| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2013-06-18 18:49:44 UTC |
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| Update Date | 2023-02-21 17:30:09 UTC |
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| HMDB ID | HMDB0060680 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | 2-Amino-3-methylbenzoate |
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| Description | 2-Amino-3-methylbenzoate belongs to the class of organic compounds known as aminobenzoic acids. These are benzoic acids containing an amine group attached to the benzene moiety. 2-Amino-3-methylbenzoate is a metabolite of lidocaine. Lidocaine is used topically to relieve itching, burning and pain from skin inflammations, injected as a dental anesthetic or as a local anesthetic for minor surgery. 2-Amino-3-methylbenzoate is a moderately basic compound (based on its pKa). In humans, 2-amino-3-methylbenzoate is involved in lidocaine (local anaesthetic) metabolism pathway. Lidocaine, Xylocaine, or lignocaine is a common local anesthetic and antiarrhythmic drug. |
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| Structure | InChI=1S/C8H9NO2/c1-5-3-2-4-6(7(5)9)8(10)11/h2-4H,9H2,1H3,(H,10,11) |
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| Synonyms | | Value | Source |
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| 2-Amino-3-methylbenzoic acid | Generator | | 2-Amino-3-methylbenzoic acid, monopotassium salt | HMDB |
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| Chemical Formula | C8H9NO2 |
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| Average Molecular Weight | 151.1626 |
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| Monoisotopic Molecular Weight | 151.063328537 |
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| IUPAC Name | 2-amino-3-methylbenzoic acid |
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| Traditional Name | 2-amino-3-methylbenzoic acid |
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| CAS Registry Number | Not Available |
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| SMILES | CC1=C(N)C(=CC=C1)C(O)=O |
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| InChI Identifier | InChI=1S/C8H9NO2/c1-5-3-2-4-6(7(5)9)8(10)11/h2-4H,9H2,1H3,(H,10,11) |
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| InChI Key | WNAJXPYVTFYEST-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as aminobenzoic acids. These are benzoic acids containing an amine group attached to the benzene moiety. |
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| Kingdom | Organic compounds |
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| Super Class | Benzenoids |
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| Class | Benzene and substituted derivatives |
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| Sub Class | Benzoic acids and derivatives |
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| Direct Parent | Aminobenzoic acids |
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| Alternative Parents | |
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| Substituents | - Aminobenzoic acid
- Benzoic acid
- Benzoyl
- Aminotoluene
- Aniline or substituted anilines
- Toluene
- Vinylogous amide
- Amino acid or derivatives
- Amino acid
- Carboxylic acid derivative
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Amine
- Organonitrogen compound
- Organooxygen compound
- Primary amine
- Hydrocarbon derivative
- Organic oxide
- Organopnictogen compound
- Organic oxygen compound
- Organic nitrogen compound
- Aromatic homomonocyclic compound
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| Molecular Framework | Aromatic homomonocyclic 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 | |
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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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| 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. | 2.76 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 10.7008 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.32 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1064.3 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 341.1 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 100.6 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 210.5 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 60.1 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 299.8 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 | 420.8 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 114.5 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 809.2 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 295.6 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 | 962.2 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 241.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 336.6 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 398.1 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 202.9 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 | 163.8 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 2-Amino-3-methylbenzoate,1TMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C)=C1N | 1542.8 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,1TMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N[Si](C)(C)C | 1667.8 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C)=C1N[Si](C)(C)C | 1679.1 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C)=C1N[Si](C)(C)C | 1681.4 | Standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C)=C1N[Si](C)(C)C | 1862.0 | Standard polar | 33892256 | | 2-Amino-3-methylbenzoate,2TMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N([Si](C)(C)C)[Si](C)(C)C | 1696.3 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N([Si](C)(C)C)[Si](C)(C)C | 1797.2 | Standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N([Si](C)(C)C)[Si](C)(C)C | 1889.9 | Standard polar | 33892256 | | 2-Amino-3-methylbenzoate,3TMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C)=C1N([Si](C)(C)C)[Si](C)(C)C | 1677.9 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,3TMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C)=C1N([Si](C)(C)C)[Si](C)(C)C | 1795.9 | Standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,3TMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C)=C1N([Si](C)(C)C)[Si](C)(C)C | 1769.8 | Standard polar | 33892256 | | 2-Amino-3-methylbenzoate,1TBDMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1N | 1812.5 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,1TBDMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N[Si](C)(C)C(C)(C)C | 1921.2 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TBDMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1N[Si](C)(C)C(C)(C)C | 2142.6 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TBDMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1N[Si](C)(C)C(C)(C)C | 2063.2 | Standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TBDMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1N[Si](C)(C)C(C)(C)C | 2151.9 | Standard polar | 33892256 | | 2-Amino-3-methylbenzoate,2TBDMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2150.2 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TBDMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2170.4 | Standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,2TBDMS,isomer #2 | CC1=CC=CC(C(=O)O)=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2118.6 | Standard polar | 33892256 | | 2-Amino-3-methylbenzoate,3TBDMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2365.3 | Semi standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,3TBDMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2346.5 | Standard non polar | 33892256 | | 2-Amino-3-methylbenzoate,3TBDMS,isomer #1 | CC1=CC=CC(C(=O)O[Si](C)(C)C(C)(C)C)=C1N([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2174.0 | 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-Amino-3-methylbenzoate GC-MS (Non-derivatized) - 70eV, Positive | splash10-0zgi-2900000000-850bf9aebbdb2215625a | 2017-09-20 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Amino-3-methylbenzoate GC-MS (1 TMS) - 70eV, Positive | splash10-00di-9430000000-444c97d9fdf9de5523c7 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 2-Amino-3-methylbenzoate 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-Amino-3-methylbenzoate 10V, Positive-QTOF | splash10-0f8i-0900000000-6aa89ff37c1963b764f2 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 20V, Positive-QTOF | splash10-053r-0900000000-d5c760bf6e946dce9334 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 40V, Positive-QTOF | splash10-00mx-9200000000-8d2b903d9723d9ab08d2 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 10V, Negative-QTOF | splash10-0pb9-0900000000-55ce4a590992fbc502bb | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 20V, Negative-QTOF | splash10-0a4i-0900000000-5bf66656437913693d51 | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 40V, Negative-QTOF | splash10-0a4i-1900000000-7e483eaf361150d1847e | 2017-10-06 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 10V, Positive-QTOF | splash10-001i-0900000000-1c86afb083f69d3378b9 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 20V, Positive-QTOF | splash10-053r-0900000000-5a25ee06196bd8e1e861 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 40V, Positive-QTOF | splash10-0a6r-9400000000-f96eb846e269b1e11b3a | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 10V, Negative-QTOF | splash10-0a4i-0900000000-95c37ad0f0f4fd79f7e2 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 20V, Negative-QTOF | splash10-0a4i-0900000000-c4d0aae8972e54aa63d3 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 2-Amino-3-methylbenzoate 40V, Negative-QTOF | splash10-0a4i-3900000000-9f4d6d91e4f229266f96 | 2021-10-12 | 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 |
IR Spectra| Spectrum Type | Description | Deposition Date | Source | View |
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| Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M-H]-) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+H]+) | 2023-02-04 | FELIX lab | View Spectrum | | Predicted IR Spectrum | IR Ion Spectrum (Predicted IRIS Spectrum, Adduct: [M+Na]+) | 2023-02-04 | FELIX lab | View Spectrum |
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