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1,2,4-triazino[6,5-e]-1,2,4-triazine

✍ Scribed by Hans Neunhoeffer; Heinz Hammann


Publisher
Elsevier Science
Year
1983
Tongue
French
Weight
186 KB
Volume
24
Category
Article
ISSN
0040-4039

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📜 SIMILAR VOLUMES


Zur Chemie der 1,2,4-Triazine, X. Synthe
✍ Neunhoeffer, Hans ;Hansa, Jendy ;Hammann, Heinz 📂 Article 📅 1985 🏛 John Wiley and Sons 🌐 English ⚖ 214 KB 👁 1 views

**Chemistry of 1,2,4‐Triazines, X. – Synthesis of 1,2,4‐Triazino[5,6‐__b__][1,4]benzodiazepinones** 6‐Amino‐1,2,4‐triazin‐5(2__H__)‐thiones **4a** – **f** react with isatoic anhydride (**5**) to give 1,2,4‐triazino‐[5,6‐__b__][1,4]benzodiazepinones **6a** – **f**. By reaction of 6‐amino‐3‐(__p__‐to

Zur Chemie der 1,2,4-Triazine, XI. Synth
✍ Neunhoeffer, Hans ;Hammann, Heinz 📂 Article 📅 1985 🏛 John Wiley and Sons 🌐 English ⚖ 214 KB 👁 1 views

**Chemistry of 1,2,4‐Triazines, XI. – Synthesis of 1,3,5‐Triazino[2,1‐__f__][1,2,4]triazines** Reaction of 6‐amino‐5‐(methylthio)‐1,2,4‐triazines **9a, b** with the dimer **8** of ethoxycarbonyl‐amino isocyanate affords for the first time the 1,3,5‐triazino[2,1‐__f__][1,2,4]triazines **13a, b**.

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a-Keto acid derivatives are versatile intermediates in organic synthesis. Previously, we have described several methodologies for the synthesis of these compounds, including cyanation of acyl chlorides, cyanocarbonylation of organic iodides, and double carbonylation of organic halides in the presenc