teflic acid

• ChemBase ID: 129738
• Molecular Formular: F5HOTe
• Molecular Mass: 239.599356
• Monoisotopic Mass: 241.90097975
• SMILES: F[Te](F)(F)(F)(F)O
• Canonical SMILES: O[Te](F)(F)(F)(F)F
• InChI: InChI=1S/F5HOTe/c1-7(2,3,4,5)6/h6H
• InChIKey: OAOSLENTGBMCNC-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: teflic acid
• IUPAC Traditional name: teflic acid
• Synonyms: Teflic acid; Teflic acid; Tellurium fluoride hydroxide; Teflic acid; 氢氧化氟碲; 五氟氧代碲酸

Database IDs

• CAS Number: 57458-27-2
• MDL Number: MFCD00467079
• PubChem SID: 162224027
• PubChem CID: 15243876
• Chemspider ID: 10331773
• Wikipedia Title: Teflic_acid

CALCULATED PROPERTIES

• Acid pKa: 10.27312
• H Acceptors: 2
• H Donor: 1
• LogD (pH = 5.5): 1.1762927
• LogD (pH = 7.4): 1.1757219
• Log P: 1.1763
• Molar Refractivity: 10.0711 cm^3
• Polarizability: 8.849387 Å^3
• Polar Surface Area: 20.23 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: colorless solid
• Melting Point: ~40 °C(lit.); 39.1 °C
• Boiling Point: ~60 °C(lit.); 59.7 °C
• Density: 2.5 g/mL at 25 °C(lit.)
• Vapor Pressure: 0.24 atm ( 25 °C)

Safety Information

• European Hazard Symbols: Corrosive (C)
• UN Number: 3260
• German water hazard class: 3
• Hazard Class: 8
• Packing Group: 2
• Risk Statements: 34
• Safety Statements: 26-27-36/37/39-45
• GHS Pictograms: GHS05
• GHS Signal Word: Danger
• Main Hazard: corrosive, toxic
• GHS Hazard statements: H314
• GHS Precautionary statements: P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
• RID/ADR: UN 3260 8/PG 2

Product Information

• Empirical Formula (Hill Notation): HF5OTe

DETAILS

Sigma Aldrich - 432253

Application
Nearly ideal noncoordinating ligand with kinetic and oxidative stability1. Precursor to teflate-stabilized rhenium(VII) compounds2.
Packaging
Packaged under vacuum in breakseal ampules