625818-84-0Relevant academic research and scientific papers
Synthesis of 2-amino-4H-3,1-benzoxazines and 2-amino-4H-3,1-benzothiazines by the rearrangement of o-cyclopropylphenylureas and o- cyclopropylphenylthioureas
Fedotov,Trofimova,Romanov,Mochalov,Shabarov,Zefirov
, p. 96 - 105 (2008/12/21)
Syntheses are reported for 2-cyclopropylphenylureas and 2-cyclopropylphenylthioureas and the behavior of these compounds was studied under conditions for the acid-catalyzed opening of the cyclopropyl ring. Upon the action of concentrated sulfuric acid or
