95407-89-9Relevant articles and documents
THE SYNTHESIS OF PYRROLOPYRAZIN-1(2H)-ONES AND PYRROLOPYRIDAZIN-6(5H)-ONES
McHattie, Derek,Buchan, Robert,Fraser, Martin,Lin, Paul V. S. Kong Thoo
, p. 1759 - 1771 (2007/10/02)
The pyrrolopyrazin-1(2H)-ones (10), (11), (12) and (13) and the pyrrolopyridazin-6(5H)-one (18) were prepared either a) directly by Chichibabin quaternisation-cyclisation of the corresponding methoxymethylpyrazine or pyridazine or b) by hydr