Magnesium diglutamate

Magnesium diglutamate[1]
Names
	IUPAC name Magnesium 4-amino-5-hydroxy-5-oxopentanoate
	Other names Magnesium glutamate; E625; Glutamic acid hemimagnesium salt
Identifiers
CAS Number	18543-68-5 ;
3D model (JSmol)	Interactive image;
ChemSpider	3306947 ;
ECHA InfoCard	100.038.542
E number	E625 (flavour enhancer)
PubChem CID	4092622;
UNII	U515Z7SI3O ;
	InChI InChI=1S/2C5H9NO4.Mg/c26-3(5(9)10)1-2-4(7)8;/h23H,1-2,6H2,(H,7,8)(H,9,10);/q;;+2/p-2 Key: MYUGVHJLXONYNC-UHFFFAOYSA-L ; InChI=1/2C5H9NO4.Mg/c26-3(5(9)10)1-2-4(7)8;/h23H,1-2,6H2,(H,7,8)(H,9,10);/q;;+2/p-2 Key: MYUGVHJLXONYNC-NUQVWONBAS;
	SMILES [Mg+2].O=C([O-])CCC(N)C(=O)O.[O-]C(=O)CCC(N)C(=O)O;
Properties
Chemical formula	C10H16MgN2O8
Molar mass	316.549 g·mol−1
Melting point	Tetrahydrate: 130 to 135 °C (266 to 275 °F; 403 to 408 K) (decomposes)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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	Infobox references

Magnesium diglutamate is a compound with formula Mg(C₅H₈NO₄)₂. It is a magnesium acid salt of glutamic acid.

It has the E number E625 and is used in foods as a flavor enhancer.

References

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