7230-17-3Relevant articles and documents
Synthesis of benzimidazolone derivatives based on 2-acylcyclohexane-1,3- diones alkoximes
Rubinov,Zheldakova,Rubinova,Lakhvich
experimental part, p. 1024 - 1030 (2009/07/05)
2-(1-Alkoxyiminoalkyl)cyclohexane-1,3-diones undergo at heating Beckmann rearrangement to give 6,7-dihydro-1,3-benzoxazol-4(5H)-one derivatives that under treatment with amines in acid medium are converted into 1,5,6,7-tetrahydro-4H-benzimidazol-4-ones. I