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631-61-8 - Ammonium acetate, ACS, 97.0% min - 11599 - Alfa Aesar

11599 Ammonium acetate, ACS, 97.0% min

CAS-Nummer
631-61-8
Synonyme

Größe Preis ($) Menge Verfügbarkeit
500g 47,83
2kg 124,63
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Ammonium acetate, ACS, 97.0% min

MDL
MFCD00013066
EINECS
211-162-9

Chemische Eigenschaften

Formel
CH3COONH4
Molmasse
77.08
Form
Crystalline
Schmelzpunkt
ca 114° dec.
Flammpunkt
136°(277°F)
Dichte
1.17
Sensitivität
Hygroscopic
Löslichkeit
Soluble in cold water, methanol , SO<sub>2</sub> and acetone.

Anwendungen

Ammonium acetate is a reagent used in chromatographic analysis of various compounds such as oligos, proteins, and peptides. It is also employed with acetic acid to provide a buffer solution. Generally it behaves as a catalyst in many reactions like Knoevenagel, Borch. It is also employed as a nutrient additive.

Bemerkungen

Ammonium acetate is stable but deliquescent and it tends to lose ammonia. Decomposes in hot water. It is hygroscopic in nature.

Literaturverweise

Xia, S.; Zhang, H. Density Functional Theory Study of Selective Deacylation of Aromatic Acetate in the Presence of Aliphatic Acetate under Ammonium Acetate Mediated Conditions. J. Org. Chem. 2014, 79 (13), 6135-6142.

Attri, P.; Venkatesu, P.; Kumar, A. Activity and stability of α-chymotrypsin in biocompatible ionic liquids: enzyme refolding by triethyl ammonium acetate. Phys. Chem. Chem. Phys. 2011, 13, 2788-2796.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Merck
14,495
Beilstein
4186741
Harmonized Tariff Code
2915.29
TSCA
Yes
RTECS
AF3675000

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