FourierSinTransform

FourierSinTransform[expr,t,ω] gives the symbolic Fourier sine transform of expr. 

FourierSinTransform[expr,{t1,t2,…},{ω1,ω2,…}] gives the multidimensional Fourier sine transform of expr. 

Please visit the official Wolfram Language Reference for more details and examples on core symbols.