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2,2,6,6-Tetramethylpiperidine, abbreviated TMP, HTMP, or TMPH, is an organic compound of the amine class. In appearance, it is a colorless liquid and has a "fishy", amine-like odor. In appearance, it is a colorless liquid and has a "fishy", amine-like odor.
4-Hydroxy-TEMPO or TEMPOL, formally 4-hydroxy-2,2,6,6-tetramethylpiperidin-1-oxyl, is a heterocyclic compound. Like the related TEMPO , it is used as a catalyst and chemical oxidant by virtue of being a stable aminoxyl radical .
iPhone OS 2 is the second major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 1.It was the first version of iOS to support third-party applications via the App Store. iPhone OS 2.2.1 is the final version of iPhone OS 2.
Prehistoric and Pre-Columbian Era: until 1607: Colonial Era: 1607–1765: 1776–1789 American Revolution 1765–1783 Confederation period 1783–1788: 1789–1815 ...
The channel started broadcasting on October 1, 1993, the first program seen on the new network being the Estonian animated film Kapsapea (Cabbage Head). [4] The channel in its initial phase broadcast on weekends, beginning December 17 that year, week-round broadcasts started.