2-Imidazolidinethione Explained

2-Imidazolidinethione is the organosulfur compound with the formula C2H2(NH)2C=S. It is a cyclic unsaturated thiourea with a short C=S bond length of 169 pm.[1] The compound is often referred to as 2-mercaptoimidazole, which is a tautomer that is not observed. The compound forms a variety of metal complexes.[2] In terms of bonding and reactivity, 2-imidazolidinethione is similar to mercaptobenzimidazole.

References

  1. 10.1021/acs.cgd.9b01204. Role of Staple Molecules in the Formation of S···S Contact in Thioamides: Experimental Charge Density and Theoretical Studies. 2019. Owczarzak. Agata. Dutkiewicz. Zbigniew. Kurczab. Rafał. Pietruś. Wojciech. Kubicki. Maciej. Grześkiewicz. Anita M.. Crystal Growth & Design. 19. 12. 7324–7335. 208708412 .
  2. 10.1002/zaac.200800161. Metal Derivatives of Heterocyclic Thioamides: Synthesis and Crystal Structures of Copper Complexes with 1-Methyl-1,3-imidazoline-2-thione and 1,3-Imidazoline-2-thione. 2008. Lobana. Tarlok S.. Sharma. Renu. Sharma. Rekha. Butcher. Ray J.. Zeitschrift für Anorganische und Allgemeine Chemie. 634. 10. 1785–1790.

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