Aluminium lactate

Aluminium lactate is a chemical compound, a salt of aluminium and lactic acid with the formula Al(C₃H₅O₃)₃.^[1][2]

Aluminium lactate

Names
Other names Aluminium trilactate, tris(2-hydroxypropanoato)aluminium
Identifiers
CAS Number	18917-91-4 Y
3D model (JSmol)	Interactive image
ChemSpider	83440
ECHA InfoCard	100.038.776
EC Number	242-670-9
PubChem CID	16683018
CompTox Dashboard (EPA)	DTXSID9036989
InChI InChI=1S/3C3H6O3.Al/c3*1-2(4)3(5)6;/h3*2,4H,1H3,(H,5,6);/q;;;+3/p-3 Key: VXYADVIJALMOEQ-UHFFFAOYSA-K
SMILES CC(C(=O)O[Al](OC(=O)C(C)O)OC(=O)C(C)O)O
Properties
Chemical formula	C9H15AlO9
Molar mass	294.192 g·mol−1
Appearance	White powder
Melting point	300 °C (572 °F; 573 K)
Solubility in water	Soluble
Hazards
GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319, H335
Precautionary statements	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

Aluminium lactate is obtained by precipitating a solution of the barium salt by aluminium sulfate.^[3]

Physical properties

Aluminium lactate appears as a white powder which is soluble in water.

Use

Aluminium lactate is used as a mordant.^[4]

It is suitable for use in both the cosmetic^[5] and oral industries.^[6][7]

Aluminium lactate is also used as a precursor for sol–gel synthesis of alumina-based glasses.^[8]