Zobrazeno 1 - 10
of 78
pro vyhledávání: '"Melchor G. Hernández"'
Publikováno v:
Phytochemistry Letters. 50:36-39
Publikováno v:
Molecules, Vol 17, Iss 2, Pp 1744-1750 (2012)
The biotransformation of 13a,17-dihydroxystemodane (3) with the fungus Cephalosporium aphidicola afforded 13a,17,18-trihydroxystemodane (4), 3b,13a,17-tri-hydroxystemodane (5), 13a,17-dihydroxy-stemodan-18-oic acid (6), 3b,11β,13a,17-tetra-hydroxyst
Externí odkaz:
https://doaj.org/article/d56b7ead89b147e4a796b93ca618c67c
Publikováno v:
Molecules
Molecules; Volume 17; Issue 2; Pages: 1744-1750
Digital.CSIC. Repositorio Institucional del CSIC
instname
Molecules, Vol 17, Iss 2, Pp 1744-1750 (2012)
Molecules; Volume 17; Issue 2; Pages: 1744-1750
Digital.CSIC. Repositorio Institucional del CSIC
instname
Molecules, Vol 17, Iss 2, Pp 1744-1750 (2012)
The biotransformation of 13a,17-dihydroxystemodane (3) with the fungus Cephalosporium aphidicola afforded 13a,17,18-trihydroxystemodane (4), 3b,13a,17-tri-hydroxystemodane (5), 13a,17-dihydroxy-stemodan-18-oic acid (6), 3b,11β,13a,17-tetra-hydroxyst
Publikováno v:
Phytochemistry. 70:1038-1048
Nine taxa of the Sideritis genus, Sideritis argosphacelus var. spicata, Sideritis candicans var. eriocephala,Sideritis discolor, Sideritis kuegleriana, Sideritis lotsyi, Sideritis lotsyi var. mascaensis, Sideritis marmorea, Sideritis soluta and Sider
Publikováno v:
Journal of Natural Products. 72:87-91
The incubation of 19-hydroxy-13-epi-ent-pimara-9(11),15-diene (4) with Gibberella fujikuroi gave 8 alpha,19-dihydroxy-9 alpha,11alpha-epoxy-13-epi-ent-pimara-15-ene (6), 7-oxo-11 alpha,19-dihydroxy-13-epi-ent-pimara-8(9),15-diene (7), 7-oxo-11beta,19
Publikováno v:
Tetrahedron. 61:5623-5632
The microbiological transformation of 7-oxo- ent -kaur-16-ene by the fungus Gibberella fujikuroi gave fujenoic acid as the main compound, whilst the incubation of 18-hydroxy-7-oxo- ent -kaur-16-ene and 3α,18-dihydroxy-7-oxo- ent -kaur-16-ene afforde
Publikováno v:
Tetrahedron. 60:7921-7932
The microbiological transformation of 13α,17-dihydroxy-stemodane (2) by the fungus Mucor plumbeus afforded 13α,17,19-trihydroxy-stemodane (3), 3β,13α,17-trihydroxy-stemodane (5), 3-oxo-13α,17-dihydroxy-stemodane (7), 7α,13α,17,19-tetrahydroxy-
The Microbiological Transformation of Two 15β-Hydroxy-ent-kaurene Diterpenes by Gibberella fujikuroi
Publikováno v:
Journal of Natural Products. 67:64-69
The incubation of 15‚-hydroxy-3-oxo-ent-kaur-16-ene (1) with the fungus Gibberella fujikuroi afforded 11‚-hydroxy-3,15-dioxo-ent-kaurane (6), 11‚,15‚-dihydroxy-3-oxo-ent-kaur-16-ene (8), 7‚,11‚,15‚-trihydroxy-3-oxo-ent-kaur-16-ene (9),
Publikováno v:
Natural Product Research. 17:141-144
The structure of a diterpene, which has been isolated form Sideritis athoa , has been corrected from 3 g ,18-dihydroxy- ent -kaur-16-ene to 1 f ,18-dihydroxy- ent -kaur-16-ene (canadiol).
Publikováno v:
Pure and Applied Chemistry. 73:579-582
One of our research lines has been the chemical studies among Calceolaria species (Scrophulariaceae), from which have been isolated 77 new diterpenes of various skeleton types (labdanes, pimaranes, stemaranes, and stemodanes), all coming from a commo