Productus
Tetraethylammonium bromide; Cas No.: 71-91-0
Synonyma: Bromide, tetraethylammonium; chloride, tetraethylammonium; hydroxide, tetraethylammonium, iodide, tetraethylammonium; Ion, tetraethylammonium; tetraethylammonium; tetraethylammonium; tetraethylammonium chloride; tetraethylammonium Hydroxide; Tetraethylammonium äthy: Tetraethylammonium Ion
Eget proprietas tetraethylammonium bromide
● aspectus / color: albus ad lucem flavo crystallino solidum
● Melting Point: CCLXXXV ° C (Dec.) (Lit.)
● Refractive Index: 1,442-1,444
● Psa:0.00000
● Density: 1.397 G / CM3
● Listp: -1.11320
● repono temp.store ad locus temperatus.
● sensitive.:hygroscopic
● Solubility.:Actonitrile: 0,1 g / ml calidum, patet, hyalinae
● aqua solubility.:2795 g / l (º XXV c)
● hydrogenii vinculum donator comitem: 0
● Hydrogenii vinculum acceptor comitem: I
● Rotatable vinculum comitem: IV
● Missam exact: 209.07791
● Gravis Atom comitem: X
● Complexity: 47.5
Notitia safty
● Picogram (s):
XI
● Codes periculo:
● Dicta: 36/37/38
● Salutis statements: 26-36-37 / XXXIX
Utilis
Euge classes:NITROGENIUM Composita -> Quaternary Ames
Canonica ridet:C (N +] (c) (cc) c. [Br-]
Usus:Tetraethylammonium bromide, potest esse sicut fons tetraethylammonium ions pro variis pharmaceutical studiis. Hoc etiam facultatem ad angustos K + channels in variis textuum. Tetraethylammonium bromide (TEAB) catalyzes the synthesis of thioesters by the oxidative coupling of aldehydes or alcohols with thiols or disulfides.It is used as a catalyst, along with o-iodoxybenzoic acid (IBX), in the oxidation of sulfides to sulfoxides and primary carboxamides to one-carbon dehomologated Nitriles.teab potest etiam esse in organicum template ad synthesize zeolite beta.
Detailed introductio et Applications
Tetraethylammonium bromide (Teabr) est a Quadernary Ammonium sal cum eget formula (C2H5) 4nbr. Est alba crystallina compositis, quod est solutum in solutionum solvents ut aqua et alcohol.
Teavr vulgo in organicum synthesim ut phase transferre Catalyst. Hoc faciliorem transitum reactants et ions inter immiscible augmenta per formationem complexorum cum anions et enhancing eorum solubility in organicis solvents. Hoc dat motus procedere magis efficenter et selectas. Teabr est praecipue utilis in reactiones ut nucleophilic substitutiones, Aldol condensationibus et polymerizations.
In addition ad partes ut catalyst, teabr quoque invenit applications in aliis locis. Quidam insignes usus includit:
Solvendo extraction:Teavebr potest ad extract et separatum metallum ions aqueum solutions. Adjuvat in extractionem metalla ut platinum, Palladii et aurum.
Superficiem Modification:Teavebr esse solebat mutare superficiem proprietatibus materiae et augendae eorum adhaesionem et disperii. Est usus in vestibulum coatings, pingit et adhesives.
Biological et Biochemical Research:Teabr est in variis biological et biochemical studiis ut stabililerit et ELOGIUM. Is iuvat in praeservando enzymes, proteins, et alias biomolucules, et quoque auxilium in Ion commutationem et dapibus renaturation processibus.
Analysis et separatio ars:Teabr est communis referat vexillum in Ion Chromatography et capillarium electrophoresis. Is assistit in separationem et idem diversis analytes secundum suum ionicis proprietatibus.
Medicamento Delivery Systems:Teabr est explored ut a potentiale component in medicamento partus systems propter suum biocompatibility et facultatem ad facilitate medicamento release.
Altiore, tetraethylammonium bromide est a versatile compositis cum diverse applications in organicum synthesis, metallum extractionem, superficiem modificatio et variis investigationis agris. Sua unica proprietatibus facere valuable tool pro range of scientific et industrialis processus.
