CAS 133367-32-5

H-His(1-Mtt)-OH, also known as Nα-Methylthio-1H-imidazole-4-acetic acid, is a chemical compound that belongs to the class of amino acids, specifically a derivative of histidine. This compound features a histidine backbone modified with a methylthio group at the nitrogen position, which enhances its properties for various biochemical applications. It is typically used in peptide synthesis and as a building block in the development of pharmaceuticals and bioconjugates. The presence of the methylthio group can influence the compound's solubility, stability, and reactivity, making it useful in specific synthetic pathways. H-His(1-Mtt)-OH is often utilized in research settings, particularly in studies involving protein interactions and modifications. Its CAS number, 133367-32-5, allows for easy identification and retrieval of information regarding its properties and applications in chemical databases. As with many amino acid derivatives, it is essential to handle this compound with care, following appropriate safety protocols in laboratory environments.