| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2021-09-24 00:20:20 UTC |
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| Update Date | 2021-09-24 00:20:20 UTC |
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| HMDB ID | HMDB0303226 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | Ethyl isothiocyanate |
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| Description | Ethyl isothiocyanate, also known as eitc or isothiocyanic acid, ethyl ester, is a member of the class of compounds known as isothiocyanates. Isothiocyanates are organic compounds containing the isothiocyanate group, an isocyanate analogue with the general formula RN=C=S. Ethyl isothiocyanate is slightly soluble (in water) and an extremely weak basic (essentially neutral) compound (based on its pKa). Ethyl isothiocyanate is a garlic, mustard, and pungent tasting compound found in horseradish, which makes ethyl isothiocyanate a potential biomarker for the consumption of this food product. |
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| Structure | InChI=1S/C3H5NS/c1-2-4-3-5/h2H2,1H3 |
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| Synonyms | | Value | Source |
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| EITC | ChEBI | | Isothiocyanic acid, ethyl ester | ChEBI | | Isothiocyanate, ethyl ester | Generator | | Ethyl isothiocyanic acid | Generator | | Ethylisothiocyanate | MeSH |
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| Chemical Formula | C3H5NS |
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| Average Molecular Weight | 87.143 |
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| Monoisotopic Molecular Weight | 87.014269855 |
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| IUPAC Name | isothiocyanatoethane |
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| Traditional Name | isothiocyanatoethane |
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| CAS Registry Number | Not Available |
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| SMILES | CCN=C=S |
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| InChI Identifier | InChI=1S/C3H5NS/c1-2-4-3-5/h2H2,1H3 |
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| InChI Key | HBNYJWAFDZLWRS-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as isothiocyanates. These are organic compounds containing the isothiocyanate group, an isocyanate analogue with the general formula RN=C=S. |
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| Kingdom | Organic compounds |
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| Super Class | Organosulfur compounds |
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| Class | Isothiocyanates |
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| Sub Class | Not Available |
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| Direct Parent | Isothiocyanates |
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| Alternative Parents | |
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| Substituents | - Isothiocyanate
- Organic 1,3-dipolar compound
- Propargyl-type 1,3-dipolar organic compound
- Organic nitrogen compound
- Organopnictogen compound
- Hydrocarbon derivative
- Organonitrogen compound
- Aliphatic acyclic compound
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| Molecular Framework | Aliphatic acyclic compounds |
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| External Descriptors | |
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| Ontology |
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| Physiological effect | |
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| Disposition | |
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| Process | Not Available |
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| Role | |
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| Physical Properties |
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| State | Liquid |
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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 | 9.8452 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.73 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1099.1 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 430.9 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 170.3 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 316.1 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 148.1 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 347.5 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 | 529.8 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 225.7 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 744.0 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 285.9 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 | 980.1 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 268.4 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 315.9 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 588.6 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 350.4 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 | 160.9 seconds | 40023050 |
Predicted Kovats Retention IndicesNot Available |
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| 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 - Ethyl isothiocyanate 10V, Positive-QTOF | splash10-000i-9000000000-4585628da41fba3e20a4 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 20V, Positive-QTOF | splash10-000i-9000000000-7cf44628ab049f8a9890 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 40V, Positive-QTOF | splash10-056r-9000000000-7a1395b7113808b2abcf | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 10V, Negative-QTOF | splash10-000i-9000000000-e8e437ae77193a8d1e4d | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 20V, Negative-QTOF | splash10-052r-9000000000-0d544a1aa52799902941 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 40V, Negative-QTOF | splash10-0a4i-9000000000-d2cda046199866c2bdfb | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 10V, Positive-QTOF | splash10-052r-9000000000-d3073bec44fa78b1f66f | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 20V, Positive-QTOF | splash10-0a4i-9000000000-5c58097a39e9a3acf675 | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 40V, Positive-QTOF | splash10-0a4i-9000000000-5de8b72a59d83c75df27 | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 10V, Negative-QTOF | splash10-0a4r-9000000000-96a9d62f794f8635c88b | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 20V, Negative-QTOF | splash10-0a4i-9000000000-286b63d3516de7d14a12 | 2021-10-21 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Ethyl isothiocyanate 40V, Negative-QTOF | splash10-0a4i-9000000000-286b63d3516de7d14a12 | 2021-10-21 | Wishart Lab | View Spectrum |
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