quatern

quatern

• n.the cardinal number that is the sum of three and one

  同义词：four4IVtetradquaternionquaternaryquaternityquartetquadrupletfoursomeLittle Joe

英英释义

quatern

• n.the cardinal number that is the sum of three and one

  同义词：four4IVtetradquaternionquaternaryquaternityquartetquadrupletfoursomeLittle Joe

权威例句

New method for the quaternization of chitosan
Composes quaternaires de panthenol et utilisation desdits composes
Quaternization Kinetics. V. Di-tertiary Amines with Butyl Bromide in Propylene Carbonate1
Homogeneous Quaternization of Cellulose in NaOH/Urea Aqueous Solutions as Gene Carriers
Quaternization of N-aryl chitosan derivatives: synthesis, characterization, and antibacterial activity
Effect of the degree of quaternization of N-trimethyl chitosan chloride on the permeability of intestinal epithelial cells (Caco-2)
Electrospun nano-fibre mats with antibacterial properties from quaternised chitosan and poly(vinyl alcohol)
Effect of degree of quaternization of N -trimethyl chitosan chloride for enhanced transport of hydrophilic compounds across intestin...
Internally Cationic Polyamidoamine PAMAM-OH Dendrimers for siRNA Delivery: Effect of the Degree of Quaternization and Cancer Targeting
A Rational Approach to Catalytic Enantioselective Enolate Alkylation Using a Structurally Rigidified and Defined Chiral Quaternary A...