| Record Information | 
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| Version | 1.0 | 
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| Update Date | 1/22/2018 12:54:54 PM | 
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| Metabolite ID | PAMDB100093 | 
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| Identification | 
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| Name: | DHQ | 
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| Description: | Extracellular metabolite produced by the pqs operon in Pseudomonas aeruginosa. DHQ is the most abundant alkylquinolone species produced by the P. aeruginosa PQS biosynthetic pathway and may play a distinct role in maintaining  P.aeruginosa pathogenicity. | 
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| Structure |  | 
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| Synonyms: |  | 
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| Chemical Formula: | C9H7NO2 | 
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| Average Molecular Weight: | Not Available | 
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| Monoisotopic Molecular 
		Weight: | Not Available | 
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| InChI Key: | HDHQZCHIXUUSMK-UHFFFAOYSA-N | 
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| InChI: | InChI=1S/C9H7NO2/c11-8-5-9(12)10-7-4-2-1-3-6(7)8/h1-5H,(H2,10,11,12) | 
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| CAS 
	number: | 86-95-3 | 
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| IUPAC Name: | 4-hydroxy-1H-quinolin-2-one | 
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| Traditional IUPAC Name: | Not Available | 
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| SMILES: | C1=CC=C2C(=C1)C(=CC(=O)N2)O | 
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| Chemical Taxonomy | 
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| Taxonomy Description | This compound belongs to the class of organic compounds known as hydroxyquinolones. These are compounds containing a quinoline moiety bearing a hydroxyl group and a ketone. Quinoline or benzo[b]pyridine is a bicyclic compound that consists of benzene fused to a pyridine. | 
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| Kingdom | Organic compounds | 
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| Super Class | Organoheterocyclic compounds | 
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| Class | Quinolines and derivatives | 
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| Sub Class | Quinolones and derivatives | 
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| Direct Parent | Hydroxyquinolones | 
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| Alternative Parents |  | 
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| Substituents | HydroxyquinoloneDihydroquinoloneHydroxyquinolineDihydroquinolineHydroxypyridinePyridinonePyridineBenzenoidVinylogous acidHeteroaromatic compoundLactamAzacycleOrganic nitrogen compoundHydrocarbon derivativeOrganooxygen compoundOrganonitrogen compoundOrganic oxideOrganopnictogen compoundOrganic oxygen compoundAromatic heteropolycyclic compound
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| Molecular Framework | Aromatic heteropolycyclic compounds | 
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| External Descriptors | heteroaryl hydroxy compound, quinolone (CHEBI:75926)a tautomer (CPD-12842)
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| Physical Properties | 
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| State: | Not Available | 
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| Charge: | Not Available | 
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| Melting point: | Not Available | 
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| Experimental Properties: | Not Available | 
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| Predicted Properties | | Property | Value | Source | 
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   | Molecular Weight | 161.16 g/molPubChem |  
   | XLogP3 | 0.7PubChem |  
   | Hydrogen Bond Donor Count | 2PubChem |  
   | Hydrogen Bond Acceptor Count | 2PubChem |  
   | Rotatable Bond Count | 0PubChem |  
   | Exact Mass | 161.048 g/molPubChem |  
   | Monoisotopic Mass | 161.048 g/molPubChem |  
   | Topological Polar Surface Area | 49.3 A^2PubChem |  
   | Heavy Atom Count | 12PubChem |  
   | Formal Charge | 0PubChem |  
   | Complexity | 235PubChem |  
   | Isotope Atom Count | 0PubChem |  
   | Defined Atom Stereocenter Count | 0PubChem |  
   | Undefined Atom Stereocenter Count | 0PubChem |  
   | Defined Bond Stereocenter Count | 0PubChem |  
   | Undefined Bond Stereocenter Count | 0PubChem |  
   | Covalently-Bonded Unit Count | 1PubChem | 
 | 
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| Biological Properties | 
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| Cellular Locations: | Not Available | 
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| Reactions: |  | 
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| Pathways: | 4-hydroxy-2(1H)-quinolone biosynthesisPWY-6661 
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| Spectra | 
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| Spectra: | Not Available | 
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| References | 
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| References: |  Gruber, J.D., Chen, W., Parnham, S., Beauchesne, K., Moeller, P., Zhang, Y.M. (2016). “The role of 2,4-dihydroxyquinoline (DHQ) in Pseudomonas aeruginosa pathogenicity." PeerJ. Pubmed: 26788419 
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| Synthesis Reference: | Not Available | 
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| Material Safety Data Sheet (MSDS) | Not Available | 
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| Links | 
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| External Links: |  | 
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