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Ammonium acetate (NH4CH3COO)- Crystalline

Ammonium acetate (NH4CH3COO)- Crystalline

CAS: 631-61-8
Molecular Formula: NH4CH3COO
Purity: 97%
Products Code: TR0701060800CY
Specification Model: -100 Mesh.etc
EINECS No.: 211-162-9
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Ammonium acetate (NH4CH3COO)- Crystalline introduce:

Characteristic




Ammonium acetate, also known as spirit of Mindererus in aqueous solution, is a chemical compound with the formula NH4CH3CO2. It is a white, hygroscopic solid and can be derived from the reaction of ammonia and acetic acid. It is available commercially.




Chemical formula:C2H7NO2

Molar mass:77.083 g·mol−1

Appearance:White solid crystals, deliquescent

Odor:Slightly acetic

Density:1.17 g/cm3 (20 °C);1.073 g/cm3 (25 °C)

Melting point:113 °C (235 °F; 386 K)

Solubility in water:102 g/100 mL (0 °C);148 g/100 mL (4 °C);143 g/100 mL (20 °C);533 g/100 mL (80 °C)

Solubility:Soluble in alcohol, SO2, acetone, liquid ammonia

Solubility in methanol:7.89 g/100 mL (15 °C);131.24 g/100 g (94.2 °C)

Solubility in dimethylformamide:0.1 g/100 g

Acidity (pKa):9.9

Basicity (pKb):33

Magnetic susceptibility (χ):-41.1·10−6 cm3/mol

Crystal structure:Orthorhombic




Application




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.
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