Zirconium(IV) chloride

• Catalog No.: L14891
• CAS Number: 10026-11-6
• M. F.: Cl4Zr
• M. W.: 233.036
• Purity: 98%, cont. 1-2% hafnium(IV) chloride

SYNONYMS

• Title: 氯化锆(IV)
• IUPAC name: tetrachlorozirconium
• IUPAC Traditional name: zirconium(IV) chloride
• Synonyms: Zirconium tetrachloride

DATABASE IDS

• MDL Number: MFCD00011306
• CAS Number: 10026-11-6
• Merck Index: 1410174
• EC Number: 233-058-2

PROPERTIES

• Purity: 98%, cont. 1-2% hafnium(IV) chloride
• Density: 2.803
• Melting Point: 331°C subl.
• GHS Hazard statements: H314-H318-H302
• European Hazard Symbols: X
• European Hazard Symbols: Corrosive (C)
• GHS Precautionary statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A
• Risk Statements: 14-22-34
• RTECS: ZH7175000
• Safety Statements: 8-20-26-30-36/37/39-45-60
• Storage Warning: Moisture Sensitive
• TSCA Listed: 是
• Hazard Class: 8
• UN Number: UN2503
• Packing Group: III

REFERENCES

• Lewis acid. Promotes the rearrangement of hydroxy sulfones to ketones: J. Chem. Soc., Chem. Commun., 2289 (1994).
• Catalyzes the trans-hydrostannylation of acetylenes with Tri-n-butyltin hydride, A13298: J. Chem. Soc., Chem. Commun., 2405 (1995); J. Org. Chem., 61, 4568 (1996). Allylstannanes also add trans-selectively to acetylenes under similar conditions: J. Chem. Soc., Chem. Commun., 1513 (1996).
• Superior catalyst for the Fries rearrangement of aryl acetates, giving the least hindered ortho-acetyl phenol in high yields at ambient temperatures: Tetrahedron Lett., 37, 7659 (1996).
• In the presence of ZrCl₄, chloromethyl ethers are formed under mild conditions from acid chlorides and trioxane or paraformaldehyde: Tetrahedron Lett., 43, 6317 (2002).
• Highly efficient and reusable catalyst for acetylation of phenols, thiols, amines and alcohols under solvent-free conditions, claimed to be superior to metal triflates: Synlett, 627 (2004).
• For a brief feature on uses of this reagent in synthesis, see: Synlett, 1073 (2003).