Preparation and application of (4, 5-bis (2-pyrimidinylmethylthio)-1, 3-dithiole-2-thioketone) chloride nickel

The invention belongs to the field of energy science and technology and bio-enzyme bionics, and particularly relates to preparation and application of a nickel complex as a hydrogen production electrocatalyst, the hydrogen production electrocatalyst is chloridized (4, 5-bis (2-pyrimidinylmethylthio)-1, 3-dithiole-2-thioketone) nickel ([dmit (CH2Pyr) 2NiCl2), and the hydrogen production electrocatalyst has the structural formula shown in the description. The nickel complex has the advantages of being simple in preparation method, mild in reaction condition, short in preparation period, high in yield and the like, and meanwhile, the nickel complex can be suitable for preparing other nitrogen heterocyclic ring modified dmit type S2N2 tetradentate ligand nickel complexes. The nickel complex shows efficient electro-catalytic hydrogen production activity in an acidic medium, and has potential application value in the field of hydrogen energy. 本发明属于能源科学技术和生物酶仿生学领域，具体为一种镍配合物作为制氢电催化剂的制备及其应用，该制氢电催化剂为氯化(4,5-二(2-嘧啶甲硫基)-1