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2052-49-5 - Tetra-n-butylammonium hydroxide, 40% w/w aq. soln. - L02809 - Alfa Aesar

L02809 Tetra-n-butylammonium hydroxide, 40% w/w aq. soln.

CAS-Nummer
2052-49-5
Synonyme

Größe Preis ($) Menge Verfügbarkeit
50g 41,60
250g 115,00
1000g 297,00
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Tetra-n-butylammonium hydroxide, 40% w/w aq. soln.

MDL
MFCD00009425
EINECS
218-147-6

Chemische Eigenschaften

Formel
C16H37NO
Molmasse
259.48
Flammpunkt
None
Dichte
0.990
Brechungsindex
1.4080
Sensitivität
Air Sensitive
Löslichkeit
Miscible with organic solvents.

Anwendungen

Tetra-n-butylammonium hydroxide, 40% w/w aq. solution is used as a phase-transfer catalyst in organic synthesis especially for alkylation and condensation reactions. It is used as a curing accelerator for epoxy resins. It is also used in preparation of dichlorocarbene from chloroform.

Bemerkungen

Air sensitive and hygroscopic. Incompatible with strong acids and corrodes metal.

Literaturverweise

Useful base, either as the aqueous or methanolic (see following entries) solution, compare Benzyl­trimethyl­ammonium hydroxide, A14927, for a variety of alkylation and condensation reactions; see, e.g.: Synth. Commun., 13, 927 (1983). Forms salts with many anions which may then be extracted into organic solvents: Acta Chem. Scand.: 23, 2202, 2203, 2204 (1969).

Liu, X.; Jiao, Y.; Lin, C.; Sun, K.; Zhao, Y. PBDEs, hydroxylated PBDEs and methoxylated PBDEs in bivalves from Beijing markets. Chemosphere 2014, 110, 97-103.

Du, X.; Gellerstedt, G.; Li, J. Universal fractionation of lignin-carbohydrate complexes (LCCs) from lignocellulosic biomass: an example using spruce wood. Plant J. 2013, 74 (2), 328-338.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H314

Causes severe skin burns and eye damage.

Sicherheitshinweise: P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P363-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
3571228
Gefahrenklasse
8
Verpackungsgruppe
II
Harmonized Tariff Code
2923.90
TSCA
Yes
RTECS
BS5425000

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