... 4 bromoethaneethyl bromideUseUses in the organic synthesis, the synthesis medicine, the refrigerant and so on, also makes the resolver1 ... fumigant. Dressing medicinal preparation and precipitating agent raw material. Medicine, spice, dye and so on intermediate.1-BromobutaneUseMay make ... organic synthesis raw material. May also serve as the medicine, the dye and spice raw materialethyl bromide,1- ...