Nitrosonium tetrafluoroborate

• Catalog No.: A15806
• CAS Number: 14635-75-7
• M. F.: BF4NO
• M. W.: 116.8107128
• Purity: 98%

SYNONYMS

• Title: 四氟硼酸亚硝鎓
• IUPAC name: iminooxidanium; tetrafluoroboranuide
• IUPAC Traditional name: nitrosonium tetrafluoroborate
• Synonyms: Nitrosyl tetrafluoroborate

DATABASE IDS

• CAS Number: 14635-75-7
• EC Number: 238-679-2
• Merck Index: 146649
• MDL Number: MFCD00011433

PROPERTIES

• Purity: 98%
• Boiling Point: 250°C/0.01mm subl.
• Density: 2.185
• Melting Point: 250°C subl.
• GHS Hazard statements: H314-H318
• European Hazard Symbols: Corrosive (C)
• GHS Precautionary statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A
• Risk Statements: 31-34
• Safety Statements: 7/8-26-36/37/39-45
• Storage Warning: Moisture Sensitive
• TSCA Listed: 是
• Hazard Class: 8
• UN Number: UN3260
• Packing Group: II

REFERENCES

• Undergoes an interesting insertion reaction with diarylcyclopropanes: Chem. Lett., 233 (1988):
  
• With excess reagent, oxidation of the isoxazoline to the isoxazole occurs.
• Crystalline nitrosating agent: Secondary amines to nitrosamines: Chem. Ber., 89, 2374 (1956); deamination of primary amides: J. Org. Chem., 30, 2386 (1965); conversion of arylhydrazines to azides: Tetrahedron Lett., 28, 5091 (1987). In organic solvents, converts arylamines directly to diazonium tetrafluoroborates which undergo the Balz-Schiemann reaction (see Tetrafluoroboric acid, L14037) in situ to give high yields of aryl fluorides: Chem. Ber., 88, 1939 (1955); EP 430,434 (1991). Methyl or methoxy substituted aromatics in acetonitrile give the nitrosoaromatics in good yield: J. Org. Chem., 59, 5573 (1994).
• Convenient catalyst for iodination of aromatics by iodide ion with air as oxidant: J. Org. Chem., 53, 3548 (1988), or for addition of iodine (or iodine + nucleophile) to alkenes: Acta Chem. Scand. B, 43, 902 (1989).