Chem. [f. TRI- 5 a + ACET(IC + -IN1 (the termination of the compound ethers of glycerin: see ACETIN).] Glyceryl triacetate, C3H5(OC2H3O)3, the compound ether or ester of glycerin or glycerol, C3H5(OH)3, and acetic acid, C2H4O2, the three H atoms of the OH groups in glycerol being replaced by three acetyl groups, C2H3O; also called acetic triglyceride; a colorless liquid boiling at 258–259°C.; it is found in the oil of the seeds of the spindle-tree.
1858. Fownes, Elem. Chem. (ed. 7), 504. Berthelot has pointed out three classes of compounds which glycerin is capable of forming…. With acetic acid, for instance, it forms three combinations … monacetin, diacetin, and triacetin.
