Record Information |
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Version | 5.0 |
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Status | Detected but not Quantified |
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Creation Date | 2021-09-11 00:08:30 UTC |
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Update Date | 2022-09-22 17:45:01 UTC |
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HMDB ID | HMDB0247128 |
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Secondary Accession Numbers | None |
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Metabolite Identification |
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Common Name | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine |
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Description | 6,7-dimethoxy-2-(piperazin-1-yl)-3,4-dihydroquinazolin-4-imine belongs to the class of organic compounds known as n-arylpiperazines. These are organic compounds containing a piperazine ring where the nitrogen ring atom carries an aryl group. Based on a literature review very few articles have been published on 6,7-dimethoxy-2-(piperazin-1-yl)-3,4-dihydroquinazolin-4-imine. This compound has been identified in human blood as reported by (PMID: 31557052 ). 6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources. |
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Structure | COC1=C(OC)C=C2C(=N)NC(=NC2=C1)N1CCNCC1 InChI=1S/C14H19N5O2/c1-20-11-7-9-10(8-12(11)21-2)17-14(18-13(9)15)19-5-3-16-4-6-19/h7-8,16H,3-6H2,1-2H3,(H2,15,17,18) |
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Synonyms | Value | Source |
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Aminodimethoxyquinazolinylpiperazine (piperazine derivative OF terazosin) | ChEMBL | 2-(1-Piperazinyl)-4-amino-6,7-dimethoxyquinazoline | MeSH | 2-PADQZ | MeSH | 2-(1-Piperazinyl)-4-amino-6,7-dimethoxyquinazoline monohydrochloride | MeSH | 2-(1-Piperazinyl)-4-amino-6,7-dimethoxyquinazoline dihydrochloride | MeSH | 2-Piperazine-4-amino-6, 7-dimethoxyquinazoline | MeSH |
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Chemical Formula | C14H19N5O2 |
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Average Molecular Weight | 289.333 |
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Monoisotopic Molecular Weight | 289.153874877 |
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IUPAC Name | 6,7-dimethoxy-2-(piperazin-1-yl)-3,4-dihydroquinazolin-4-imine |
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Traditional Name | 6,7-dimethoxy-2-(piperazin-1-yl)-3H-quinazolin-4-imine |
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CAS Registry Number | Not Available |
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SMILES | COC1=C(OC)C=C2C(=N)NC(=NC2=C1)N1CCNCC1 |
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InChI Identifier | InChI=1S/C14H19N5O2/c1-20-11-7-9-10(8-12(11)21-2)17-14(18-13(9)15)19-5-3-16-4-6-19/h7-8,16H,3-6H2,1-2H3,(H2,15,17,18) |
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InChI Key | APKHJGDGWQDBGM-UHFFFAOYSA-N |
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Chemical Taxonomy |
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Description | Belongs to the class of organic compounds known as n-arylpiperazines. These are organic compounds containing a piperazine ring where the nitrogen ring atom carries an aryl group. |
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Kingdom | Organic compounds |
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Super Class | Organoheterocyclic compounds |
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Class | Diazinanes |
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Sub Class | Piperazines |
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Direct Parent | N-arylpiperazines |
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Alternative Parents | |
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Substituents | - N-arylpiperazine
- Quinazolinamine
- Diazanaphthalene
- Quinazoline
- Anisole
- Dialkylarylamine
- Alkyl aryl ether
- Aminopyrimidine
- Pyrimidine
- Imidolactam
- Benzenoid
- Heteroaromatic compound
- Secondary aliphatic amine
- Ether
- Azacycle
- Secondary amine
- Organooxygen compound
- Organonitrogen compound
- Amine
- Organic nitrogen compound
- Primary amine
- Hydrocarbon derivative
- Organic oxygen compound
- Organopnictogen compound
- Aromatic heteropolycyclic compound
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Molecular Framework | Aromatic heteropolycyclic compounds |
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External Descriptors | Not Available |
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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 | Not Available |
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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 | Not Available | Not Available | LogP | Not Available | Not Available |
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Experimental Chromatographic Properties | Not Available |
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Predicted Molecular Properties | |
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Predicted Chromatographic Properties | Predicted Collision Cross SectionsPredicted Kovats Retention IndicesUnderivatizedDerivatizedDerivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)[NH]C(N1CCNCC1)=N2 | 2752.5 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)[NH]C(N1CCNCC1)=N2 | 2695.8 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)[NH]C(N1CCNCC1)=N2 | 4381.2 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C)C(N1CCNCC1)=N2 | 2829.8 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C)C(N1CCNCC1)=N2 | 2608.1 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C)C(N1CCNCC1)=N2 | 4418.5 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)[NH]C(N1CCN([Si](C)(C)C)CC1)=N2 | 2960.7 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)[NH]C(N1CCN([Si](C)(C)C)CC1)=N2 | 2864.2 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)[NH]C(N1CCN([Si](C)(C)C)CC1)=N2 | 4262.4 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)[NH]C(N1CCN([Si](C)(C)C)CC1)=N2 | 2872.1 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)[NH]C(N1CCN([Si](C)(C)C)CC1)=N2 | 2954.8 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)[NH]C(N1CCN([Si](C)(C)C)CC1)=N2 | 4066.5 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)N([Si](C)(C)C)C(N1CCNCC1)=N2 | 2781.4 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)N([Si](C)(C)C)C(N1CCNCC1)=N2 | 2673.2 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)N([Si](C)(C)C)C(N1CCNCC1)=N2 | 4064.4 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C)C(N1CCN([Si](C)(C)C)CC1)=N2 | 2900.7 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C)C(N1CCN([Si](C)(C)C)CC1)=N2 | 2886.3 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C)C(N1CCN([Si](C)(C)C)CC1)=N2 | 4084.1 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,3TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)N([Si](C)(C)C)C(N1CCN([Si](C)(C)C)CC1)=N2 | 2904.3 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,3TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)N([Si](C)(C)C)C(N1CCN([Si](C)(C)C)CC1)=N2 | 2915.8 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,3TMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C)N([Si](C)(C)C)C(N1CCN([Si](C)(C)C)CC1)=N2 | 3779.2 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)[NH]C(N1CCNCC1)=N2 | 2950.3 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)[NH]C(N1CCNCC1)=N2 | 2923.2 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)[NH]C(N1CCNCC1)=N2 | 4389.4 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C(C)(C)C)C(N1CCNCC1)=N2 | 2954.0 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C(C)(C)C)C(N1CCNCC1)=N2 | 2798.5 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C(C)(C)C)C(N1CCNCC1)=N2 | 4348.0 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)[NH]C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3155.7 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)[NH]C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3055.8 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,1TBDMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)[NH]C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 4434.2 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)[NH]C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3235.6 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)[NH]C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3387.6 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)[NH]C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 4150.7 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C(N1CCNCC1)=N2 | 3128.1 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C(N1CCNCC1)=N2 | 3068.5 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #2 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C(N1CCNCC1)=N2 | 4004.5 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C(C)(C)C)C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3264.2 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C(C)(C)C)C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3266.8 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,2TBDMS,isomer #3 | COC1=CC2=C(C=C1OC)C(=N)N([Si](C)(C)C(C)(C)C)C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 4107.7 | Standard polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,3TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3443.0 | Semi standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,3TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3496.0 | Standard non polar | 33892256 | 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine,3TBDMS,isomer #1 | COC1=CC2=C(C=C1OC)C(=N[Si](C)(C)C(C)(C)C)N([Si](C)(C)C(C)(C)C)C(N1CCN([Si](C)(C)C(C)(C)C)CC1)=N2 | 3903.0 | Standard polar | 33892256 |
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| GC-MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Predicted GC-MS | Predicted GC-MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine GC-MS (Non-derivatized) - 70eV, Positive | splash10-00gj-2790000000-0bba7071a827ca26c72e | 2021-09-24 | Wishart Lab | View Spectrum | Predicted GC-MS | Predicted GC-MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | View Spectrum |
MS/MS SpectraSpectrum Type | Description | Splash Key | Deposition Date | Source | View |
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Experimental LC-MS/MS | LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 50V, Positive-QTOF | splash10-000y-0090000000-bb9cf12d4616678d1e16 | 2021-09-20 | HMDB team, MONA | View Spectrum | Experimental LC-MS/MS | LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 50V, Positive-QTOF | splash10-000y-0090000000-953d3b59b24be1a8be37 | 2021-09-20 | HMDB team, MONA | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 10V, Positive-QTOF | splash10-0006-0090000000-321d2c1180cf411bda86 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 20V, Positive-QTOF | splash10-0006-0090000000-5ee8754905f7aa85a278 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 40V, Positive-QTOF | splash10-06dl-0190000000-8f4deb12cfb09a6ee36b | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 10V, Negative-QTOF | splash10-000i-0090000000-4118bfc2df3ad8c8d004 | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 20V, Negative-QTOF | splash10-000i-0090000000-a266b8304dcf438d43ff | 2021-10-12 | Wishart Lab | View Spectrum | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 6,7-Dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine 40V, Negative-QTOF | splash10-0ufv-0290000000-4f23d1cfe8ae6aa15ce2 | 2021-10-12 | Wishart Lab | View Spectrum |
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