3 Heterocycles + 1ACS

[lenusik]

Добрый вечер, помогите, пожалуйста найти статьи.

1. HETEROCYCLES Vol. 26 Issue 10, pp. 2657 - 2672;
Thienospirans VI: Spiro-substituted Thieno[3,2-c]furans by Regioselective Lithiations;
Fritz Sauter, Peter Stanetty, and Hannes Fröhlich;

DOI:

http://dx.doi.org/10.3987/R-1987-10-2657

2. HETEROCYCLES Vol. 20 Issue 10, pp. 2035 - 2037;
Synthesis of 2-Substituted 3,5-Dibromothiophenes through Base-catalyzed Halogen Dance Reaction of 2,5-Dibromothiophene;
Shinzo Kano, Yoko Yuasa, Tsutomu Yokomatsu, and Shiroshi Shibuya;

DOI:

http://dx.doi.org/10.3987/R-1983-10-2035

3. HETEROCYCLES Vol. 15 Issue 2, pp. 1227 - 1232;
New Heterocycles-Acces to Thieno[3,2-b][f ]- and Thieno[2,3-b][f ]benzazepine Derivatives;
Jacques Guillaume, Lucien Nédélec, Michel Cariou, and André Allais;

DOI:

http://dx.doi.org/10.3987/S-1981-02-1227

4. Organic Letters 6, 2, 2004, pp. 273-276;
Planarized Star-Shaped Oligothiophenes with Enhanced π-Electron Delocalization
Yohann Nicolas, Philippe Blanchard, Eric Levillain, Magali Allain, Nicolas Mercier, and Jean Roncali

DOI:

http://dx.doi.org/10.1021/ol0362764

Спасибо.

[Marxist]

ol0362764.pdf

[Biginelli]

[lenusik]

Спасибо большое.

[Biginelli]

кресты над кладбищем плюсы где?