title: Pentafluorobenzylation of O4-ethylthymidine and analogues by phase-transfer catalysis for determination by gas chromatography with electron capture detection.
mesh_terms: D002384:Catalysis; D002849:Chromatography, Gas; D004563:Electrochemistry; D005464:Fluorobenzenes; D013936:Thymidine / Q000031:analogs & derivatives* / Q000032:analysis; D005466:Fluorocarbons
chemical_list: D005464:Fluorobenzenes; D013936:Thymidine; C025063:pentafluorobenzyl bromide; D005466:Fluorocarbons; C030119:O(4)-ethylthymidine