Table 4 Electronic spectral and magnetic moments of the ligand (L; PTHAC) and its metal complexes(1–3)

L

–

Nujol

240 nm, (41,667 cm⁻¹)

272 nm, (36,765 cm⁻¹)

292 nm, (34,246 cm⁻¹)

341 nm, (29,326 cm⁻¹)

–

–

(1)

2.0

Nujol

–

–

640 nm, (15,625 cm⁻¹)

(2)

6.2

Nujol

304 nm,(32,895 cm⁻¹)

338 nm,(29,586 cm⁻¹)

412 nm,(24,272 cm⁻¹)

614 nm,(16,287 cm⁻¹)

676 nm,(14,793 cm⁻¹)

(3)

3.9

Nujol

258 nm,(38,760 cm⁻¹)

284 nm,(35,211 cm⁻¹)

318 nm,(31,447 cm⁻¹)

358 nm,(27,933 cm⁻¹)

398 nm,(25,126 cm⁻¹)

420 nm,(23,810 cm⁻¹)

468 nm,(21,368 cm⁻¹)

504 nm,(19,841 cm⁻¹)

536 nm,(18,657 cm⁻¹)

708 nm,(14,124 cm⁻¹)