplash10-03di-3900000000-67a7ee83bbd32c8824112021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 40V, Positive-QTOFsplash10-03e9-8900000000-e1e8950a4266a21fd7dc2021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 10V, Negative-QTOFsplash10-053u-9410000000-9efe841807a57a03e49e2021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 20V, Negative-QTOFsplash10-001i-9000000000-a82a02f72ea5c3ce35f12021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Stepronin 40V, Negative-QTOFsplash10-001i-9000000000-8df0a583abb6df08ae0a2021-10-11Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableTaking drug identified by DrugBank entry DB01423 details
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableTaking drug identified by DrugBank entry DB01423 details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDDB01423
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID48889
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkStepronin
METLIN IDNot Available
PubChem Compound54120
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available