21-2 Depicting Carbohydrate Stereochemistry: Fischer Projections Fischer projections Suggested by Emil Fischer(1891) Method to project a tetrahedral carbon onto a flat surface Tetrahedral carbon represented by two crossed lines Horizontal lines come out of the page -Vertical lines go back into page Press flat Fischer projectionFischer projections ▪ Suggested by Emil Fischer (1891) ▪ Method to project a tetrahedral carbon onto a flat surface ▪ Tetrahedral carbon represented by two crossed lines ▪ Horizontal lines come out of the page ▪ Vertical lines go back into page 21-2 Depicting Carbohydrate Stereochemistry: Fischer Projections