2-Naphthalenethiol  2-Naphthalenethiol is an organosulfur compound with the formula C10H7SH. It is a white solid. It is one of two monothiols of naphthalene, the other being 1-naphthalenethiol.  2-Naphthalenethiol is prepared from 2-naphthol by the Newman–Kwart rearrangement using the thiocarbamate. It undergoes lithiation at the 1 and 3-position. It can be used as a flavouring agent.