| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-11 17:49:54 UTC |
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| Update Date | 2022-03-07 02:53:21 UTC |
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| HMDB ID | HMDB0032456 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Paraldehyde |
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| Description | Paraldehyde, also known as paral or paraacetaldehyde, belongs to the class of organic compounds known as trioxanes. Trioxanes are compounds containing a six-member aliphatic saturated heterocycle made up of three oxygen atoms and three carbon atoms. Based on a literature review a significant number of articles have been published on Paraldehyde. |
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| Structure | InChI=1S/C6H12O3/c1-4-7-5(2)9-6(3)8-4/h4-6H,1-3H3 |
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| Synonyms | | Value | Source |
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| 1,3,5-Trimethyl-2,4,6-trioxane | ChEBI | | 2,4,6-Trimethyl-S-trioxane | ChEBI | | Acetaldehyde trimer | ChEBI | | Paraacetaldehyde | ChEBI | | Paracetaldehyde | ChEBI | | Paral | ChEBI | | Paraldehyd | ChEBI | | 2,4,6-Trimethyl-1,3,5-trioxaan | HMDB | | 2,4,6-Trimethyl-1,3,5-trioxacyclohexane | HMDB | | 2,4,6-Trimethyl-1,3,5-trioxan | HMDB | | 2,4,6-Trimethyl-1,3,5-trioxane | HMDB | | 2,4,6-Trimetil-1,3,5-triossano | HMDB | | Acetaldehyde, trimer | HMDB | | cis-2,4,6-Trimethyl-1,3,5-trioxane | HMDB | | Elaldehyde | HMDB | | p-Acetaldehyde | HMDB | | Paraldehyde draught (BPC 1973) | HMDB | | Paraldehyde enema (BPC 1973) | HMDB | | Paraldeide | HMDB | | PCHO | HMDB | | S-Trimethyltrioxymethane | HMDB | | S-Trimethyltrioxymethylene | HMDB | | Triacetaldehyde | HMDB | | Trimethyl trioxane | HMDB |
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| Chemical Formula | C6H12O3 |
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| Average Molecular Weight | 132.1577 |
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| Monoisotopic Molecular Weight | 132.07864425 |
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| IUPAC Name | 2,4,6-trimethyl-1,3,5-trioxane |
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| Traditional Name | paral |
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| CAS Registry Number | 123-63-7 |
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| SMILES | CC1OC(C)OC(C)O1 |
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| InChI Identifier | InChI=1S/C6H12O3/c1-4-7-5(2)9-6(3)8-4/h4-6H,1-3H3 |
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| InChI Key | SQYNKIJPMDEDEG-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as trioxanes. Trioxanes are compounds containing a six-member aliphatic saturated heterocycle made up of three oxygen atoms and three carbon atoms. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Trioxanes |
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| Sub Class | Not Available |
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| Direct Parent | Trioxanes |
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| Alternative Parents | |
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| Substituents | - 1,3,5-trioxane
- Oxacycle
- Acetal
- Organic oxygen compound
- Hydrocarbon derivative
- Organooxygen compound
- Aliphatic heteromonocyclic compound
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| Molecular Framework | Aliphatic heteromonocyclic 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 | 12.6 °C | Not Available | | Boiling Point | 123.00 to 124.00 °C. @ 760.00 mm Hg | The Good Scents Company Information System | | Water Solubility | 112 mg/mL at 30 °C | Not Available | | LogP | 0.67 | 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. | 3.04 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 15.2459 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.92 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 44.1 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1812.1 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 572.8 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 203.3 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 388.3 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 140.5 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 581.4 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 | 584.4 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 158.1 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1267.1 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 369.2 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 | 1180.3 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 338.1 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 390.4 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 496.4 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 454.4 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 | 97.3 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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| GC-MS Spectra| Spectrum Type | Description | Splash Key | Deposition Date | Source | View |
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| Experimental GC-MS | GC-MS Spectrum - Paraldehyde EI-B (Non-derivatized) | splash10-0005-9000000000-a3f03c0baa80a3369e84 | 2017-09-12 | HMDB team, MONA, MassBank | View Spectrum | | Experimental GC-MS | GC-MS Spectrum - Paraldehyde EI-B (Non-derivatized) | splash10-0005-9000000000-a3f03c0baa80a3369e84 | 2018-05-18 | HMDB team, MONA, MassBank | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Paraldehyde GC-MS (Non-derivatized) - 70eV, Positive | splash10-0006-9200000000-f73aa84f045e831d84cb | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Paraldehyde 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 - Paraldehyde 10V, Positive-QTOF | splash10-001i-1900000000-eb0bbb330df7037330a2 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 20V, Positive-QTOF | splash10-00dl-9100000000-7d1ce0bf472280921818 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 40V, Positive-QTOF | splash10-004i-9000000000-9c5fe2af2a34a0f1f68d | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 10V, Negative-QTOF | splash10-001i-0900000000-435a3a910604404881c5 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 20V, Negative-QTOF | splash10-001i-3900000000-297fb8d6656a6904bc17 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 40V, Negative-QTOF | splash10-00fu-9000000000-5521d98f9d7d523da88b | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 10V, Positive-QTOF | splash10-006t-9200000000-563a279e2c9ca0c742f4 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 20V, Positive-QTOF | splash10-0002-9000000000-1648c88bc9d3c0f7a9ca | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 40V, Positive-QTOF | splash10-0002-9000000000-626ce70022872c1a8363 | 2021-09-22 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 10V, Negative-QTOF | splash10-0a5c-9100000000-bd6564359df9e99046f2 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 20V, Negative-QTOF | splash10-0a4l-9000000000-e713c4a8d1fc500b24d4 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Paraldehyde 40V, Negative-QTOF | splash10-052f-9000000000-889bb2641af78f14431e | 2021-09-25 | Wishart Lab | View Spectrum |
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