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  2. 1-Aminopentane - Wikipedia

    en.wikipedia.org/wiki/1-aminopentane

    1-Aminopentane is an organic compound with the formula CH 3 (CH 2) 4 NH 2. It is used as a solvent , as a raw material in the manufacture of a variety of other compounds, including dyes, emulsifiers , and pharmaceutical products, [ 1 ] and as a flavoring agent .

  3. Pentamine - Wikipedia

    en.wikipedia.org/wiki/Pentamine

    This drug article relating to the nervous system is a stub. You can help Wikipedia by expanding it.

  4. NYT ‘Connections’ Hints and Answers Today, Friday, December 13

    www.aol.com/nyt-connections-hints-answers-today...

    Related: The 26 Funniest NYT Connections Game Memes You'll Appreciate if You Do This Daily Word Puzzle Hints About Today's NYT Connections Categories on Friday, December 13 1.

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  6. Disentanglement puzzle - Wikipedia

    en.wikipedia.org/wiki/Disentanglement_puzzle

    Most puzzle solvers try to solve such puzzles by mechanical manipulation, but some branches of mathematics can be used to create a model of disentanglement puzzles. Applying a configuration space with a topological framework is an analytical method to gain insight into the properties and solution of some disentanglement puzzles.

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  8. Knorr pyrrole synthesis - Wikipedia

    en.wikipedia.org/wiki/Knorr_pyrrole_synthesis

    Levi and Zanetti extended the Knorr synthesis in 1894 to the use of acetylacetone (2,4-pentanedione) in reaction with ethyl 2-oximinoacetoacetate. The result was ethyl 4-acetyl-3,5-dimethylpyrrole-2-carboxylate, where "OEt" = R 1 = R 3 = Me, and R 2 = COOEt. [9] The 4-acetyl group could easily be converted to a 4-ethyl group by Wolff-Kishner ...

  9. 3-Aminopentane - Wikipedia

    en.wikipedia.org/wiki/3-Aminopentane

    3-Aminopentane is the organic compound with the formula (CH 3 CH 2) 2 CHNH 2. It is a colorless liquid. It is a colorless liquid. It is of interest for producing soluble imides and imines without introducing a chiral center.