Spectroscopy

IR spectroscopy in KBr pellets or Nujol mulls

solid complex 6 · Powder

IR spectra of synthesized compounds; silver(I) complexes measured from Nujol mulls between KBr disks.

Geometry: KBr pellet or Nujol mull
Context: spectroscopic comparison of ligand, salts and Ag complexes
Measurement source: p011-p012 / article pp.759-760 · IR spectroscopy · Table 7

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
nu(CN) IR frequency of compound 1	2238 cm^-1	—	—	Table Exact Reported	p012 / article p.760 · Table 7 · Table 7
nu(CN) IR frequency of compound 5	2205 cm^-1	—	—	Table Exact Reported	p012 / article p.760 · Table 7 · Table 7
nu(CN) IR frequency of complex 6Marked as a best value within this paper	2220 cm^-1	—	—	Table Exact Reported	p012 / article p.760 · Table 7 · Table 7
nu(CN) IR frequency of complex 7	2200 cm^-1	—	—	Table Exact Reported	p012 / article p.760 · Table 7 · Table 7
nu(CN) IR frequency of complex 8	2207 cm^-1	—	—	Table Exact Reported	p012 / article p.760 · Table 7 · Table 7
nu(CN) IR frequency of complex 9	2212 cm^-1	—	—	Table Exact Reported	p012 / article p.760 · Table 7 · Table 7

colourless crystals of compound 1 · Single Crystal

Solutions recorded over 200-1100 nm at 293 K; protonated 1 and anion 1- compared in solvents.

Temperature: 293
Atmosphere: solution
Context: ligand/anion electronic spectra
Measurement source: p003 / article p.751 · Materials and physical measurements

Property	Reported value	Normalised value	Uncertainty	Origin and quality	Source
*anion 1- n to pi transition wavelength**	approximately 410 nm (epsilon approximately 80)	—	approximately	Text Approximate	p010 / article p.758 · UV-vis spectra · Figure 9
solvatochromic shift between H2O and DMAA for anion 1-	76 nm; 47.5 kJ mol^-1	47.5 kJ mol^-1	—	Text Exact Reported	p010 / article p.758 · UV-vis spectra · Figure 9