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Specifications Synonyms: Tantalum pentachlorideCAS Number: 2126087Formula: Cl5TaFormula Weight: 358.21Linear Formula: TaCl5MDL No.: MFCD00011253Purity: 99.8% trace metals basisDensity: 3.68 g/mL at 25 C(lit.)EC Number: 231-755-6UNSPSC Code: 12352302Application: 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 distorted six-coordinate geometry. Also used as a starting material for new edge-bridged octahedral M6 cluster compounds such as CsErTa6Cl18, for which electron and stability studies were performed.RTECS: WW5600000RIDADR: UN 3260 8 / PGIIWGK Germany: 3R Codes: 22-34S Codes: 26-36/37/39-45IOD Codes: CSymbol: GHS05, GHS07Signal Word: DangerHazard Statements: H302-H314Precautionary statements: P280-P305 P351 P338-P310