海量图书期刊资源，随时随地畅享阅读乐趣
Sulphonation of alkylhydroquinonesA. Vandenberghe; J. F. Willems · 1965
The preparation of 5-substituted 1, 2, 4-triazoline-3-thiones and of alkylene and arylene 5, 5'-bis-l, 2, 4-triazoline-3-thionesJ. F. Willems; A. Vandenberghe · 1966