| 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 00:26:20 UTC |
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| Update Date | 2022-09-22 17:45:01 UTC |
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| HMDB ID | HMDB0247432 |
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| Secondary Accession Numbers | None |
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| Metabolite Identification |
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| Common Name | 8-Cyclopentyl-1,3-dipropylxanthine |
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| Description | 8-Cyclopentyl-1,3-dipropylxanthine, also known as 1,3-DPCPX or 1,3-dipropyl-8-cyclopentylxanthine, belongs to the class of organic compounds known as xanthines. These are purine derivatives with a ketone group conjugated at carbons 2 and 6 of the purine moiety. Based on a literature review very few articles have been published on 8-Cyclopentyl-1,3-dipropylxanthine. This compound has been identified in human blood as reported by (PMID: 31557052 ). 8-cyclopentyl-1,3-dipropylxanthine is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically 8-Cyclopentyl-1,3-dipropylxanthine 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 | CCCN1C2=C(N=C(N2)C2CCCC2)C(=O)N(CCC)C1=O InChI=1S/C16H24N4O2/c1-3-9-19-14-12(15(21)20(10-4-2)16(19)22)17-13(18-14)11-7-5-6-8-11/h11H,3-10H2,1-2H3,(H,17,18) |
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| Synonyms | | Value | Source |
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| 1,3-Dipropyl-8-cyclopentylxanthine | ChEBI | | 1,3-DPCPX | ChEBI | | CPX | ChEBI | | Dipropylcyclopentylxanthine | ChEBI | | PD-116,948 | ChEBI | | PD-116948 | ChEBI | | 8-Cyclopentyl-3,7-dihydro-1,3-dipropyl-1H-purin-2,6-dione | HMDB | | 8-Cyclopentyl-1,3-dipropylxanthine | ChEBI |
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| Chemical Formula | C16H24N4O2 |
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| Average Molecular Weight | 304.394 |
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| Monoisotopic Molecular Weight | 304.189926029 |
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| IUPAC Name | 8-cyclopentyl-1,3-dipropyl-2,3,6,9-tetrahydro-1H-purine-2,6-dione |
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| Traditional Name | dipropylcyclopentylxanthine |
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| CAS Registry Number | Not Available |
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| SMILES | CCCN1C2=C(N=C(N2)C2CCCC2)C(=O)N(CCC)C1=O |
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| InChI Identifier | InChI=1S/C16H24N4O2/c1-3-9-19-14-12(15(21)20(10-4-2)16(19)22)17-13(18-14)11-7-5-6-8-11/h11H,3-10H2,1-2H3,(H,17,18) |
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| InChI Key | FFBDFADSZUINTG-UHFFFAOYSA-N |
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| Chemical Taxonomy |
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| Description | Belongs to the class of organic compounds known as xanthines. These are purine derivatives with a ketone group conjugated at carbons 2 and 6 of the purine moiety. |
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| Kingdom | Organic compounds |
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| Super Class | Organoheterocyclic compounds |
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| Class | Imidazopyrimidines |
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| Sub Class | Purines and purine derivatives |
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| Direct Parent | Xanthines |
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| Alternative Parents | |
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| Substituents | - Xanthine
- 6-oxopurine
- Purinone
- Alkaloid or derivatives
- Pyrimidone
- Pyrimidine
- Azole
- Imidazole
- Heteroaromatic compound
- Vinylogous amide
- Lactam
- Urea
- Azacycle
- Hydrocarbon derivative
- Organic oxide
- Organooxygen compound
- Organonitrogen compound
- Organic nitrogen compound
- Organopnictogen compound
- Organic oxygen compound
- Aromatic heteropolycyclic compound
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| Molecular Framework | Aromatic heteropolycyclic compounds |
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| External Descriptors | |
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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 | 14.175 minutes | 33406817 | | Predicted by Siyang using ReTip algorithm on June 8, 2022 | 1.51 minutes | 32390414 | | Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid | 2362.1 seconds | 40023050 | | Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid | 301.3 seconds | 40023050 | | Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid | 179.5 seconds | 40023050 | | Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid | 164.6 seconds | 40023050 | | RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 237.2 seconds | 40023050 | | Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid | 651.4 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 | 835.6 seconds | 40023050 | | HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate) | 74.8 seconds | 40023050 | | UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid | 1277.1 seconds | 40023050 | | BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid | 573.9 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 | 1590.8 seconds | 40023050 | | SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 407.2 seconds | 40023050 | | RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid | 372.9 seconds | 40023050 | | MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate | 260.1 seconds | 40023050 | | KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA | 420.4 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 | 24.8 seconds | 40023050 |
Predicted Kovats Retention IndicesUnderivatizedDerivatized| Derivative Name / Structure | SMILES | Kovats RI Value | Column Type | Reference |
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| 8-Cyclopentyl-1,3-dipropylxanthine,1TMS,isomer #1 | CCCN1C(=O)C2=C(N([Si](C)(C)C)C(C3CCCC3)=N2)N(CCC)C1=O | 2538.3 | Semi standard non polar | 33892256 | | 8-Cyclopentyl-1,3-dipropylxanthine,1TMS,isomer #1 | CCCN1C(=O)C2=C(N([Si](C)(C)C)C(C3CCCC3)=N2)N(CCC)C1=O | 2607.6 | Standard non polar | 33892256 | | 8-Cyclopentyl-1,3-dipropylxanthine,1TMS,isomer #1 | CCCN1C(=O)C2=C(N([Si](C)(C)C)C(C3CCCC3)=N2)N(CCC)C1=O | 3340.5 | Standard polar | 33892256 | | 8-Cyclopentyl-1,3-dipropylxanthine,1TBDMS,isomer #1 | CCCN1C(=O)C2=C(N([Si](C)(C)C(C)(C)C)C(C3CCCC3)=N2)N(CCC)C1=O | 2683.8 | Semi standard non polar | 33892256 | | 8-Cyclopentyl-1,3-dipropylxanthine,1TBDMS,isomer #1 | CCCN1C(=O)C2=C(N([Si](C)(C)C(C)(C)C)C(C3CCCC3)=N2)N(CCC)C1=O | 2830.1 | Standard non polar | 33892256 | | 8-Cyclopentyl-1,3-dipropylxanthine,1TBDMS,isomer #1 | CCCN1C(=O)C2=C(N([Si](C)(C)C(C)(C)C)C(C3CCCC3)=N2)N(CCC)C1=O | 3386.5 | Standard polar | 33892256 |
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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 - 8-Cyclopentyl-1,3-dipropylxanthine GC-MS (Non-derivatized) - 70eV, Positive | splash10-01t9-1190000000-d206dc4a175f584b34ab | 2021-09-23 | Wishart Lab | View Spectrum | | Predicted GC-MS | Predicted GC-MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 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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| Experimental LC-MS/MS | LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine , positive-QTOF | splash10-00fr-3891000000-282be93d6a4f82333c33 | 2017-09-14 | HMDB team, MONA | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 10V, Positive-QTOF | splash10-0a4i-0039000000-2b4e1e54df86f28f7e51 | 2017-07-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 20V, Positive-QTOF | splash10-03di-2191000000-de6778fefa6b6103af7e | 2017-07-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 40V, Positive-QTOF | splash10-0006-9540000000-02bdb2babcc0d8e976b6 | 2017-07-25 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 10V, Negative-QTOF | splash10-0udi-0059000000-7fb897a6ec851c8892f1 | 2017-07-26 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 20V, Negative-QTOF | splash10-0ik9-0294000000-602d9f5f88dad43a57f8 | 2017-07-26 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 40V, Negative-QTOF | splash10-014i-8790000000-8675dd5df97ca5fcadaf | 2017-07-26 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 10V, Positive-QTOF | splash10-0a4i-0009000000-8afd581d108fc4ab5bbf | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 20V, Positive-QTOF | splash10-0a4i-0019000000-40b8fad5b5cd148bf890 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 40V, Positive-QTOF | splash10-0gir-0492000000-0dfafda85c08bc9e0b9d | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 10V, Negative-QTOF | splash10-0udi-0009000000-b3ce92e14ecef0f640db | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 20V, Negative-QTOF | splash10-0udi-0139000000-0de5f9b3dbe2c1f94e72 | 2021-10-12 | Wishart Lab | View Spectrum | | Predicted LC-MS/MS | Predicted LC-MS/MS Spectrum - 8-Cyclopentyl-1,3-dipropylxanthine 40V, Negative-QTOF | splash10-00r6-4590000000-813b85b7d0affa982ab1 | 2021-10-12 | Wishart Lab | View Spectrum |
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