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Article: New chemistry study results reported from University of Aveiro.
- Article from:
- Chemicals & Chemistry
- Article date:
- May 15, 2009
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"Three novel large polyazatmacrocycles containing two 1,10-phenanthroline (phen) units connected by two polyamine spacers of different length, [32]phen(2)N(4), [30]phen(2)N(6) and Me-2[34]phen(2)N(6), have been synthesised and their protonated forms used as receptors for binding studies with several aromatic carboxylate anions (benzoate (bzc(-)), 1-naphthalate (naphc(-)), 9-anthracenate (anthc(-)), pyrene-1-carboxylate (pyrc(-)), phthalate, (ph(2-)), isophthalate (iph(2-)), terephthalate (tph(2-)), 2,5-dihydroxy-1,4-benzenediacetate (dihyac(2-)) and, 1,3,5-benzenetricarboxylate (btc(3-))) and three herbicides (4-amino-3,5,6-trichloropyridine-2-carbox- ylate (ATCP(-)), ...
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...According to recent research from Aveiro, Portugal, "The photosynthetic activity ... on an intertidal mudflat of the Ria de Aveiro, Portugal. Time series of physical variables ... Serodio and colleagues, University of Aveiro. The researchers concluded: "Hysteresis ...
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