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4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate
The title compound, C(21)H(18)O(7), is an important intermediate in the synthesis of 3-(4-hydroxyphenyl)-4-methyl-6-methoxy-7-hydroxycoumarin, which is a nonsteroidal analogue of 2-methoxyestradiol (2-ME). The substituent benzene ring is not in the same plane as the coumarin ring system, with...
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Formato: | Texto |
Lenguaje: | English |
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International Union of Crystallography
2008
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2961866/ https://www.ncbi.nlm.nih.gov/pubmed/21202867 http://dx.doi.org/10.1107/S1600536808012890 |
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author | Jiang, Hao Xia, Peng Zhang, Qian |
author_facet | Jiang, Hao Xia, Peng Zhang, Qian |
author_sort | Jiang, Hao |
collection | PubMed |
description | The title compound, C(21)H(18)O(7), is an important intermediate in the synthesis of 3-(4-hydroxyphenyl)-4-methyl-6-methoxy-7-hydroxycoumarin, which is a nonsteroidal analogue of 2-methoxyestradiol (2-ME). The substituent benzene ring is not in the same plane as the coumarin ring system, with a dihedral angle of 66.88 (10)°. There are some weak intermolecular C—H⋯O interactions. One carbonyl O atom is disordered over two sites, with occupancies of 0.6 and 0.4. |
format | Text |
id | pubmed-2961866 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2008 |
publisher | International Union of Crystallography |
record_format | MEDLINE/PubMed |
spelling | pubmed-29618662010-12-30 4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate Jiang, Hao Xia, Peng Zhang, Qian Acta Crystallogr Sect E Struct Rep Online Organic Papers The title compound, C(21)H(18)O(7), is an important intermediate in the synthesis of 3-(4-hydroxyphenyl)-4-methyl-6-methoxy-7-hydroxycoumarin, which is a nonsteroidal analogue of 2-methoxyestradiol (2-ME). The substituent benzene ring is not in the same plane as the coumarin ring system, with a dihedral angle of 66.88 (10)°. There are some weak intermolecular C—H⋯O interactions. One carbonyl O atom is disordered over two sites, with occupancies of 0.6 and 0.4. International Union of Crystallography 2008-06-07 /pmc/articles/PMC2961866/ /pubmed/21202867 http://dx.doi.org/10.1107/S1600536808012890 Text en © Jiang et al. 2008 http://creativecommons.org/licenses/by/2.0/uk/ This is an open-access article distributed under the terms of the Creative Commons Attribution Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited. |
spellingShingle | Organic Papers Jiang, Hao Xia, Peng Zhang, Qian 4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate |
title | 4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate |
title_full | 4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate |
title_fullStr | 4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate |
title_full_unstemmed | 4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate |
title_short | 4-(7-Acetoxy-6-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)phenyl acetate |
title_sort | 4-(7-acetoxy-6-methoxy-4-methyl-2-oxo-2h-chromen-3-yl)phenyl acetate |
topic | Organic Papers |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2961866/ https://www.ncbi.nlm.nih.gov/pubmed/21202867 http://dx.doi.org/10.1107/S1600536808012890 |
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