2815. RICE, F. O. Attempts to Prepare the Methylene Radical by the Thermal Decomposition of Hydrocarbons. Jour. Am. Chem. Soc., vol. 61, 1939, p. 213; Chem. Abs., vol. 33, 1939, p. 1663. Results indicate that trivalent C radicals are the primary products of organic dissociations, and even in the few cases, such as CH2N2 and CH2:CO, in which CH2 is the primary product, it passes readily into the trivalent state. |