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Record Information
Version2.0
Created at2024-09-10 19:28:00 UTC
Updated at2024-09-10 19:28:01 UTC
NP-MRD IDNP0334676
Secondary Accession NumbersNone
Natural Product Identification
Common NameProstaglandin F2a
DescriptionProstaglandin F2a, also known as 9a,11a-PGF2 or enzaprost, belongs to the class of organic compounds known as prostaglandins and related compounds. These are unsaturated carboxylic acids consisting of a 20 carbon skeleton that also contains a five member ring, and are based upon the fatty acid arachidonic acid. Thus, prostaglandin F2A is considered to be an eicosanoid lipid molecule. The synthesis requires only seven steps, a huge improvement on the original 17-steps synthesis of Corey and Cheng, and uses 2,5-dimethoxytetrahydrofuran as a starting reagent, with S-proline as an asymmetric catalyst. The Arachidonic Acid then reacts with two Cyclooxygenase (COX) receptors, COX-1 and COX-2 to form Prostaglandin H2, an intermediate. Prostaglandin F2α (PGF2α in prostanoid nomenclature), pharmaceutically termed carboprost, is a naturally occurring prostaglandin used in medicine to induce labor and as an abortifacient. Prostaglandin F2a is a very hydrophobic molecule, practically insoluble (in water), and relatively neutral. Within humans, prostaglandin F2A participates in a number of enzymatic reactions. In particular, prostaglandin F2A can be biosynthesized from prostaglandin H2 through its interaction with the enzyme prostamide/prostaglandin F synthase. In addition, prostaglandin F2A can be biosynthesized from prostaglandin E2 through its interaction with the enzyme carbonyl reductase [nadph] 1. In humans, prostaglandin F2A is involved in mefenamic acid action pathway. PGF2α and oxytocin also inhibit the production of progesterone, a hormone that facilitates corpus luteum development. The PGF2α isoform 8-iso-PGF2α was found in significantly increased amounts in patients with endometriosis, thus being a potential causative link in endometriosis-associated oxidative stress. Prostaglandin F2a was first documented in 1975 (PMID: 1061097). In small doses (1–4 mg/day), PGF2α acts to stimulate uterine muscle contractions, which aids in the birth process (PMID: 2403792) (PMID: 16475787) (PMID: 7202743) (PMID: 2982905) (PMID: 2539085) (PMID: 1562522).
Structure
Thumb
Synonyms
Chemical FormulaC20H34O5
Average Mass354.4810 Da
Monoisotopic Mass354.24062 Da
IUPAC Name(5E)-7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(1E,3S)-3-hydroxyoct-1-en-1-yl]cyclopentyl]hept-5-enoic acid
Traditional Name5-trans-PGF2α
CAS Registry NumberNot Available
SMILES
CCCCC[C@H](O)\C=C\[C@H]1[C@H](O)C[C@H](O)[C@@H]1C\C=C\CCCC(O)=O
InChI Identifier
InChI=1S/C20H34O5/c1-2-3-6-9-15(21)12-13-17-16(18(22)14-19(17)23)10-7-4-5-8-11-20(24)25/h4,7,12-13,15-19,21-23H,2-3,5-6,8-11,14H2,1H3,(H,24,25)/b7-4+,13-12+/t15-,16+,17+,18-,19+/m0/s1
InChI KeyPXGPLTODNUVGFL-UAAPODJFSA-N
Experimental Spectra
Not Available
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of OriginNot Available
Chemical Taxonomy
Description Belongs to the class of organic compounds known as prostaglandins and related compounds. These are unsaturated carboxylic acids consisting of a 20 carbon skeleton that also contains a five member ring, and are based upon the fatty acid arachidonic acid.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassEicosanoids
Direct ParentProstaglandins and related compounds
Alternative Parents
Substituents
  • Prostaglandin skeleton
  • Long-chain fatty acid
  • Hydroxy fatty acid
  • Cyclopentanol
  • Fatty acid
  • Unsaturated fatty acid
  • Cyclic alcohol
  • Secondary alcohol
  • Carboxylic acid derivative
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Organic oxide
  • Organic oxygen compound
  • Alcohol
  • Hydrocarbon derivative
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic homomonocyclic compound
Molecular FrameworkAliphatic homomonocyclic compounds
External Descriptors
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP3.11ALOGPS
logP2.61ChemAxon
logS-3.5ALOGPS
pKa (Strongest Acidic)4.36ChemAxon
pKa (Strongest Basic)-1.6ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count4ChemAxon
Polar Surface Area97.99 ŲChemAxon
Rotatable Bond Count12ChemAxon
Refractivity100.47 m³·mol⁻¹ChemAxon
Polarizability41.7 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0001139
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB022448
KNApSAcK IDNot Available
Chemspider ID4446204
KEGG Compound IDC00639
BioCyc IDNot Available
BiGG ID35568
Wikipedia LinkProstaglandin F2alpha
METLIN ID6032
PubChem Compound5283078
PDB IDNot Available
ChEBI ID15553
Good Scents IDNot Available
References
General References