toluenesulfonic acid

noun
tol·​u·​ene·​sul·​fon·​ic acid
variants: or British toluenesulphonic acid \ ˌtäl-​yə-​ˌwēn-​səl-​ˌfän-​ik-​ How to pronounce toluenesulphonic acid (audio) \

Medical Definition of toluenesulfonic acid

: any of three isomeric crystalline oily liquid strong acids CH3C6H4SO3H of which the para isomer has important use in organic synthesis (as of dyes)

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