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1.5-Substituted 4,5-Dihydro-1,2,4-triazin-3(2H)-ones from the Unprecedented Reaction between α-N-Protected Amino Acid Hydrazides and NaBH4
Giancarlo Verardo, Paola Geatti, Marcello Merli, Paolo Strazzolini
European Journal of Organic Chemistry, Volume 2006, Issue 11, pages 2638–2643, June 2006
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http://dx.doi.org/10.1002/ejoc.200500989Kh. Lozanova, D. Simov and V. Kalcheva
Chemistry of Heterocyclic Compounds, Volume 23, Number 9, 1024-1026
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http://dx.doi.org/10.1007/BF00475374Yoshinori Nakayama, Yuzuru Sanemitsu, Masato Mizutani, Hirosuke Yoshioka
Journal of Heterocyclic Chemistry, Volume 18, Issue 3, pages 631–632, May 1981
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http://dx.doi.org/10.1002/jhet.5570180339