Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 4115384 | N-cyanoaziridines N-Cyanoaziridines containing the grouping ##STR1## are obtained by reacting an ethylenically unsaturated compound with cyanogen azide (N3 CN). Exemplary is 3-cyanoazatricyclo[3.2.1.02.4 ] octane of the formula ##STR2## ... | 09/19/1978 |
| 4098831 | Nitrobenzotrichloride or bromide process In the hypohalite halogenation in a two phase aqueous/organic solvent medium of a mono- or dichloro- or bromo-methylnitrobenzene to a corresponding trihalomethylnitrobenzene, the improvement wherein the reaction is conducted in the presence of a phase tra... | 07/04/1978 |
| 3993704 | Para-nitrobenzotribromide process The conversion of p-nitrobenzal bromide to p-nitrobenzotribromide, an intermediate in the preparation of the insecticide, 1,5-bis(4-trifluoromethylphenyl)-3-cyanoformazan, by reacting p-nitrobenzal bromide with an alkali or alkaline earth metal hypobromit... | 11/23/1976 |
