| 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 14:35:42 UTC |
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| Update Date | 2021-09-26 23:09:34 UTC |
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| HMDB ID | HMDB0255061 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | N-Acetyl-S-benzyl-L-cysteine |
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| Description | N-Acetyl-S-benzyl-L-cysteine belongs to the class of organic compounds known as n-acyl-alpha amino acids. N-acyl-alpha amino acids are compounds containing an alpha amino acid which bears an acyl group at its terminal nitrogen atom. Based on a literature review a small amount of articles have been published on N-Acetyl-S-benzyl-L-cysteine. This compound has been identified in human blood as reported by (PMID: 31557052 ). N-acetyl-s-benzyl-l-cysteine is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically N-Acetyl-S-benzyl-L-cysteine 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 | CC(=O)NC(CSCC1=CC=CC=C1)C(O)=O InChI=1S/C12H15NO3S/c1-9(14)13-11(12(15)16)8-17-7-10-5-3-2-4-6-10/h2-6,11H,7-8H2,1H3,(H,13,14)(H,15,16) |
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| Synonyms | Not Available |
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| Chemical Formula | C12H15NO3S |
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| Average Molecular Weight | 253.32 |
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| Monoisotopic Molecular Weight | 253.077264521 |
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| IUPAC Name | 3-(benzylsulfanyl)-2-acetamidopropanoic acid |
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| Traditional Name | 3-(benzylsulfanyl)-2-acetamidopropanoic acid |
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| CAS Registry Number | Not Available |
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| SMILES | CC(=O)NC(CSCC1=CC=CC=C1)C(O)=O |
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| InChI Identifier | InChI=1S/C12H15NO3S/c1-9(14)13-11(12(15)16)8-17-7-10-5-3-2-4-6-10/h2-6,11H,7-8H2,1H3,(H,13,14)(H,15,16) |
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| InChI Key | BJUXDERNWYKSIQ-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as n-acyl-alpha amino acids. N-acyl-alpha amino acids are compounds containing an alpha amino acid which bears an acyl group at its terminal nitrogen atom. |
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| Kingdom | Organic compounds |
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| Super Class | Organic acids and derivatives |
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| Class | Carboxylic acids and derivatives |
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| Sub Class | Amino acids, peptides, and analogues |
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| Direct Parent | N-acyl-alpha amino acids |
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| Alternative Parents | |
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| Substituents | - N-acyl-alpha-amino acid
- Cysteine or derivatives
- Monocyclic benzene moiety
- Benzenoid
- Acetamide
- Carboxamide group
- Secondary carboxylic acid amide
- Carboxylic acid
- Monocarboxylic acid or derivatives
- Thioether
- Sulfenyl compound
- Dialkylthioether
- Organosulfur compound
- Organooxygen compound
- Organonitrogen compound
- Organopnictogen compound
- Organic nitrogen compound
- Organic oxide
- Carbonyl group
- Organic oxygen compound
- Hydrocarbon derivative
- Aromatic homomonocyclic compound
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| Molecular Framework | Aromatic homomonocyclic 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 Retention Times Underivatized| Chromatographic Method | Retention Time | Reference |
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| Predicted by Siyang on May 30, 2022 | 11.2435 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.39 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1738.5 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 298.3 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 128.7 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 178.5 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 100.5 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 409.7 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 | 580.5 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 106.2 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 900.6 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 409.2 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 | 1231.0 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 268.1 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 312.2 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 329.4 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 181.8 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 | 60.4 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| N-Acetyl-S-benzyl-L-cysteine,2TMS,isomer #1 | CC(=O)N(C(CSCC1=CC=CC=C1)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 2188.1 | Semi standard non polar | 33892256 | | N-Acetyl-S-benzyl-L-cysteine,2TMS,isomer #1 | CC(=O)N(C(CSCC1=CC=CC=C1)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 2110.1 | Standard non polar | 33892256 | | N-Acetyl-S-benzyl-L-cysteine,2TMS,isomer #1 | CC(=O)N(C(CSCC1=CC=CC=C1)C(=O)O[Si](C)(C)C)[Si](C)(C)C | 2543.3 | Standard polar | 33892256 | | N-Acetyl-S-benzyl-L-cysteine,2TBDMS,isomer #1 | CC(=O)N(C(CSCC1=CC=CC=C1)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2662.9 | Semi standard non polar | 33892256 | | N-Acetyl-S-benzyl-L-cysteine,2TBDMS,isomer #1 | CC(=O)N(C(CSCC1=CC=CC=C1)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2526.6 | Standard non polar | 33892256 | | N-Acetyl-S-benzyl-L-cysteine,2TBDMS,isomer #1 | CC(=O)N(C(CSCC1=CC=CC=C1)C(=O)O[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C | 2786.0 | Standard polar | 33892256 |
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