We have large quantities manufactured & sale of ISO Butyl Bromide by Yogi Intermediates Pvt. Ltd. Isobutyl bromide has been synthesized from isobutyl alcohol using bromine and phosphorus, aqueous hydrobromic acid, and gaseous hydrobromic acid from isobutylene and gaseous hydrogen bromide or hydrogen bromide in glacial acetic acid; and by rearrangement of tertiary butyl bromide at 210-220°.