+++Helvetica Chimica Acta

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Уважаемые коллеги, помогите, пожалуйста, скачать статьи:
1. Three-Step Synthesis of 3-Aryl-2-sulfanylthieno[2,3-b]-, -[2,3-c]-, or -[3,2-c]pyridines from the Corresponding Aryl(halopyridinyl)methanones
Kazuhiro Kobayashi, Teruhiko Suzuki and Yuko Egara
Helvetica Chimica Acta, 2013, vol. 96, Issue 1, 69-75

DOI:

http://dx.doi.org/10.1002/hlca.201200123

2. Synthesis of 2,N,N-Trisubstituted 1H-Indole-1-carbothioamides from 2-(Acylmethyl)phenyl Isocyanides
Kazuhiro Kobayashi, Kazuya Yamane and Shuhei Fukamachi
Helvetica Chimica Acta, 2013, vol. 96, Issue 1, 93-98

DOI:

http://dx.doi.org/10.1002/hlca.201200236

3. Synthesis of 4-Aryl-4,6-dihydropyrimido[4,5-d]pyridazine-2,5(1H,3H)-diones from Biginelli Compounds
Gopal Chandra Patra, Sankar Chandra Bhunia, Monoj Kumar Roy and Sudhir Chandra Pal
Helvetica Chimica Acta, 2013, vol. 96, Issue 1, 130-134

DOI:

http://dx.doi.org/10.1002/hlca.201200109

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