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  2. PMDTA - Wikipedia

    en.wikipedia.org/wiki/PMDTA

    Unlike diethylenetriamine, all three amines in PMDTA are tertiary. Both PMDTA and diethylenetriamine are tridentate ligands that form two five-membered chelate rings. The σ-donating properties of the amino groups of diethylenetriamine are greater than that of PMDTA in copper(II) complexes. [ 2 ]

  3. Amine - Wikipedia

    en.wikipedia.org/wiki/Amine

    Amine. In chemistry, amines (/ ə ˈ m iː n, ˈ æ m iː n /, [1] [2] UK also / ˈ eɪ m iː n / [3]) are compounds and functional groups that contain a basic nitrogen atom with a lone pair.Formally, amines are derivatives of ammonia (NH 3 (in which the bond angle between the nitrogen and hydrogen is 107°), wherein one or more hydrogen atoms have been replaced by a substituent such as an ...

  4. Tertiary (chemistry) - Wikipedia

    en.wikipedia.org/wiki/Tertiary_(chemistry)

    Tertiary is a term used in organic chemistry to classify various types of compounds (e. g. alcohols, alkyl halides, amines) or reactive intermediates (e. g. alkyl radicals, carbocations). Red highlighted central atoms in various groups of chemical compounds.

  5. Menshutkin reaction - Wikipedia

    en.wikipedia.org/wiki/Menshutkin_reaction

    In organic chemistry, the Menshutkin reaction converts a tertiary amine into a quaternary ammonium salt by reaction with an alkyl halide. Similar reactions occur when tertiary phosphines are treated with alkyl halides. Menshutkin-reaction. The reaction is the method of choice for the preparation of quaternary ammonium salts. [1]

  6. Category:Tertiary amines - Wikipedia

    en.wikipedia.org/wiki/Category:Tertiary_amines

    Pages in category "Tertiary amines" The following 96 pages are in this category, out of 96 total. This list may not reflect recent changes. 0–9. 1P-AL-LAD;

  7. Tris(2-aminoethyl)amine - Wikipedia

    en.wikipedia.org/wiki/Tris(2-aminoethyl)amine

    Tris(2-aminoethyl)amine is the organic compound with the formula N(CH 2 CH 2 NH 2) 3. This colourless liquid is soluble in water and is highly basic, consisting of a tertiary amine center and three pendant primary amine groups. Tris(2-aminoethyl)amine is commonly abbreviated as tren or TREN.

  8. These are the actual age ranges for Millennials, Gen Z, Gen ...

    www.aol.com/lifestyle/actual-age-ranges...

    Read moreThese are the actual age ranges for Millennials, Gen Z, Gen Alpha and more ... political polarization and the melting polar ice caps (as well as other climate change fall-out).

  9. Mountain range - Wikipedia

    en.wikipedia.org/wiki/Mountain_range

    A mountain range or hill range is a series of mountains or hills arranged in a line and connected by high ground. A mountain system or mountain belt is a group of mountain ranges with similarity in form, structure, and alignment that have arisen from the same cause, usually an orogeny . [ 1 ]