Tantalum(V) chloride, also known as tantalum pentachloride, is an inorganic compound with the formula TaCl5.
T 0657 (OTTO) Tantalum(V) chloride anhydrous, powder, 99.99% Cas no 7721-01-9 - used to form mixed chloro-aryloxide compounds, such as [Ta(OC6H3-2,6-i-Pr2)2Cl3]2, which form pyridine or phosphine adducts with a distortedsix-coordinate geometry.