| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2017-03-23 01:51:42 UTC |
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| Update Date | 2019-07-23 07:18:36 UTC |
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| HMDB ID | HMDB0062469 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Benzo[a]pyrene |
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| Description | Benzo[a]pyrene, also known as 3,4-Benzopyrene or 3,4-BP, is classified as a member of the Benzopyrenes. Benzopyrenes are organic compounds containing a benzene fused to a pyrene(benzo[def]phenanthrene) ring system. Benzo[a]pyrene is formally rated as a carcinogenic (IARC 1) potentially toxic compound. Benzo[a]pyrene is a crystalline, aromatic hydrocarbon consisting of five fused benzene rings and formed during the incomplete combustion of organic matter. Benzo[a]pyrene is primarily found in gasoline and diesel exhaust, cigarette smoke, coal tar and coal tar pitch, charcoal-broiled foods and certain other foods, amino acids, fatty acids and carbohydrate pyrolysis products, soot smoke, creosote oil, petroleum asphalt and shale oils. This substance is used only for research purposes. Benzo[a]pyrene is reasonably anticipated to be a human carcinogen (NCI05). Its diol epoxide metabolites (more commonly known as BPDE) react and bind to DNA, resulting in mutations and eventually cancer. It is listed as a Group 1 carcinogen by the IARC. In the 18th century a scrotal cancer of chimney sweepers, the chimney sweeps' carcinoma, was already connected to soot. [Wikipedia ] |
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| Structure | C1=CC=C2C(=C1)C=C1C=CC3=CC=CC4=CC=C2C1=C34 InChI=1S/C20H12/c1-2-7-17-15(4-1)12-16-9-8-13-5-3-6-14-10-11-18(17)20(16)19(13)14/h1-12H |
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| Synonyms | | Value | Source |
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| (b(a)p) | ChEBI | | 3,4-Benzopyrene | ChEBI | | 3,4-Benzpyrene | ChEBI | | 3,4-BP | ChEBI | | Benzo(a)pyrene | ChEBI | | Benzo[def]chrysene | ChEBI | | Benzpyrene | ChEBI | | BP | ChEBI | | 3,4 Benzpyrene | HMDB | | 3,4 Benzopyrene | HMDB |
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| Chemical Formula | C20H12 |
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| Average Molecular Weight | 252.3093 |
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| Monoisotopic Molecular Weight | 252.093900384 |
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| IUPAC Name | pentacyclo[10.6.2.0^{2,7}.0^{9,19}.0^{16,20}]icosa-1(18),2,4,6,8,10,12,14,16,19-decaene |
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| Traditional Name | pentacyclo[10.6.2.0^{2,7}.0^{9,19}.0^{16,20}]icosa-1(18),2,4,6,8,10,12,14,16,19-decaene |
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| CAS Registry Number | 50-32-8 |
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| SMILES | C1=CC=C2C(=C1)C=C1C=CC3=C4C(C=CC2=C14)=CC=C3 |
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| InChI Identifier | InChI=1S/C20H12/c1-2-7-17-15(4-1)12-16-9-8-13-5-3-6-14-10-11-18(17)20(16)19(13)14/h1-12H |
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| InChI Key | FMMWHPNWAFZXNH-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as benzopyrenes. These are organic compounds containing a benzene fused to a pyrene(benzo[def]phenanthrene) ring system. |
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| Kingdom | Organic compounds |
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| Super Class | Benzenoids |
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| Class | Pyrenes |
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| Sub Class | Benzopyrenes |
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| Direct Parent | Benzopyrenes |
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| Alternative Parents | |
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| Substituents | - Benzo-a-pyrene
- Chrysene
- Phenanthrene
- Anthracene
- Aromatic hydrocarbon
- Polycyclic hydrocarbon
- Unsaturated hydrocarbon
- Hydrocarbon
- Aromatic homopolycyclic compound
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| Molecular Framework | Aromatic homopolycyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Physiological effect | Not Available |
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| Disposition | |
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| Process | Not Available |
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| Role | |
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| Physical Properties |
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| State | Not Available |
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| Experimental Molecular Properties | | Property | Value | Reference |
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| Melting Point | Not Available | Not Available | | Boiling Point | Not Available | Not Available | | Water Solubility | 1.2e-06 g/l | ALOGPS | | LogP | 6.39 | ALOGPS |
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| Experimental Chromatographic Properties | Experimental Collision Cross Sections |
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| Predicted Molecular Properties | |
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| Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| 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. | 7.68 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 26.5208 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.96 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 3313.7 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 1037.7 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 406.5 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 699.2 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 715.5 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 1181.2 seconds | 40023050 | | BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid | 1444.2 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 140.6 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 2092.3 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 981.5 seconds | 40023050 | | UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid | 2710.5 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 783.3 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 829.0 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 1100.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 605.3 seconds | 40023050 | | Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water | 106.1 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental GC-MS | GC-MS Spectrum - Benzo[a]pyrene EI-B (Non-derivatized) | splash10-0udi-0590000000-6a1e4169eaee2450b6aa | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - Benzo[a]pyrene EI-B (Non-derivatized) | splash10-0udi-0390000000-d87401bcab72c45a1d87 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - Benzo[a]pyrene CI-B (Non-derivatized) | splash10-0udi-0090000000-aebdc23a6e4cb494681e | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - Benzo[a]pyrene EI-B (Non-derivatized) | splash10-0udi-0590000000-6a1e4169eaee2450b6aa | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - Benzo[a]pyrene EI-B (Non-derivatized) | splash10-0udi-0390000000-d87401bcab72c45a1d87 | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - Benzo[a]pyrene CI-B (Non-derivatized) | splash10-0udi-0090000000-aebdc23a6e4cb494681e | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Benzo[a]pyrene GC-MS (Non-derivatized) - 70eV, Positive | splash10-0udi-0090000000-4ed81317d745f20ae6d3 | 2017-09-20 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Benzo[a]pyrene GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum | | MS | Mass Spectrum (Electron Ionization) | splash10-0udi-0290000000-21f41e03667be1e6edca | 2014-09-20 | Not Available | View Spectrum |
MS/MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 10V, Positive-QTOF | splash10-0udi-0090000000-f612ac63f25ab09a3fb7 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 20V, Positive-QTOF | splash10-0udi-0090000000-da5273239d688cd66f49 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 40V, Positive-QTOF | splash10-0ufr-0090000000-fb6dcdd11a97e4d74479 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 10V, Negative-QTOF | splash10-0udi-0090000000-31f8cde7b8fb38348ad0 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 20V, Negative-QTOF | splash10-0udi-0090000000-31f8cde7b8fb38348ad0 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 40V, Negative-QTOF | splash10-0udi-0090000000-f5fc2a06e6c04b87e62f | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 10V, Negative-QTOF | splash10-0udi-0090000000-969da6c938a324fffb4f | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 20V, Negative-QTOF | splash10-0udi-0090000000-969da6c938a324fffb4f | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 40V, Negative-QTOF | splash10-0udi-0090000000-969da6c938a324fffb4f | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 10V, Positive-QTOF | splash10-0udi-0090000000-b5f9e841f69a96c6392a | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 20V, Positive-QTOF | splash10-0udi-0090000000-b5f9e841f69a96c6392a | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Benzo[a]pyrene 40V, Positive-QTOF | splash10-0udi-0090000000-d38a61935d2a229c0c1f | 2021-09-22 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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