Ammonium tartrate
Chemical compound
From Wikipedia, the free encyclopedia
Ammonium tartrate is a chemical compound with the chemical formula (NH4)2C4H4O6.[1][2] This is an organic ammonium salt of tartaric acid.
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| Names | |
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| IUPAC name
diazanium;(2R,3R)-2,3-dihydroxybutanedioate | |
| Other names
L-(+)-Tartaric acid diammonium salt, Diammonium tartrate | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.019.654 |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| C4H12N2O6 | |
| Molar mass | 184.148 g·mol−1 |
| Appearance | colorless crystals |
| Density | 1.601 g/cm3 |
| Boiling point | 399.3 °C |
| soluble | |
| Hazards | |
| Flash point | 249.7 °C |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Synthesis
Ammonium tartrate can be prepared by the reaction of tartaric acid and ammonium carbonate.
Physical properties
Ammonium tartrate forms colorless crystals that slowly release ammonia if exposed to air.[3] Easily soluble in water,[4] also soluble in alcohol.[5]
Ammonium tartrate crystallizes in the monoclinic crystal system with the space group P21 (space group No. 4) with the lattice parameters a = 708 pm, b = 612 pm, c = 880 pm, β = 92.42 ° and Z = 2.[6]
Uses
The compound is used in textile industry and in medicine.[3][7]
Also can be used as an analytical reagent and an intermediate in organic synthesis.[8]