Dipyridine
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dipyridine — noun A bicyclic heterocycle consisting of two fused pyridine rings … Wiktionary
C10H10N2 — Dipyridine Di*pyr i*dine (?; 104), n. [Pref. di + pyridine.] (Geom.) A polymeric form of pyridine, {C10H10N2}, obtained as a colorless oil by the action of sodium on pyridine. [1913 Webster] … The Collaborative International Dictionary of English
astatine — /as teuh teen tin/, n. Chem. a rare element of the halogen family. Symbol: At; at. no.: 85. [1945 50; < Gk ástat(os) not steadfast, unstable (see ASTATIC) + INE2] * * * ▪ chemical element Introduction radioactive chemical element and the… … Universalium
Pyridine — Pyridine … Wikipedia
Collins reagent — is the complex of chromium(VI) oxide with pyridine in dichloromethane.[1][2] It is used to selectively oxidize primary alcohols to the aldehyde, and will tolerate many other functional groups within the molecule. It can be used as an alternative… … Wikipedia
Sauerstoff — Eigenschaften … Deutsch Wikipedia
EuFOD — Other names Eu(fod)3 Identifiers … Wikipedia
COBALT — Le cobalt (symbole Co, numéro atomique 27) est un métal placé sur la première ligne de la colonne VIII a, entre le fer et le nickel; il existe des analogies nombreuses entre cet élément, le rhodium et l’iridium. Le cobalt naturel, de masse… … Encyclopédie Universelle
