melassic

from The Century Dictionary.

• Pertaining to or obtained from molasses: as, melassic acid.
• Noting an acid, a colorless compound, C₆H₆O₃ (?), formed by the action of alkali on glucose.

from the GNU version of the Collaborative International Dictionary of English.

• adjective (Chem.) Pertaining to, or designating, an acid obtained from molasses or glucose, and probably identical with saccharic acid (also called D-glucaric acid or tetrahydroxyadipic acid). See saccharic.