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Record Information
Version2.0
Created at2022-09-02 17:01:48 UTC
Updated at2022-09-02 17:01:48 UTC
NP-MRD IDNP0159297
Secondary Accession NumbersNone
Natural Product Identification
Common Name(2s,5r,6r)-6-[(1-hydroxy-2-phenylethylidene)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
DescriptionPenicillin G, also known as benzylpenicilline or PCG, belongs to the class of organic compounds known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond. Penicillin G is a drug which is used for use in the treatment of severe infections caused by penicillin g-susceptible microorganisms when rapid and high penicillin levels are required such as in the treatment of septicemia, meningitis, pericarditis, endocarditis and severe pneumonia. A penicillin in which the substituent at position 6 of the penam ring is a phenylacetamido group. (2s,5r,6r)-6-[(1-hydroxy-2-phenylethylidene)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid is found in Sarocladium strictum, Penicillium chrysogenum and Streptomyces clavuligerus. (2s,5r,6r)-6-[(1-hydroxy-2-phenylethylidene)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid was first documented in 2002 (PMID: 11906332). Penicillin G is an extremely weak basic (essentially neutral) compound (based on its pKa).
Structure
Thumb
Synonyms
ValueSource
(2S,5R,6R)-3,3-Dimethyl-7-oxo-6-(phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acidChEBI
6-(2-Phenylacetamido)penicillanic acidChEBI
BencilpenicilinaChEBI
BensylpenicillinChEBI
Benzyl benicillinChEBI
BenzylpenicillineChEBI
Benzylpenicillinic acidChEBI
BenzylpenicillinumChEBI
Free penicillin IIChEBI
PCGChEBI
PGChEBI
BenzylpenicillinKegg
(2S,5R,6R)-3,3-Dimethyl-7-oxo-6-(phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylateGenerator
6-(2-Phenylacetamido)penicillanateGenerator
BenzylpenicillinateGenerator
Antibioticos brand OF penicillin g sodiumHMDB
Britannia brand OF penicillin g sodiumHMDB
Or-penHMDB
PekaminHMDB
PenibiotHMDB
PfizerpenHMDB
SodipenHMDB
Van-pen-gHMDB
Benzylpenicillin potassiumHMDB
CEPA brand OF penicillin g sodiumHMDB
Grünenthal brand OF penicillin g potassiumHMDB
Jenapharm brand OF penicillin g sodiumHMDB
Llorente brand OF penicillin g sodiumHMDB
Medical brand OF penicillin g sodiumHMDB
Normon brand OF penicillin g sodiumHMDB
Penicillin grünenthalHMDB
Sodium penicillinHMDB
UrsopenHMDB
BenpenHMDB
ColiriocilinaHMDB
Ern brand OF penicillin g sodiumHMDB
Lakeside brand OF penicillin g sodiumHMDB
Medical brand OF penicillin g potassiumHMDB
Ortega brand OF penicillin g potassiumHMDB
Penicilina g llorenteHMDB
Penicillin g potassiumHMDB
PenilevelHMDB
PenirogerHMDB
Pfizer brand OF penicillin g potassiumHMDB
SodiopenHMDB
Sodium benzylpenicillinHMDB
UCB brand OF penicillin g sodiumHMDB
UnicilinaHMDB
Bioniche brand OF penicillin g sodiumHMDB
CSL Brand OF penicillin g sodiumHMDB
Clonmel brand OF penicillin g sodiumHMDB
CrystapenHMDB
ParcillinHMDB
Parmed brand OF penicillin g potassiumHMDB
PengesodHMDB
Penicillin g jenapharmHMDB
Penicillin g sodiumHMDB
Vangard brand OF penicillin g potassiumHMDB
Penicillin gChEBI
Chemical FormulaC16H18N2O4S
Average Mass334.3900 Da
Monoisotopic Mass334.09873 Da
IUPAC Name(2S,5R,6R)-3,3-dimethyl-7-oxo-6-(2-phenylacetamido)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
Traditional Namepenicillin G
CAS Registry NumberNot Available
SMILES
[H][C@]12SC(C)(C)[C@@H](N1C(=O)[C@H]2NC(=O)CC1=CC=CC=C1)C(O)=O
InChI Identifier
InChI=1S/C16H18N2O4S/c1-16(2)12(15(21)22)18-13(20)11(14(18)23-16)17-10(19)8-9-6-4-3-5-7-9/h3-7,11-12,14H,8H2,1-2H3,(H,17,19)(H,21,22)/t11-,12+,14-/m1/s1
InChI KeyJGSARLDLIJGVTE-MBNYWOFBSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Acremonium strictumLOTUS Database
Penicillium chrysogenumLOTUS Database
Streptomyces clavuligerusLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentDipeptides
Alternative Parents
Substituents
  • Alpha-dipeptide
  • Penicillin
  • N-acyl-alpha amino acid or derivatives
  • Alpha-amino acid or derivatives
  • Phenylacetamide
  • Penam
  • Monocyclic benzene moiety
  • Benzenoid
  • Beta-lactam
  • Thiazolidine
  • Tertiary carboxylic acid amide
  • Azetidine
  • Carboxamide group
  • Lactam
  • Secondary carboxylic acid amide
  • Carboxylic acid
  • Azacycle
  • Monocarboxylic acid or derivatives
  • Organoheterocyclic compound
  • Dialkylthioether
  • Hemithioaminal
  • Thioether
  • Organic nitrogen compound
  • Organic oxygen compound
  • Organopnictogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Organic oxide
  • Carbonyl group
  • Hydrocarbon derivative
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic 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
logP1.92ALOGPS
logP1.08ChemAxon
logS-3.1ALOGPS
pKa (Strongest Acidic)3.53ChemAxon
pKa (Strongest Basic)-2.6ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area86.71 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity84.53 m³·mol⁻¹ChemAxon
Polarizability33.54 ųChemAxon
Number of Rings3ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0015186
DrugBank IDDB01053
Phenol Explorer Compound IDNot Available
FoodDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID5693
KEGG Compound IDC05551
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkBenzylpenicillin
METLIN IDNot Available
PubChem Compound5904
PDB IDPNN
ChEBI ID18208
Good Scents IDNot Available
References
General References
  1. Akesson A, Ingvarsson S, Karlsson F, Leyva L, Blanca M, Cuerden SA, Smith JA, Coleman JW, Borrebaeck CA: Characterization of specific IgE response in vitro against protein and drug allergens using atopic and normal donors. Allergy. 2002 Mar;57(3):193-200. doi: 10.1034/j.1398-9995.2002.1o3321.x. [PubMed:11906332 ]
  2. LOTUS database [Link]