| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2013-06-15 17:24:06 UTC |
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| Update Date | 2020-06-15 17:04:53 UTC |
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| HMDB ID | HMDB0060594 |
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| Secondary Accession Numbers | - HMDB0060628
- HMDB60594
- HMDB60628
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| Metabolite Identification |
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| Common Name | Doxepin N-oxide |
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| Description | Doxepin N-oxide belongs to the class of organic compounds known as dibenzoxepines. Dibenzoxepines are compounds containing a dibenzoxepine moiety, which consists of two benzene connected by an oxazepine ring. Doxepin N-oxide (CAS: 22684-91-9) is a metabolite of doxepin. Doxepin N-oxide is a strong basic compound (based on its pKa). In humans, doxepin N-oxide is involved in doxepin metabolism pathway. As doxepin hydrochloride, it is the active ingredient in cream-based preparations (Zonalon and Xepin) for the treatment of dermatological itch (Wikipedia). Doxepin is a psychotropic agent with tricyclic antidepressant and anxiolytic properties, known under many brand-names such as Aponal, Adapine, Doxal, Deptran, Sinquan, and Sinequan. |
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| Structure | CN(C)(=O)CC\C=C1/C2=C(COC3=C1C=CC=C3)C=CC=C2 InChI=1S/C19H21NO2/c1-20(2,21)13-7-11-17-16-9-4-3-8-15(16)14-22-19-12-6-5-10-18(17)19/h3-6,8-12H,7,13-14H2,1-2H3/b17-11+ |
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| Synonyms | | Value | Source |
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| (e)-Doxepin N-oxide | HMDB | | Doxepin-N-oxide | HMDB | | (e)-Doxepin-N-oxide | HMDB | | Doxepin N-oxide | HMDB |
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| Chemical Formula | C19H21NO2 |
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| Average Molecular Weight | 295.3755 |
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| Monoisotopic Molecular Weight | 295.157228921 |
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| IUPAC Name | N,N-dimethyl-3-[(2E)-9-oxatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-2-ylidene]propanamine oxide |
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| Traditional Name | N,N-dimethyl-3-[(2E)-9-oxatricyclo[9.4.0.0^{3,8}]pentadeca-1(11),3(8),4,6,12,14-hexaen-2-ylidene]propanamine oxide |
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| CAS Registry Number | 131523-93-8 |
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| SMILES | CN(C)(=O)CC\C=C1/C2=C(COC3=C1C=CC=C3)C=CC=C2 |
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| InChI Identifier | InChI=1S/C19H21NO2/c1-20(2,21)13-7-11-17-16-9-4-3-8-15(16)14-22-19-12-6-5-10-18(17)19/h3-6,8-12H,7,13-14H2,1-2H3/b17-11+ |
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| InChI Key | QJCSDPQQGVJGQY-GZTJUZNOSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as dibenzoxepines. Dibenzoxepines are compounds containing a dibenzoxepine moiety, which consists of two benzene connected by an oxazepine ring. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Benzoxepines |
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| Sub Class | Dibenzoxepines |
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| Direct Parent | Dibenzoxepines |
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| Alternative Parents | |
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| Substituents | - Dibenzoxepine
- Alkyl aryl ether
- Benzenoid
- Trialkyl amine oxide
- N-oxide
- Ether
- Trisubstituted n-oxide
- Oxacycle
- Organooxygen compound
- Organonitrogen compound
- Organic nitrogen compound
- Organopnictogen compound
- Organic oxygen compound
- Hydrocarbon derivative
- Organic oxide
- Aromatic heteropolycyclic compound
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| Molecular Framework | Aromatic heteropolycyclic 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 | |
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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. | 7.36 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 13.1824 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 2.47 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 1746.9 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 294.6 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 192.9 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 191.7 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 129.8 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 524.1 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 | 459.9 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 523.3 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1443.4 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 409.7 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 | 1483.9 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 299.7 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 374.0 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 315.0 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 332.8 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 | 9.5 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatized |
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