transannular — /trans an yeuh leuhr, tranz /, adj. Chem. of or pertaining to tautomerism in cyclic compounds that is characterized by the migration of an atom or group from one position in the ring to another. [TRANS + ANNULAR] * * * … Universalium
transannular — (ˈ)tran(t)|sanyələ(r), raan , nˈza adjective Etymology: trans + Latin annulus ring + English ar more at annulus : relating to or being tautomerism characterized by migration (as of a hydrogen atom) across a ring … Useful english dictionary
Tiffeneau-Demjanov rearrangement — The Tiffeneau Demjanov rearrangement (TDR) the chemical reaction of 1 aminomethyl cycloalkanols with nitrous acid to form an enlarged cycloketone.Ref|Tiffeneau1937After being in existence for over 65 years, the reaction is popular among organic… … Wikipedia
Tiffeneau–Demjanov rearrangement — The Tiffeneau Demjanov rearrangement (TDR) is the chemical reaction of a 1 aminomethyl cycloalkanol with nitrous acid to form an enlarged cycloketone. The Tiffeneau–Demjanov ring expansion, Tiffeneau–Demjanov rearrangement, or TDR, provides an… … Wikipedia