Lithium perchlorate, anhydrous

• Catalog No.: 44225
• CAS Number: 7791-03-9
• M. F.: ClLiO4
• M. W.: 106.3916
• Purity: 99%

SYNONYMS

• Title: 高氯酸锂, 无水
• IUPAC name: lithium(1+) ion perchlorate
• IUPAC Traditional name: lithium(1+) ion perchlorate

DATABASE IDS

• EC Number: 232-237-2
• MDL Number: MFCD00011079
• Merck Index: 145539
• CAS Number: 7791-03-9

PROPERTIES

• Purity: 99%
• Apperance: Granular, Ampouled under argon
• Boiling Point: 400°C dec.
• Density: 2.43
• Melting Point: 236°C
• GHS Hazard statements: H270-H301-H315-H319-H335
• European Hazard Symbols: X
• European Hazard Symbols: Oxidising (O)
• GHS Precautionary statements: P220-P301+P310-P305+P351+P338-P302+P352-P405-P501A
• Risk Statements: 8-22-36/37/38
• Safety Statements: 17-26-36
• Storage Warning: Hygroscopic
• TSCA Listed: 是
• Hazard Class: 5.1
• UN Number: UN1481
• Packing Group: II

REFERENCES

• Mild Lewis acid, often used as its diethyl ether complex; for a brief review of this reagent, see: Synlett, 649 (2002). The complex promotes formation of dithioacetals from aldehydes and dithiols: J. Org. Chem., 59, 4665 (1994), Michael additions of silyl enol ethers: J. Org. Chem., 60, 5024 (1995), and rearrangement of epoxides to carbonyl compounds, giving better selectivity than BF₃: J. Org. Chem., 61, 1877 (1996). Efficient catalyst for transesterification of ?-keto esters under near-neutral conditions: Synlett, 1338 (2001). Has been found to increase dramatically the rate of the Baylis-Hillman reaction (see 1,4-Diazabicyclo[2.2.2]octane, A14003): Tetrahedron Lett., 40, 1539 (1999). Catalyzes the Michael addition of amines to ɑ,?-unsaturated esters, nitriles, amides or ketones under solvent-free conditions: Tetrahedron, 60, 383 (2004). Efficient catalyst for siliylation of hydroxyl groups under solvent-free, neutral conditions: Organometallics, 23, 1457 (2004).
• The combination with an acyl anhydride is a powerful acylating agent for aromatic compounds under solvent-free conditions: Tetrahedron Lett., 43, 6331 (2002).
• See also Lithium trifluoromethanesulfonate, 39322.