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The reaction of hydrazine hydrate on bisformamidobenzaldehydes; corrections to our paper on “a new synthesis of 1,2,4,6-tetrazepines”

✍ Scribed by G.S. Sidhu; G. Thyagarajan; Nagabhushan Rao


Book ID
104223244
Publisher
Elsevier Science
Year
1965
Tongue
French
Weight
99 KB
Volume
6
Category
Article
ISSN
0040-4039

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## Abstract magnified image The reaction of __N__‐(3‐carbethoxy‐4,5,6,7‐tetrahydrobenzo[__b__]thien‐2‐yl)‐__N__′‐phenylthiourea (**1**) with hydrazine hydrate in 1‐butanol afforded a mixture of compounds **2, 3** and **4**. Treatment of **3** and **4** with nitrous acid gave **6** and **8** respec