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10026-12-7 - Niobium(V) chloride, 99.9% (metals basis) - 11548 - Alfa Aesar

11548 Niobium(V) chloride, 99.9% (metals basis)

CAS-Nummer
10026-12-7
Synonyme

Größe Preis ($) Menge Verfügbarkeit
25g 60,40
100g 127,00
500g 557,00
Zum Warenkorb hinzufügen Zur Angebotsanfrage hinzufügen Artikel anzeigen

Niobium(V) chloride, 99.9% (metals basis)

MDL
MFCD00011127
EINECS
233-059-8

Chemische Eigenschaften

Formel
Cl5Nb
Molmasse
270.20
Form
-100 Mesh Powder, Packaged under argon
Schmelzpunkt
208.3°
Siedepunkt
248.2°
Dichte
2.74
Sensitivität
Moisture Sensitive
Löslichkeit
Soluble in alcohol, hydrochloric acid, carbon tetrachloride and chloroform.

Anwendungen

It is the precursor in the preparation of pure niobium, and ferroniobium. It is used as Lewis acid catalyst in the organic synthesis in activating alkenes in the carbonyl-ene reaction and the Diels-Alder reaction.

Bemerkungen

"It should be stored at desiccator and hygroscopic."

Literaturverweise

Heravi, M.M.; Nahavandi, F.; Sadjadi, S.; Oskooie, H. A.; Tajbakhsh, M. Convenient Synthesis of Bis(indol)alkanes by Niobium(V) Chloride. Synth. Commun. 2009, , 39, (18), 3285-3292.

Venkateswarlu, Y.; Leelavathi, P. Niobium (V) Chloride: An efficient Catalyst for the Synthesis of Quinoxalines. Lett. Organ. Chem. 2010,, 7, (3), 208-211.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H314-H318-H302

Causes severe skin burns and eye damage. Causes serious eye damage. Harmful if swallowed.

Sicherheitshinweise: P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P301+P312-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. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,6557
Gefahrenklasse
8
Verpackungsgruppe
III
Harmonized Tariff Code
2827.39
TSCA
Yes
RTECS
QU0350000

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