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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2005-11-16 15:48:42 UTC
Update Date2022-03-07 02:49:08 UTC
HMDB IDHMDB0000995
Secondary Accession Numbers
  • HMDB00995
Metabolite Identification
Common Name16-Dehydroprogesterone
Description16-Dehydroprogesterone, also known as delta.16-progesterone, belongs to the class of organic compounds known as 20-oxosteroids. These are steroid derivatives carrying a C=O group at the 20-position of the steroid skeleton. Thus, 16-dehydroprogesterone is considered to be a steroid lipid molecule. 16-Dehydroprogesterone is a very hydrophobic molecule, practically insoluble in water, and relatively neutral.
Structure
Data?1582752169
Synonyms
ValueSource
3,20-Dioxopregna-4,16-dieneChEBI
Delta(4,16)-Pregnadiene-3,20-dioneChEBI
16,17-DidehydroprogesteroneKegg
Δ(4,16)-pregnadiene-3,20-dioneGenerator
4,16-Pregnadiene-3,20-dioneHMDB
D16-ProgesteroneHMDB
D4,16-Pregnadiene-3,20-dioneHMDB
Delta.16-progesteroneHMDB
Delta4,16-Pregnadiene-3,20-dioneHMDB
Pregna-4,16-diene-3,20-dioneHMDB
delta(16)-ProgesteroneHMDB
16-DehydroprogesteroneChEBI
Chemical FormulaC21H28O2
Average Molecular Weight312.4458
Monoisotopic Molecular Weight312.20893014
IUPAC Name(1S,2R,10R,11S,15S)-14-acetyl-2,15-dimethyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-6,13-dien-5-one
Traditional Name(1S,2R,10R,11S,15S)-14-acetyl-2,15-dimethyltetracyclo[8.7.0.0^{2,7}.0^{11,15}]heptadeca-6,13-dien-5-one
CAS Registry Number1096-38-4
SMILES
[H][C@@]12CC=C(C(C)=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C
InChI Identifier
InChI=1S/C21H28O2/c1-13(22)17-6-7-18-16-5-4-14-12-15(23)8-10-20(14,2)19(16)9-11-21(17,18)3/h6,12,16,18-19H,4-5,7-11H2,1-3H3/t16-,18-,19-,20-,21+/m0/s1
InChI KeyVRRHHTISESGZFN-RKFFNLMFSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 20-oxosteroids. These are steroid derivatives carrying a C=O group at the 20-position of the steroid skeleton.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassSteroids and steroid derivatives
Sub ClassOxosteroids
Direct Parent20-oxosteroids
Alternative Parents
Substituents
  • 20-oxosteroid
  • Androgen-skeleton
  • Androstane-skeleton
  • 3-oxosteroid
  • Cyclohexenone
  • Cyclic ketone
  • Ketone
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic homopolycyclic compound
Molecular FrameworkAliphatic homopolycyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point185 - 187 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility0.0097 g/LALOGPS
logP3.8ALOGPS
logP4ChemAxon
logS-4.5ALOGPS
pKa (Strongest Acidic)18.98ChemAxon
pKa (Strongest Basic)-4.6ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count2ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area34.14 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity93.58 m³·mol⁻¹ChemAxon
Polarizability36.77 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+177.12431661259
DarkChem[M-H]-173.44731661259
AllCCS[M+H]+179.29332859911
AllCCS[M-H]-186.43632859911
DeepCCS[M-2H]-210.90730932474
DeepCCS[M+Na]+185.36530932474
AllCCS[M+H]+179.332859911
AllCCS[M+H-H2O]+176.232859911
AllCCS[M+NH4]+182.132859911
AllCCS[M+Na]+182.932859911
AllCCS[M-H]-186.432859911
AllCCS[M+Na-2H]-186.732859911
AllCCS[M+HCOO]-187.032859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
16-Dehydroprogesterone[H][C@@]12CC=C(C(C)=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C3823.0Standard polar33892256
16-Dehydroprogesterone[H][C@@]12CC=C(C(C)=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C2641.7Standard non polar33892256
16-Dehydroprogesterone[H][C@@]12CC=C(C(C)=O)[C@@]1(C)CC[C@@]1([H])[C@@]2([H])CCC2=CC(=O)CC[C@]12C2913.1Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
16-Dehydroprogesterone,1TMS,isomer #1CC(=O)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C2840.6Semi standard non polar33892256
16-Dehydroprogesterone,1TMS,isomer #1CC(=O)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C2631.0Standard non polar33892256
16-Dehydroprogesterone,1TMS,isomer #1CC(=O)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C3101.5Standard polar33892256
16-Dehydroprogesterone,1TMS,isomer #2C=C(O[Si](C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C2889.2Semi standard non polar33892256
16-Dehydroprogesterone,1TMS,isomer #2C=C(O[Si](C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C2674.6Standard non polar33892256
16-Dehydroprogesterone,1TMS,isomer #2C=C(O[Si](C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C3207.3Standard polar33892256
16-Dehydroprogesterone,2TMS,isomer #1C=C(O[Si](C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C2871.0Semi standard non polar33892256
16-Dehydroprogesterone,2TMS,isomer #1C=C(O[Si](C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C2738.4Standard non polar33892256
16-Dehydroprogesterone,2TMS,isomer #1C=C(O[Si](C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C3253.7Standard polar33892256
16-Dehydroprogesterone,1TBDMS,isomer #1CC(=O)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C(C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C3104.3Semi standard non polar33892256
16-Dehydroprogesterone,1TBDMS,isomer #1CC(=O)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C(C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C2861.7Standard non polar33892256
16-Dehydroprogesterone,1TBDMS,isomer #1CC(=O)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C(C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C3255.8Standard polar33892256
16-Dehydroprogesterone,1TBDMS,isomer #2C=C(O[Si](C)(C)C(C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C3137.8Semi standard non polar33892256
16-Dehydroprogesterone,1TBDMS,isomer #2C=C(O[Si](C)(C)C(C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C2917.4Standard non polar33892256
16-Dehydroprogesterone,1TBDMS,isomer #2C=C(O[Si](C)(C)C(C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@]4(C)[C@H]3CC[C@]12C3357.9Standard polar33892256
16-Dehydroprogesterone,2TBDMS,isomer #1C=C(O[Si](C)(C)C(C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C(C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C3386.6Semi standard non polar33892256
16-Dehydroprogesterone,2TBDMS,isomer #1C=C(O[Si](C)(C)C(C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C(C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C3167.9Standard non polar33892256
16-Dehydroprogesterone,2TBDMS,isomer #1C=C(O[Si](C)(C)C(C)(C)C)C1=CC[C@H]2[C@@H]3CCC4=CC(O[Si](C)(C)C(C)(C)C)=CC[C@]4(C)[C@H]3CC[C@]12C3476.1Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - 16-Dehydroprogesterone GC-MS (Non-derivatized) - 70eV, Positivesplash10-007k-0790000000-587e2010759d04be79da2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - 16-Dehydroprogesterone GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - 16-Dehydroprogesterone Quattro_QQQ 10V, Positive-QTOF (Annotated)splash10-03di-0009000000-70101cfe59fde51a8ff92012-07-24HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 16-Dehydroprogesterone Quattro_QQQ 25V, Positive-QTOF (Annotated)splash10-0a4j-5900000000-8c5e3f1358c9efe689312012-07-24HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - 16-Dehydroprogesterone Quattro_QQQ 40V, Positive-QTOF (Annotated)splash10-0a4j-9500000000-1fa651a1bfd23c37c15b2012-07-24HMDB team, MONAView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 10V, Positive-QTOFsplash10-03di-0179000000-67a5fd6afc1237e6f0c52017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 20V, Positive-QTOFsplash10-01vt-0391000000-73037a7fa24c2f0963282017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 40V, Positive-QTOFsplash10-0f7a-2490000000-162c2aa3fd60d3279a3c2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 10V, Negative-QTOFsplash10-03di-0019000000-f49571271662f7a5da142017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 20V, Negative-QTOFsplash10-03xr-0098000000-4d72f69ebbb13d5f7c4e2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 40V, Negative-QTOFsplash10-0gbd-0090000000-4cd4d8acb44933c4d8312017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 10V, Positive-QTOFsplash10-03di-0029000000-753e4d201cfb7cc7b8072021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 20V, Positive-QTOFsplash10-01ow-1493000000-67e624229aa7467210272021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 40V, Positive-QTOFsplash10-052f-7920000000-6f3d42fcb774cf571fa52021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 10V, Negative-QTOFsplash10-03di-0009000000-152b659b4891e36b54f32021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 20V, Negative-QTOFsplash10-03di-0049000000-4d4a6f7ba007f9c34c622021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 16-Dehydroprogesterone 40V, Negative-QTOFsplash10-07fu-0192000000-c9494d220d3973cd43852021-09-22Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Experimental 2D NMR[1H, 13C]-HSQC NMR Spectrum (2D, 600 MHz, CDCl3, experimental)2012-12-05Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Extracellular
  • Membrane (predicted from logP)
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB022357
KNApSAcK IDNot Available
Chemspider ID92118
KEGG Compound IDC03207
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN ID5926
PubChem Compound101964
PDB IDNot Available
ChEBI ID18204
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceJohnson, William S. Intermediates in total synthesis of 16-dehydroprogesterone. U.S. (1973), 15 pp.
Material Safety Data Sheet (MSDS)Download (PDF)
General References
  1. Schindler AE, Wuchter J: Studies on steroids in urine of the male newborn. Biol Neonate. 1975;27(3-4):192-207. [PubMed:126703 ]