| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-13 11:40:59 UTC |
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| Update Date | 2019-07-23 06:35:06 UTC |
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| HMDB ID | HMDB0041821 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Acetylisoniazid |
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| Description | Acetylisoniazid belongs to the class of organic compounds known as pyridinecarboxylic acids and derivatives. Pyridinecarboxylic acids and derivatives are compounds containing a pyridine ring bearing a carboxylic acid group or a derivative thereof. Acetylisoniazid is a primary metabolite. Primary metabolites are metabolically or physiologically essential metabolites. They are directly involved in an organism’s growth, development or reproduction. Based on a literature review very few articles have been published on Acetylisoniazid. |
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| Structure | InChI=1S/C8H9N3O2/c1-6(12)10-11-8(13)7-2-4-9-5-3-7/h2-5H,1H3,(H,10,12)(H,11,13) |
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| Synonyms | | Value | Source |
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| (N)1-Acetylisoniazid | ChEBI | | 1-Acetyl-2-isonicotinoylhydrazine | ChEBI | | Acetyl isoniazid | ChEBI | | N-Acetyl-n'-isonicotinoylhydrazine | ChEBI | | N-Acetylisoniazid | ChEBI | | N-Acetylisonicotinylhydrazide | ChEBI | | N'-acetylpyridine-4-carbohydrazide | HMDB | | (N)1-Acetylisoniazid monohydrochloride | HMDB | | Acetylisoniazid | ChEBI |
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| Chemical Formula | C8H9N3O2 |
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| Average Molecular Weight | 179.176 |
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| Monoisotopic Molecular Weight | 179.069476547 |
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| IUPAC Name | N-(pyridine-4-carbonyl)ethanehydrazonic acid |
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| Traditional Name | acetylisoniazid |
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| CAS Registry Number | 1078-38-2 |
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| SMILES | CC(O)=NNC(=O)C1=CC=NC=C1 |
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| InChI Identifier | InChI=1S/C8H9N3O2/c1-6(12)10-11-8(13)7-2-4-9-5-3-7/h2-5H,1H3,(H,10,12)(H,11,13) |
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| InChI Key | CVBGNAKQQUWBQV-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as pyridinecarboxylic acids and derivatives. Pyridinecarboxylic acids and derivatives are compounds containing a pyridine ring bearing a carboxylic acid group or a derivative thereof. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Pyridines and derivatives |
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| Sub Class | Pyridinecarboxylic acids and derivatives |
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| Direct Parent | Pyridinecarboxylic acids and derivatives |
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| Alternative Parents | |
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| Substituents | - Pyridine carboxylic acid or derivatives
- Heteroaromatic compound
- Azacycle
- Carboxylic acid derivative
- Organic nitrogen compound
- Organic oxygen compound
- Organopnictogen compound
- Organic oxide
- Hydrocarbon derivative
- Organooxygen compound
- Organonitrogen compound
- Aromatic heteromonocyclic compound
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| Molecular Framework | Aromatic heteromonocyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Not Available | 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 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. | 1.88 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 9.3312 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 3.29 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 72.0 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1103.5 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 278.5 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 70.2 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 158.3 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 38.8 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 239.6 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 | 373.4 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 117.7 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 588.7 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 41.8 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 | 962.3 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 168.6 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 180.1 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 578.4 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 244.6 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 | 161.4 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| Acetylisoniazid,1TMS,isomer #1 | CC(=NNC(=O)C1=CC=NC=C1)O[Si](C)(C)C | 1823.2 | Semi standard non polar | 33892256 | | Acetylisoniazid,1TMS,isomer #2 | CC(O)=NN(C(=O)C1=CC=NC=C1)[Si](C)(C)C | 1800.5 | Semi standard non polar | 33892256 | | Acetylisoniazid,2TMS,isomer #1 | CC(=NN(C(=O)C1=CC=NC=C1)[Si](C)(C)C)O[Si](C)(C)C | 1771.2 | Semi standard non polar | 33892256 | | Acetylisoniazid,2TMS,isomer #1 | CC(=NN(C(=O)C1=CC=NC=C1)[Si](C)(C)C)O[Si](C)(C)C | 1788.2 | Standard non polar | 33892256 | | Acetylisoniazid,1TBDMS,isomer #1 | CC(=NNC(=O)C1=CC=NC=C1)O[Si](C)(C)C(C)(C)C | 2044.6 | Semi standard non polar | 33892256 | | Acetylisoniazid,1TBDMS,isomer #2 | CC(O)=NN(C(=O)C1=CC=NC=C1)[Si](C)(C)C(C)(C)C | 1983.5 | Semi standard non polar | 33892256 | | Acetylisoniazid,2TBDMS,isomer #1 | CC(=NN(C(=O)C1=CC=NC=C1)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2181.7 | Semi standard non polar | 33892256 | | Acetylisoniazid,2TBDMS,isomer #1 | CC(=NN(C(=O)C1=CC=NC=C1)[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C | 2172.7 | Standard non polar | 33892256 |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Predicted GC-MS | Predicted GC-MS Spectrum - Acetylisoniazid GC-MS (Non-derivatized) - 70eV, Positive | splash10-0a4i-3900000000-5c9a49fca1347ce379b3 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Acetylisoniazid GC-MS (1 TMS) - 70eV, Positive | splash10-0abi-7920000000-aec72e6bb42ac1e86ba6 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Acetylisoniazid GC-MS (Non-derivatized) - 70eV, Positive | Not Available | 2021-10-12 | Wishart Lab | 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 - Acetylisoniazid 10V, Positive-QTOF | splash10-001i-0900000000-a3d1c5a0e5ebb2c97ae6 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 20V, Positive-QTOF | splash10-000i-0900000000-b85ff7e45abff69ec78d | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 40V, Positive-QTOF | splash10-0a4r-8900000000-681c8051d8867866f800 | 2016-06-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 10V, Negative-QTOF | splash10-004i-1900000000-1fd563df0fddf0565220 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 20V, Negative-QTOF | splash10-000i-2900000000-d949ad8af3a1a12d8815 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 40V, Negative-QTOF | splash10-004i-9400000000-36da48ad648b55fdbac6 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 10V, Negative-QTOF | splash10-004i-3900000000-9ecadad920c257e51e56 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 20V, Negative-QTOF | splash10-004i-9200000000-b40c808dd07605ed79a9 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 40V, Negative-QTOF | splash10-004i-9000000000-832bf8c26347108a5e17 | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 10V, Positive-QTOF | splash10-0a4i-0900000000-d4a7a493a9c66a84c747 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 20V, Positive-QTOF | splash10-0a4i-1900000000-647f8a4f62f24f4fd80c | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Acetylisoniazid 40V, Positive-QTOF | splash10-0059-9100000000-970318f02baa4e30444c | 2021-09-25 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-09-24 | Wishart Lab | View Spectrum |
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