Spectrum Chemical manufactures and distributes fine chemicals with quality you can count on including those with CAS number 613-48-9, Whether you call it N,N-Diethyl-p-toluidine, 4-Diethylaminotoluene or N -N-Diethyl-4-methylaniline you can be assured the N,N-Diethyl-p-toluidine products offered by Spectrum, meet or exceed the grade requirements or specifications for each individual product.