SEARCH Articles Figures Tables Amino acids quaternary, formation Asymmetric reactions quaternary carbon center formation Complex Formation with Surfactants other than Quaternary Alkylammonium Salts Cyclization quaternary carbon center formation Enantioselectivity quaternary carbon center formation Heck reaction quaternary carbon center formation Quaternary Thiazolium Salts Formation Quaternary ammonium formation Quaternary chiral centers, formation Quaternary-salt formation Tertiary amines quaternary salt formation Tertiary and Quaternary Carbon Bond Formation