Bismuth(III) chloride

• Catalog No.: A10510
• CAS Number: 7787-60-2
• M. F.: BiCl3
• M. W.: 315.3394
• Purity: 98% (dry wt.), may cont. up to 3% water

SYNONYMS

• Title: 氯化铋(III)
• IUPAC name: bismuth(3+) ion trichloride
• IUPAC Traditional name: bismuth(3+) ion trichloride

DATABASE IDS

• EC Number: 232-123-2
• MDL Number: MFCD00003461
• Merck Index: 141262
• CAS Number: 7787-60-2

PROPERTIES

• Purity: 98% (dry wt.), may cont. up to 3% water
• Boiling Point: ca 430°C subl.
• Density: 4.75
• Melting Point: 230-232°C
• 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: 34
• RTECS: EB2690000
• Safety Statements: 26-36/37/39-45
• Storage Warning: Hygroscopic
• TSCA Listed: 是
• Hazard Class: 8
• UN Number: UN3260
• Packing Group: III

REFERENCES

• Promotes the chemoselective deprotection of N-Boc amino acids and peptides: Tetrahedron Lett., 47, 389 (2006).
• For a brief feature on Bi(III) catalysts, see: Synlett, 1194 (2001). For a review of their use in acylation and sulfonylation reactions, see: Synlett, 181 (2002).
• Lewis acid catalyst which promotes the rearrangement of acetanilides to o-amino ketones: Tetrahedron Lett., 3217 (1976).
• Catalyzes the addition of 1,3-dicarbonyl compounds to Michael acceptors under solvent-free conditions with microwave irradiation: Tetrahedron Lett., 38, 1449 (1997).
• For catalysis of Diels-Alder and hetero Diels-Alder reactions, see: J. Org. Chem., 62, 4880 (1997); Tetrahedron Lett., 39, 1161 (1998).
• Silyl enol ethers can be ɑ-acylated with acyl chlorides in the presence of a catalytic amount of BiCl₃ and NaI or ZnI₂; other Lewis acids such as ZnCl₂ were less effective: J. Org. Chem., 61, 3885 (1996).
• Arenes undergo sufonylation by heating with arenesulfonyl chlorides in the presence of BiCl₃ (5 mol%) and triflic acid (10 mol%) to give high yields of mixed diaryl sulfones; neither BiCl₃ nor TfOH alone is effective: Tetrahedron Lett., 40, 9233 (1999).