𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Oxidation of substituted imidazolidin-4-ones: New alternative method preparation of 4,5-dihydro-1H-imidazol-5-ones

✍ Scribed by Illia Panov; Pavel Drabina; Zdeňka Padělková; Jiří Hanusek; Miloš Sedlák

Publisher
Journal of Heterocyclic Chemistry
Year
2010
Tongue
English
Weight
138 KB
Volume
47
Category
Article
ISSN
0022-152X

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Synthesis and characterization of substi
Synthesis and characterization of substituted (benzo[b]thiophen-2-yl)-4-methyl-4,5-dihydro-1H-imidazol-5-ones
✍ Miloš Sedlák; Pavel Drabina; Václav Lánský; Jiří Svoboda 📂 Article 📅 2008 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 303 KB

## Abstract magnified image Reactions of 3‐chlorobenzo[__b__]thiophene‐2‐carbonyl chloride with 2‐alkyl‐2‐aminopropanamides have been used to prepare a series of carboxamides **1a‐d** (yields 61‐85%). The products were submitted to base‐catalysed ring closure reactions to give the corresponding 4,

Preparation of substituted 1,3-dihydro-2
Preparation of substituted 1,3-dihydro-2H-imidazo[4,5-c]pyridin-2-ones
✍ Jan M. Bakke; Hanna S. H. Gautun; Harald Svensen 📂 Article 📅 2003 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 66 KB

## Abstract A new synthetic route to 6‐substituted‐imidazo[4,5‐__c__]pyridin‐2‐ons from 4‐aminopyridine has been investigated. 4‐Aminopyridine protected as alkyl carbamates were nitrated with dinitrogen pentoxide to the corresponding methyl, __i__‐propyl and __t__‐butyl 3‐nitropyridin‐4‐yl carbamat