+++ статьи с ScienceДirect

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1.

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http://dx.doi.org/10.1016/S0040-4039(01)88303-9

Synthetic analogues of usnic acid
Deidre Davis and J. A. Elix
Tetrahedron Letters Volume 10, Issue 34, 1969, Pages 2901-2904

2.

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http://dx.doi.org/10.1016/S0040-4039(01)89308-4

Biosynthesis of usnic acid in lichens
Heihachiro Taguchi, Ushio Sankawa and Shoji Shibata
Tetrahedron Letters Volume 7, Issue 42, 1966, Pages 5211-5214

3.

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http://dx.doi.org/10.1016/0040-4039(81)80095-0

The absolute configurations of (+)-usnic and (+)-isousnic acid. X-ray analyses of the (−)-α-phenylethylamine derivative of (+)-usnic acid and of (−)-pseudoplacodiolic acid, a new dibenzofuran
Siegfried Huneck, John A. Akinniyi, A. Forbes Cameron, Joseph D. Connolly, and Alan G. Mulholland
Tetrahedron Letters Volume 22, Issue 4, 1981, Pages 351-352

4.

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http://dx.doi.org/10.1016/0166-1280(90)85048-R

Molecular conformations, hydrogen-bond strengths and electronic structure of usnic acid: an AM1 and CNDO/S study
Giuseppe Buemi and Felice Zuccarello
Journal of Molecular Structure: THEOCHEM Volume 209, Issues 1-2, 1 October 1990, Pages 89-99

5.

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http://dx.doi.org/10.1016/S0031-9422(00)89856-8

Isolation of vulpinic, pinastric and (+)-usnic acids from Cetraria canadensis
Chi-Kat Wat and G. H. N. Towers
Phytochemistry Volume 11, Issue 12, December 1972, Page 3540

6.

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http://dx.doi.org/10.1016/j.envpol.2007.12.033

Usnic acid controls the acidity tolerance of lichens
Markus Hauck, and Sascha-René Jürgens
Environmental Pollution Volume 156, Issue 1, November 2008, Pages 115-122

7.

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http://dx.doi.org/10.1016/S0367-326X(98)00033-1

Complete NMR assignments of (+)-usnic acid
M. A. Rashida, M. A. Majida and M. A. Quader
Fitoterapia Volume 70, Issue 1, 1 February 1999, Pages 113-115

8.

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http://dx.doi.org/10.1016/j.bmc.2008.05.069

Synthesis and cytotoxic activities of usnic acid derivatives
Marc-Antoine Bazin, Anne-Cécile Le Lamer, Jean-Guy Delcros, Isabelle Rouaud, Philippe Uriac, Joël Boustie, Jean-Charles Corbel and Sophie Tomasi
Bioorganic & Medicinal Chemistry Volume 16, Issue 14, 15 July 2008, Pages 6860-6866

9.

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http://dx.doi.org/10.1016/j.phytochem.2005.06.023

Bioactive phenolic compounds from a medicinal lichen, Usnea longissima
Muhammad I. Choudhary, Azizuddina, Saima Jalila and Atta-ur-Rahman
Phytochemistry Volume 66, Issue 19, October 2005, Pages 2346-2350

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