4-Dimethylaminoazobenzene-4'-sulfonyl chloride
5-Dimethylaminonapthalene-1-sulfonamide
5-Dimethylaminonapthalene-1-sulfonyl chloride
5-Dimethylaminonapthalene-1-sulfonyl fluoride
5-Dimethylaminonapthalene-1-sulfonohydrazide
9-Fluorenylmethylchloroformate