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Добрый вечер, уважаемые товарищи!
Помогите, пожалуйста, скачать следующие статьи:
1. Reaction of barbiturates with alpha-ketoesters
J Triepel and H H Otto
Arch Pharm Pharm Med Chem 311(6):555-7 (1978)

DOI:

http://dx.doi.org/10.1002/ardp.19783110618

2. Preparation of dibarbiturates of oxindole by condensation of isatin and barbituric acid derivatives
Jursic Branko S., Stevens Edwin D.
Tetrahedron Letters
Volume 43, Issue 32, 5 August 2002, Pages 5681-5683

DOI:

http://dx.doi.org/10.1016/S0040-4039(02)01107-3

3. Reactions of 1,3-diethyl-2-thiobarbituric acid with aldehydes: formation of arylbis(1,3-diethyl-2-thiobarbitur-5-yl)methanes and crystallographic evidence for ground state polarisation in 1,3-diethyl-5-[4-(dimethylamino)benzylidene]-2-thiobarbituric acid
Jason Adamson, Benjamin J. Coe, Helen L. Grassam, John C. Jeffery, Simon J. Coles and Michael B. Hursthouse
J. Chem. Soc., Perkin Trans. 1, 1999, 2483-2488

DOI:

http://dx.doi.org/10.1039/A904015C

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