In bromination of propyne, with bromine 1, 1, 2, 2-terabromopropane is obtained in 27% yield. The amount of 1, 1, 2, 2 tetrabromopropane obtained from 1 g of bromine in this reaction is ________________ x${10}^{-1}g.$ (Nearest integer)

(Molar mass : Bromine = 80 g/mol