| Record Information |
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| Version | 5.0 |
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| Status | Expected but not Quantified |
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| Creation Date | 2012-09-13 11:46:17 UTC |
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| Update Date | 2022-03-07 02:57:13 UTC |
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| HMDB ID | HMDB0041890 |
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| Secondary Accession Numbers | |
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| Metabolite Identification |
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| Common Name | Etizolam |
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| Description | According to the Italian P.I. sheet etizolam belongs to a new class of diazepines, thienotriazolodiazepines. This new class is easily oxidized, rapidly metabolized, and has a lower risk of accumulation, even after prolonged treatment. Etizolam has an anxiolytic action about 6 times greater than that of diazepam. Etizolam produces, especially at higher dosages, a reduction in time taken to fall asleep, an increase in total sleep time and a reduction in the number of awakenings. During tests there were not substantial changes in deep sleep. There is a reduction of REM sleep. In EEG tests of healthy volunteers Etizolam showed some characteristics of tricyclic antidepressants. Etizolam (marketed under the brand name Etilaam, Etizola, Sedekopan, Pasaden or Depas) is a thienodiazepine drug which is a benzodiazepine analog. The etizolam molecule differs from a benzodiazepine in that the benzene ring has been replaced by a thiophene ring. It possesses amnesic, anxiolytic, anticonvulsant, hypnotic, sedative and skeletal muscle relaxant properties. |
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| Structure | CCC1=CC2=C(S1)N1C(C)=NN=C1CN=C2C1=CC=CC=C1Cl InChI=1S/C17H15ClN4S/c1-3-11-8-13-16(12-6-4-5-7-14(12)18)19-9-15-21-20-10(2)22(15)17(13)23-11/h4-8H,3,9H2,1-2H3 |
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| Synonyms | | Value | Source |
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| Sedekopan | Kegg | | Etizolam fine granules | HMDB | | Etizolam tablets | HMDB | | Etizolam, 14C-labeled | HMDB |
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| Chemical Formula | C17H15ClN4S |
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| Average Molecular Weight | 342.846 |
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| Monoisotopic Molecular Weight | 342.070594897 |
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| IUPAC Name | 7-(2-chlorophenyl)-4-ethyl-13-methyl-3-thia-1,8,11,12-tetraazatricyclo[8.3.0.0²,⁶]trideca-2(6),4,7,10,12-pentaene |
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| Traditional Name | etizolam |
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| CAS Registry Number | 40054-69-1 |
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| SMILES | CCC1=CC2=C(S1)N1C(C)=NN=C1CN=C2C1=CC=CC=C1Cl |
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| InChI Identifier | InChI=1S/C17H15ClN4S/c1-3-11-8-13-16(12-6-4-5-7-14(12)18)19-9-15-21-20-10(2)22(15)17(13)23-11/h4-8H,3,9H2,1-2H3 |
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| InChI Key | VMZUTJCNQWMAGF-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as thienodiazepines. These are heteropolycyclic containing a thiophene ring fused to a diazepine ring. Thiophene is 5-membered ring consisting of four carbon and one sulfur atoms. Diazepine is a 7-membered ring consisting of five carbon and two nitrogen atoms. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Thienodiazepines |
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| Sub Class | Not Available |
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| Direct Parent | Thienodiazepines |
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| Alternative Parents | |
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| Substituents | - Thieno-para-diazepine
- 2,3,5-trisubstituted thiophene
- Para-diazepine
- Chlorobenzene
- Halobenzene
- Aryl chloride
- Aryl halide
- Monocyclic benzene moiety
- Benzenoid
- Heteroaromatic compound
- Azole
- 1,2,4-triazole
- Thiophene
- Ketimine
- Azacycle
- Organic 1,3-dipolar compound
- Propargyl-type 1,3-dipolar organic compound
- Organonitrogen compound
- Organopnictogen compound
- Organic nitrogen compound
- Hydrocarbon derivative
- Imine
- Organochloride
- Organohalogen compound
- 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 | 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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| 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. | 5.38 minutes | 32390414 | | Predicted by Siyang on May 30, 2022 | 13.3336 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.49 minutes | 32390414 | | AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid | 34.5 seconds | 40023050 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2060.8 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 370.0 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 170.0 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 208.4 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 159.3 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 526.9 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 | 513.3 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 84.6 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1172.6 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 470.1 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 | 1330.5 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 354.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 398.6 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 250.3 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 148.4 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 | 8.8 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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| Predicted GC-MS | Predicted GC-MS Spectrum - Etizolam GC-MS (Non-derivatized) - 70eV, Positive | splash10-06tf-8189000000-7a2ceb12ff7824adfa15 | 2017-09-01 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - Etizolam 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 - Etizolam 10V, Positive-QTOF | splash10-0006-0039000000-6aa13f3ed55cdf58c0b3 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 20V, Positive-QTOF | splash10-0006-1119000000-93d7efb06b709134261b | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 40V, Positive-QTOF | splash10-052p-6941000000-d4507f862b8b2305babe | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 10V, Negative-QTOF | splash10-000f-0069000000-275219bc80bff427a3da | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 20V, Negative-QTOF | splash10-001i-0192000000-c324182ddc3f89815336 | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 40V, Negative-QTOF | splash10-03nm-0890000000-c508188c0bd16231d74d | 2016-08-03 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 10V, Negative-QTOF | splash10-0006-0009000000-fa3ca2e1cd79c3734194 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 20V, Negative-QTOF | splash10-000x-4039000000-48e95c6351ad62de00cd | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 40V, Negative-QTOF | splash10-001j-8293000000-65ab65f011e0fe3e3532 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 10V, Positive-QTOF | splash10-0006-0009000000-7a706823cbf79cb06f31 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 20V, Positive-QTOF | splash10-0006-0009000000-860d3e752f1da782d504 | 2021-09-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - Etizolam 40V, Positive-QTOF | splash10-03fs-4698000000-1e803a56b7dcb176ceda | 2021-09-25 | Wishart Lab | View Spectrum |
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