+++ACS (4 статьи)

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Уважаемые коллеги, помогите, пожалуйста, получить следующие статьи:

1. Synthesis, Properties, Crystal Structures, and Semiconductor Characteristics of Naphtho[1,2-b:5,6-b′]dithiophene and -diselenophene Derivatives
Shoji Shinamura, Eigo Miyazaki and Kazuo Takimiya
Journal of Organic Chemistry, 2010, 75 (4), pp 1228–1234

DOI:

http://dx.doi.org/10.1021/jo902545a

2. Synthesis, Properties, and Structures of Benzo[1,2-b:4,5-b‘]bisbenzothiophene and Benzo[1,2-b:4,5-b‘]bisbenzoselenophene
Hideaki Ebata, Eigo Miyazaki, Tatsuya Yamamoto, and Kazuo Takimiya
Organic Letters, 2007, 9 (22), pp 4499–4502

DOI:

http://dx.doi.org/10.1021/ol701815j

3. One-pot Synthesis of Benzothiophenes and Benzoselenophenes from o-Halo-Substituted Ethynylbenzenes: Convenient Approach to Mono-, Bis-, and Tris-Chalcogenophene-Annulated Benzenes
T. Kashiki, S. Shinamura, M. Kohara, E. Miyazaki, K. Takimiya, M. Ikeda and H. Kuwabara
Organic Letters, 2009, 11 (11), pp 2473–2475

DOI:

http://dx.doi.org/10.1021/ol900809w

4. 2,7-Diphenyl[1]benzoselenopheno[3,2-b][1]benzoselenophene as a Stable Organic Semiconductor for a High-Performance Field-Effect Transistor
K. Takimiya, Y. Kunugi, Yasushi Konda, Hideaki Ebata, Yuta Toyoshima, and Tetsuo Otsubo
Journal of the American Chemical Society., 2006, 128 (9), pp 3044–3050

DOI:

http://dx.doi.org/10.1021/ja057641k

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4th article from JACS

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2nd one....

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спасибо, nil!

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1, 3

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большое спасибо!