| Record Information |
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| Version | 5.0 |
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| Status | Detected but not Quantified |
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| Creation Date | 2021-09-10 22:08:16 UTC |
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| Update Date | 2021-10-01 18:30:48 UTC |
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| HMDB ID | HMDB0245025 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | 2-Aminopurine |
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| Description | 2-aminopurine, also known as 1H-purin-2-amine, belongs to the class of organic compounds known as purines and purine derivatives. These are aromatic heterocyclic compounds containing a purine moiety, which is formed a pyrimidine-ring ring fused to an imidazole ring. 2-aminopurine is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Based on a literature review a significant number of articles have been published on 2-aminopurine. This compound has been identified in human blood as reported by (PMID: 31557052 ). 2-aminopurine is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 2-Aminopurine 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 | InChI=1S/C5H5N5/c6-5-7-1-3-4(10-5)9-2-8-3/h1-2H,(H3,6,7,8,9,10) |
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| Synonyms | | Value | Source |
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| 1H-Purin-2-amine | ChEBI | | 2'-Amino-purine | ChEBI | | 2-Amino purine | ChEBI | | 2 Aminopurine | MeSH |
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| Chemical Formula | C5H5N5 |
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| Average Molecular Weight | 135.1267 |
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| Monoisotopic Molecular Weight | 135.054495185 |
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| IUPAC Name | 2,3-dihydro-1H-purin-2-imine |
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| Traditional Name | 2-aminopurine |
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| CAS Registry Number | Not Available |
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| SMILES | N=C1NC=C2N=CN=C2N1 |
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| InChI Identifier | InChI=1S/C5H5N5/c6-5-7-1-3-4(10-5)9-2-8-3/h1-2H,(H3,6,7,8,9,10) |
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| InChI Key | MWBWWFOAEOYUST-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as purines and purine derivatives. These are aromatic heterocyclic compounds containing a purine moiety, which is formed a pyrimidine-ring ring fused to an imidazole ring. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Imidazopyrimidines |
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| Sub Class | Purines and purine derivatives |
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| Direct Parent | Purines and purine derivatives |
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| Alternative Parents | |
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| Substituents | - Purine
- Pyrimidine
- Heteroaromatic compound
- Imidazole
- Azole
- Azacycle
- Organic nitrogen compound
- Organopnictogen compound
- Hydrocarbon derivative
- 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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| 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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| Predicted by Siyang on May 30, 2022 | 8.8215 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 3.92 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 851.2 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 325.5 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 42.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 195.7 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 98.7 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 282.4 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 | 291.9 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 256.0 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 565.9 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 118.3 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 | 703.5 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 159.3 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 195.5 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 395.7 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 283.4 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 | 240.9 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 2-Aminopurine,1TMS,isomer #1 | C[Si](C)(C)N=C1[NH]C=C2N=CN=C2[NH]1 | 1743.0 | Semi standard non polar | 33892256 | | 2-Aminopurine,1TMS,isomer #1 | C[Si](C)(C)N=C1[NH]C=C2N=CN=C2[NH]1 | 1816.8 | Standard non polar | 33892256 | | 2-Aminopurine,1TMS,isomer #1 | C[Si](C)(C)N=C1[NH]C=C2N=CN=C2[NH]1 | 2820.3 | Standard polar | 33892256 | | 2-Aminopurine,1TMS,isomer #2 | C[Si](C)(C)N1C=C2N=CN=C2[NH]C1=N | 1963.4 | Semi standard non polar | 33892256 | | 2-Aminopurine,1TMS,isomer #2 | C[Si](C)(C)N1C=C2N=CN=C2[NH]C1=N | 1831.9 | Standard non polar | 33892256 | | 2-Aminopurine,1TMS,isomer #2 | C[Si](C)(C)N1C=C2N=CN=C2[NH]C1=N | 2892.5 | Standard polar | 33892256 | | 2-Aminopurine,1TMS,isomer #3 | C[Si](C)(C)N1C2=NC=NC2=C[NH]C1=N | 1844.1 | Semi standard non polar | 33892256 | | 2-Aminopurine,1TMS,isomer #3 | C[Si](C)(C)N1C2=NC=NC2=C[NH]C1=N | 1801.3 | Standard non polar | 33892256 | | 2-Aminopurine,1TMS,isomer #3 | C[Si](C)(C)N1C2=NC=NC2=C[NH]C1=N | 2870.3 | Standard polar | 33892256 | | 2-Aminopurine,2TMS,isomer #1 | C[Si](C)(C)N=C1[NH]C2=NC=NC2=CN1[Si](C)(C)C | 1897.0 | Semi standard non polar | 33892256 | | 2-Aminopurine,2TMS,isomer #1 | C[Si](C)(C)N=C1[NH]C2=NC=NC2=CN1[Si](C)(C)C | 1952.1 | Standard non polar | 33892256 | | 2-Aminopurine,2TMS,isomer #1 | C[Si](C)(C)N=C1[NH]C2=NC=NC2=CN1[Si](C)(C)C | 2628.1 | Standard polar | 33892256 | | 2-Aminopurine,2TMS,isomer #2 | C[Si](C)(C)N=C1[NH]C=C2N=CN=C2N1[Si](C)(C)C | 1820.4 | Semi standard non polar | 33892256 | | 2-Aminopurine,2TMS,isomer #2 | C[Si](C)(C)N=C1[NH]C=C2N=CN=C2N1[Si](C)(C)C | 1933.4 | Standard non polar | 33892256 | | 2-Aminopurine,2TMS,isomer #2 | C[Si](C)(C)N=C1[NH]C=C2N=CN=C2N1[Si](C)(C)C | 2590.2 | Standard polar | 33892256 | | 2-Aminopurine,2TMS,isomer #3 | C[Si](C)(C)N1C=C2N=CN=C2N([Si](C)(C)C)C1=N | 1920.2 | Semi standard non polar | 33892256 | | 2-Aminopurine,2TMS,isomer #3 | C[Si](C)(C)N1C=C2N=CN=C2N([Si](C)(C)C)C1=N | 1922.6 | Standard non polar | 33892256 | | 2-Aminopurine,2TMS,isomer #3 | C[Si](C)(C)N1C=C2N=CN=C2N([Si](C)(C)C)C1=N | 2637.0 | Standard polar | 33892256 | | 2-Aminopurine,3TMS,isomer #1 | C[Si](C)(C)N=C1N([Si](C)(C)C)C=C2N=CN=C2N1[Si](C)(C)C | 1992.5 | Semi standard non polar | 33892256 | | 2-Aminopurine,3TMS,isomer #1 | C[Si](C)(C)N=C1N([Si](C)(C)C)C=C2N=CN=C2N1[Si](C)(C)C | 2030.4 | Standard non polar | 33892256 | | 2-Aminopurine,3TMS,isomer #1 | C[Si](C)(C)N=C1N([Si](C)(C)C)C=C2N=CN=C2N1[Si](C)(C)C | 2379.2 | Standard polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1[NH]C=C2N=CN=C2[NH]1 | 2012.1 | Semi standard non polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1[NH]C=C2N=CN=C2[NH]1 | 2023.5 | Standard non polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1[NH]C=C2N=CN=C2[NH]1 | 2920.3 | Standard polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C=C2N=CN=C2[NH]C1=N | 2167.1 | Semi standard non polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C=C2N=CN=C2[NH]C1=N | 1991.5 | Standard non polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N1C=C2N=CN=C2[NH]C1=N | 2936.4 | Standard polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N1C2=NC=NC2=C[NH]C1=N | 2091.3 | Semi standard non polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N1C2=NC=NC2=C[NH]C1=N | 1968.0 | Standard non polar | 33892256 | | 2-Aminopurine,1TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N1C2=NC=NC2=C[NH]C1=N | 2908.3 | Standard polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1[NH]C2=NC=NC2=CN1[Si](C)(C)C(C)(C)C | 2321.3 | Semi standard non polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1[NH]C2=NC=NC2=CN1[Si](C)(C)C(C)(C)C | 2354.2 | Standard non polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1[NH]C2=NC=NC2=CN1[Si](C)(C)C(C)(C)C | 2718.7 | Standard polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C1[NH]C=C2N=CN=C2N1[Si](C)(C)C(C)(C)C | 2270.2 | Semi standard non polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C1[NH]C=C2N=CN=C2N1[Si](C)(C)C(C)(C)C | 2342.6 | Standard non polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #2 | CC(C)(C)[Si](C)(C)N=C1[NH]C=C2N=CN=C2N1[Si](C)(C)C(C)(C)C | 2668.1 | Standard polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N1C=C2N=CN=C2N([Si](C)(C)C(C)(C)C)C1=N | 2341.8 | Semi standard non polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N1C=C2N=CN=C2N([Si](C)(C)C(C)(C)C)C1=N | 2327.9 | Standard non polar | 33892256 | | 2-Aminopurine,2TBDMS,isomer #3 | CC(C)(C)[Si](C)(C)N1C=C2N=CN=C2N([Si](C)(C)C(C)(C)C)C1=N | 2689.1 | Standard polar | 33892256 | | 2-Aminopurine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1N([Si](C)(C)C(C)(C)C)C=C2N=CN=C2N1[Si](C)(C)C(C)(C)C | 2524.8 | Semi standard non polar | 33892256 | | 2-Aminopurine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1N([Si](C)(C)C(C)(C)C)C=C2N=CN=C2N1[Si](C)(C)C(C)(C)C | 2686.7 | Standard non polar | 33892256 | | 2-Aminopurine,3TBDMS,isomer #1 | CC(C)(C)[Si](C)(C)N=C1N([Si](C)(C)C(C)(C)C)C=C2N=CN=C2N1[Si](C)(C)C(C)(C)C | 2568.4 | Standard 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 - 2-Aminopurine GC-MS (1 TMS) - 70eV, Positive | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine GC-MS (1 TMS) - 70eV, Positive | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine GC-MS (1 TMS) - 70eV, Positive | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine GC-MS (2 TMS) - 70eV, Positive | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine GC-MS (2 TMS) - 70eV, Positive | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine GC-MS (2 TMS) - 70eV, Positive | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine GC-MS (3 TMS) - 70eV, Positive | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine GC-MS (Non-derivatized) - 70eV, Positive | splash10-052r-5900000000-f54dbf15657fbe19ea84 | 2021-09-24 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Aminopurine 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 - 2-Aminopurine 10V, Positive-QTOF | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 20V, Positive-QTOF | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 40V, Positive-QTOF | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 10V, Negative-QTOF | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 20V, Negative-QTOF | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 40V, Negative-QTOF | Not Available | 2020-06-30 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 10V, Positive-QTOF | splash10-000i-0900000000-c1ee2199364d0258bae1 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 20V, Positive-QTOF | splash10-000i-0900000000-5c45352d5df81c74189a | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 40V, Positive-QTOF | splash10-0apu-9300000000-be879c1905cfbd44d6c6 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 10V, Negative-QTOF | splash10-001i-0900000000-f69382028826abe57580 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 20V, Negative-QTOF | splash10-001i-0900000000-16ba32b77563d002c325 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Aminopurine 40V, Negative-QTOF | splash10-0a5c-9400000000-fc9d35094846175398c9 | 2021-10-12 | Wishart Lab | View Spectrum |
NMR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted 1D NMR | 13C NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 100 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 1000 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 200 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 300 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 400 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 500 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 600 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 700 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 800 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 13C NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted 1D NMR | 1H NMR Spectrum (1D, 900 MHz, D2O, predicted) | 2021-10-12 | Wishart Lab | View Spectrum |
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