4-Acetamido-2,2,6,6-tetramethyl-1-oxopiperidiniumTetrafluoroborate , 98% , 219543-09-6

Synonym(s):
4-Acetamido-2,2,6,6-tetramethyl-1-oxopiperidinium tetrafluoroborate;Bobbitt′s Salt

CAS NO.：219543-09-6

Empirical Formula: C11H21BF4N2O2

Molecular Weight:

MDL number:

PRODUCT Properties

• Melting point: 191-197°C (decomposition)
• storage temp.: 2-8°C
• solubility: soluble in Methanol
• form: powder to crystal
• color: Light yellow to Yellow to Orange

Description and Uses

Bobbitt′s salt (4-NHAc-TEMPO⁺ BF₄ ?)?can be used as a reagent in:???????

• Oxidation of alcohols to their concomitant aldehyde, ketone or carboxylic acid.??????
• Conversion of aldehydes to hexafluoroisopropyl (HFIP) esters via oxidative esterification.,·????????
• Deprotection of allyl ethers to corresponding aldehydes.
• ?Preparation of α,β-unsaturated ketones by dehydrogenation of perfluoroalkyl ketones.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26
• RIDADR: UN 1759 8/PG III
• WGK Germany: 3
• HS Code: 2933.39.9200
• HazardClass: 8
• PackingGroup: III