sulphovinic

from The Collaborative International Dictionary of English v.0.48

Sulphovinic \Sul`pho*vin"ic\, a. [Sulpho- + vinum wine: cf. F.
   sulfovinique.] (Chem.)
   Of, pertaining to, and formerly designating, ethylsulphuric
   acid.
   [1913 Webster]