Results 111 to 120 of about 28,542 (223)

Novel neutral iron(II) isocyanide maleonitrile dithiolate [Fe(S2C2(CN)2)(t-BuNC) 4] compound

open access: yesQuímica Nova, 2004
FeBr2 reacts with the S2C2(CN)2(2-) ion (1:1 ratio) in the presence of an excess of t-BuNC in THF to give the mixed ligand [Fe(S2C2(CN)2)(t-BuNC) 4] compound.
Milton K. Morigaki   +7 more
doaj   +1 more source

Facile synthesis of 1H-imidazo[1,2-b]pyrazoles via a sequential one-pot synthetic approach

open access: yesBeilstein Journal of Organic Chemistry, 2014
5-Aminopyrazole-4-carbonitrile and ethyl 5-aminopyrazole-4-carboxylate, as potential trifunctional building blocks are introduced in a facile, chemo- and regioselective multicomponent assembly of imidazo[1,2-b]pyrazoles via the Groebke–Blackburn–Bienaymé
András Demjén   +4 more
doaj   +1 more source

Rapid construction of tricyclic tetrahydrocyclopenta[4,5]pyrrolo[2,3-b]pyridine via isocyanide-based multicomponent reaction

open access: yesBeilstein Journal of Organic Chemistry
An efficient protocol for the synthesis of polyfunctionalized tetrahydrocyclopenta[4,5]pyrrolo[2,3-b]pyridine-3,4b,5,6,7(1H)-pentacarboxylates was developed by a three-component reaction.
Xiu-Yu Chen   +3 more
doaj   +1 more source

Mopra line survey mapping of NGC6334I and I(N) at 3mm

open access: yes, 2010
A 5'x5' region encompassing NGC6334I and I(N) has been mapped at a wavelength of 3mm (from 83.5 to 115.5GHz) with the Mopra telescope at an angular resolution between 33 arcsec and 36 arcsec.
A. J. Walsh   +40 more
core   +1 more source

Optical Investigation of 2-amino-7-isocyanofluorene, a Novel Blue-Emitting Solvatochromic Dye

open access: yesColorants
Smart solvatochromic isocyano-aminoarenes (ICAArs) have been gaining attention owing to their unique photophysical, antifungal and anticancer properties.
Bence Kontra   +3 more
doaj   +1 more source

The chemical diversity of comets

open access: yes, 2009
A fundamental question in cometary science is whether the different dynamical classes of comets have different chemical compositions, which would reflect different initial conditions.
A. Lecacheux   +16 more
core   +1 more source

Force Constants of Coordinated CO and β-amino Substituted Isocyanides Using Infrared Spectroscopy [PDF]

open access: yes, 2014
Metal carbonyls and isocyanides have characteristic peaks in infrared spectra. While the energies are useful in a qualitative determination of relative bond strengths, a more quantitative approach is needed to cross-compare similar complexes.
Avena, Laura
core   +1 more source

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