Ammonium succinate

Ammonium succinate is a chemical compound with the chemical formula C₄H₄O₄(NH₄)₂.^[2] This is an organic ammonium salt of succinic acid.

Ammonium succinate

Names
IUPAC name diazanium;butanedioate
Other names Diammonium succinate
Identifiers
CAS Number	2226-88-2 Y
3D model (JSmol)	Interactive image
ChemSpider	141144
ECHA InfoCard	100.017.055
EC Number	218-759-3
PubChem CID	14093702
UNII	DTZ9PEC9JL
CompTox Dashboard (EPA)	DTXCID3036652
InChI InChI=1S/C4H6O4.2H3N/c5-3(6)1-2-4(7)8;;/h1-2H2,(H,5,6)(H,7,8);2*1H3 Key: NHJPVZLSLOHJDM-UHFFFAOYSA-N
SMILES C(CC(=O)O)C(=O)O.N.N
Properties
Chemical formula	C4H12N2O4
Molar mass	152.150 g·mol−1
Appearance	colorless crystals
Density	1.601 g/cm3
Boiling point	236.1 °C
Solubility in water	soluble
Hazards
GHS labelling:[1]
Pictograms
Signal word	Warning
Hazard statements	H315, H319
Precautionary statements	P261, P280, P302, P305, P338, P351, P352
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Synthesis

Succinic acid reacts with ammonium carbonate to form ammonium succinate.

Also, a reaction of ammonia water with succinic acid:^[3][4]

2NH₄OH + H₂C₄H₄O₄ → C₄H₄O₄(NH₄)₂ + 2H₂O

Physical properties

Ammonium succinate forms colorless crystals, easily soluble in water.

Thermal decomposition of ammonium succinate produces succinimide.^[5]

Uses

The compound is used a mediator in medicine, lacquer manufacture, and in the production of perfume esters. It is also used in food as a sequestrant, buffer, and neutralizing agent.^[6]