| 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 07:23:18 UTC |
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| Update Date | 2021-09-26 23:01:49 UTC |
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| HMDB ID | HMDB0250384 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | 6-Cyano-7-nitroquinoxaline-2,3-dione |
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| Description | 6-Cyano-7-nitroquinoxaline-2,3-dione, also known as 6 cyano 2,3 dihydroxy 7 nitroquinoxaline, belongs to the class of organic compounds known as quinoxalines. Quinoxalines are compounds containing a quinoxaline moiety, a bicyclic heterocycle made up of a benzene ring fused to a pyrazine ring. Based on a literature review a significant number of articles have been published on 6-Cyano-7-nitroquinoxaline-2,3-dione. This compound has been identified in human blood as reported by (PMID: 31557052 ). 6-cyano-7-nitroquinoxaline-2,3-dione is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 6-Cyano-7-nitroquinoxaline-2,3-dione 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 | [O-][N+](=O)C1=CC2=C(NC(=O)C(=O)N2)C=C1C#N InChI=1S/C9H4N4O4/c10-3-4-1-5-6(2-7(4)13(16)17)12-9(15)8(14)11-5/h1-2H,(H,11,14)(H,12,15) |
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| Synonyms | | Value | Source |
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| 1,4-Dihydro-2,3-dihydroxy-7-nitro-6-quinoxalinecarbonitrile | HMDB | | 6 Cyano 2,3 dihydroxy 7 nitroquinoxaline | HMDB | | 6 Cyano 7 nitroquinoxaline 2,3 dione | HMDB | | 6-Cyano-2,3-dihydroxy-7-nitroquinoxaline | HMDB | | 6-Cyano-7-nitroquinoxaline-2,3-dione | KEGG |
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| Chemical Formula | C9H4N4O4 |
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| Average Molecular Weight | 232.155 |
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| Monoisotopic Molecular Weight | 232.023254625 |
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| IUPAC Name | 7-nitro-2,3-dioxo-1,2,3,4-tetrahydroquinoxaline-6-carbonitrile |
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| Traditional Name | CNQX |
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| CAS Registry Number | Not Available |
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| SMILES | [O-][N+](=O)C1=CC2=C(NC(=O)C(=O)N2)C=C1C#N |
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| InChI Identifier | InChI=1S/C9H4N4O4/c10-3-4-1-5-6(2-7(4)13(16)17)12-9(15)8(14)11-5/h1-2H,(H,11,14)(H,12,15) |
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| InChI Key | RPXVIAFEQBNEAX-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as quinoxalines. Quinoxalines are compounds containing a quinoxaline moiety, a bicyclic heterocycle made up of a benzene ring fused to a pyrazine ring. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Diazanaphthalenes |
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| Sub Class | Benzodiazines |
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| Direct Parent | Quinoxalines |
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| Alternative Parents | |
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| Substituents | - Quinoxaline
- Nitroaromatic compound
- Pyrazine
- Benzenoid
- Heteroaromatic compound
- Lactam
- C-nitro compound
- Organic nitro compound
- Carbonitrile
- Nitrile
- Organic oxoazanium
- Allyl-type 1,3-dipolar organic compound
- Propargyl-type 1,3-dipolar organic compound
- Organic 1,3-dipolar compound
- Azacycle
- Organooxygen compound
- Organopnictogen compound
- Organic oxide
- Hydrocarbon derivative
- Organic nitrogen compound
- Organic oxygen compound
- Organonitrogen compound
- Aromatic heteropolycyclic compound
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| Molecular Framework | Aromatic heteropolycyclic 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 | 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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| Predicted by Siyang on May 30, 2022 | 10.3978 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 4.44 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1138.9 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 351.1 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 103.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 204.7 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 66.2 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 303.2 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 | 425.8 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 108.5 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 752.1 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 338.3 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 | 989.9 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 263.3 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 312.1 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 530.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 315.7 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 | 176.7 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 6-Cyano-7-nitroquinoxaline-2,3-dione,1TMS,isomer #1 | C[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2410.3 | Semi standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TMS,isomer #1 | C[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2275.7 | Standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TMS,isomer #1 | C[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 3500.1 | Standard polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TMS,isomer #2 | C[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC(C#N)=C([N+](=O)[O-])C=C21 | 2363.9 | Semi standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TMS,isomer #2 | C[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC(C#N)=C([N+](=O)[O-])C=C21 | 2267.8 | Standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TMS,isomer #2 | C[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC(C#N)=C([N+](=O)[O-])C=C21 | 3491.1 | Standard polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,2TMS,isomer #1 | C[Si](C)(C)N1C(=O)C(=O)N([Si](C)(C)C)C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2548.0 | Semi standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,2TMS,isomer #1 | C[Si](C)(C)N1C(=O)C(=O)N([Si](C)(C)C)C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2433.8 | Standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,2TMS,isomer #1 | C[Si](C)(C)N1C(=O)C(=O)N([Si](C)(C)C)C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 3099.3 | Standard polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2583.8 | Semi standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2506.1 | Standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 3469.3 | Standard polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC(C#N)=C([N+](=O)[O-])C=C21 | 2554.3 | Semi standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC(C#N)=C([N+](=O)[O-])C=C21 | 2498.3 | Standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)[NH]C2=CC(C#N)=C([N+](=O)[O-])C=C21 | 3466.8 | Standard polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)N([Si](C)(C)C(C)(C)C)C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2866.8 | Semi standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)N([Si](C)(C)C(C)(C)C)C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 2887.4 | Standard non polar | 33892256 | | 6-Cyano-7-nitroquinoxaline-2,3-dione,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N1C(=O)C(=O)N([Si](C)(C)C(C)(C)C)C2=CC([N+](=O)[O-])=C(C#N)C=C21 | 3138.6 | Standard polar | 33892256 |
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