Olefin and enyne cross-metathesis - A new tool for the synthesis of alkenyl-substituted azulenes

Synlett

Volumn , Issue 7, 2005, Pages 1142-1146

  Mikus, Agnieszka ^b   Sashuk, Volodymyr ^a   Kȩdziorek, Mariusz ^a   Samojłowicz, Cezary ^a   Ostrowski, Stanisław ^a,b   Grela, Karol ^a  

^a INSTITUTE OF ORGANIC CHEMISTRY   (Poland)

^b SIEDLCE UNIVERSITY OF NATURAL SCIENCES AND HUMANITIES   (Poland)

Author keywords

Azulene derivatives; Olefin and enyne metathesis; Ruthenium complexes

Indexed keywords

ALKENE DERIVATIVE; AZULENE DERIVATIVE;

CHEMICAL ANALYSIS; CHEMICAL REACTION; CHEMICAL STRUCTURE; CONFERENCE PAPER; ELECTRON; SYNTHESIS;

EID: 18744361935     PISSN: 09365214     EISSN: None     Source Type: Journal    
DOI: 10.1055/s-2005-865242     Document Type: Conference Paper

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45. These substrates were prepared either from (1-propynyl)-azulenes via Lindlar reduction (2b → 3a, 2e → 3c) or from the corresponding iodo-derivative via Stille coupling (3b): Sashuk, V. PhD Dissertation, in preparation.
46. 13C NMR. Coupling constants J are expressed in Hz. Mass spectra were measured with an AMD 604 (AMD Intectra GmbH, Germany) spectrometer (EI method). IR spectra were measured with Perkin-Elmer Spectrum 2000 FT-IR spectrometer. TLC analysis was performed on aluminium foil plates pre-coated with silica gel (60F 254, Merck). Silica gel, 230-400 mesh (Merck AG), was used for column chromatography.
47. 2 (338.04): C, 49.74; H, 2.98. Found: C, 50.67; H, 3.49.
48. 2, 226.0994; found, 226.0999.