.1 Acetoacetic Ester Condensation 2 Acetoacetic Ester Syntheses 3 Acyloin Condensation 4 Adkins Catalyst 5 Adkins-Peterson Reaction 6 Akabori Amino Acid Reactions 7 Alder-Rickert Rule 8 Aldol-Condensation 9 Algar-Flynn-Olyamada(AFO)Reaction 10 Allan-Robinson Reaction 11 Allylic Rearrangement 12 Amadori Rearrangement 13 Andrussov Oxidation 14 Arens-van Dorp Synthesis; Isler Modification 15 Arndt-Eistert Synthesis 16 Auwers Synthesis 17 Aza-Claisen Rearrange