The synthesis and spectral properties of hemins derived from tetra(p-tolyl)-porphyrin
作者:Carl D. Shaffer、Darel K. Straub
DOI:10.1016/s0020-1693(00)80830-0
日期:1989.4
Abstract Some 32 novel hemin alkoxides, aryloxides, hydroxamates, sulfonates, oximates and other derivatives have been prepared and their infrared, visible and Mossbauer spectra measured. Room temperature Mossbauer spectra can be classified into four general types: A, unsymmetrical doublet with lower energy peak broadened; B, singlet (or perhaps symmetrical unresolved doublet); C, unsymmetrical doublet
摘要制备了约32种新型的人血红素醇盐,芳基氧化物,异羟肟酸酯,磺酸盐,肟酸及其他衍生物,并对其红外,可见光和莫斯鲍尔光谱进行了测量。室温Mossbauer光谱可分为四种一般类型:A,具有较低的能量峰加宽的不对称双峰;B,单重态(或对称的未解析双态);C,具有较高能量峰的不对称双峰加宽;和D,解析度高的对称双峰。光谱的类型通常取决于轴向配体的σ碱度,尽管并非在每种情况下都如此。在血红素醇盐和芳醇盐的可见光谱中显示出对碱性的类似依赖性。红外数据表明,即使在通常是双齿的那些配体中,例如异羟肟酸酯,其单齿性也是如此。