1957 Volume 77 Issue 8 Pages 888-890
Some data are given for the process of industrial manufacture of o-nitrobenzoic acid, 2, 4-dinitro-6-ethylphenol, 4-ethyl-1, 3-phenylene diisocyanate, and indole, comparatively easily and in a good yield, with the purpose of utilizing the by-product, 1-ethyl-2-nitrobenzene.