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Force R, Chen SL, Fortier E, Rowlands E, Heneks J, Rovnyak D, Henry GE. Spirocyclic Acylphloroglucinol Derivatives from Hypericum pyramidatum. Nat Prod Commun 2014. [DOI: 10.1177/1934578x1400900720] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
Abstract
Five spirocyclic acylphloroglucinol derivatives (1–5) have been isolated from a hexanes extract of the leaves of Hypericum pyramidatum. Pyramidatones A-D (1–3, 5) are new, and chipericumin C (4) has been previously reported. The acylphloroglucinols were characterized based on spectroscopic (NMR, IR, UV-VIS) and mass spectrometric data.
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Affiliation(s)
- Rebecca Force
- Department of Chemistry, Susquehanna University, 514 University Avenue, Selinsgrove, PA 17870, USA
| | - Shui Ling Chen
- Department of Chemistry, Susquehanna University, 514 University Avenue, Selinsgrove, PA 17870, USA
| | - Emily Fortier
- Department of Chemistry, Susquehanna University, 514 University Avenue, Selinsgrove, PA 17870, USA
| | - Emily Rowlands
- Department of Chemistry, Susquehanna University, 514 University Avenue, Selinsgrove, PA 17870, USA
| | - Jean Heneks
- Department of Chemistry, Susquehanna University, 514 University Avenue, Selinsgrove, PA 17870, USA
| | - David Rovnyak
- Department of Chemistry, Bucknell University, Lewisburg, PA 17837, USA
| | - Geneive E. Henry
- Department of Chemistry, Susquehanna University, 514 University Avenue, Selinsgrove, PA 17870, USA
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Hosni K, Msaâda K, taârit MB, Chahed T, Marzouk B. Volatile Constituents of Two Hypericum Species from Tunisia. Nat Prod Commun 2011. [DOI: 10.1177/1934578x1100601140] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022] Open
Abstract
The chemical composition of the essential oils obtained by hydrodistillation from the aerial parts of the Tunisian Hypericum perforatum and H. ericoides ssp. roberti was elucidated by a combination of GC and GC-MS analyses. The main constituents of the oil of H. perforatum were α-pinene (11.8%), α-ylangene (10.4%), germacrene-D (9.5%), n-octane (6.5%) and α-selinene (5.9%). The oil of H. ericoides ssp. roberti exhibited a higher amount of aliphatic and branched hydrocarbons and the main constituents were n-octane (29.1%), α-pinene (10.9%), pulegone (7.7%) and acetophenone (7%). Both qualitative and quantitative differences were observed between the studied oils. This chemical variability seems likely to result from the genetic variability, since samples of both species were collected at the same location and processed under the same conditions.
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Affiliation(s)
- Karim Hosni
- Laboratoire des Substances Naturelles, Institut National de Recherche et d'Analyse Physico-chimique, Biotechpole de Sidi Thabet, 2020, Ariana, Tunisia
| | - Kamel Msaâda
- Laboratoire des Molécules Bioactives, Centre de Biotechnologie à la technopole de Borj-Cédria, BP. 901, 2050 Hammam-Lif, Tunis, Tunisia
| | - Mouna Ben taârit
- Laboratoire des Molécules Bioactives, Centre de Biotechnologie à la technopole de Borj-Cédria, BP. 901, 2050 Hammam-Lif, Tunis, Tunisia
| | - Thouraya Chahed
- Laboratoire des Molécules Bioactives, Centre de Biotechnologie à la technopole de Borj-Cédria, BP. 901, 2050 Hammam-Lif, Tunis, Tunisia
| | - Brahim Marzouk
- Laboratoire des Molécules Bioactives, Centre de Biotechnologie à la technopole de Borj-Cédria, BP. 901, 2050 Hammam-Lif, Tunis, Tunisia
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