The Phosphoric acid,magnesium salt (2:3), with the CAS registry number 7757-87-1 and EINECS registry number 231-824-0, has the systematic name of magnesium phosphate (3:2). It is also called trimagnesium diphosphate. And the molecular formula of the chemical is Mg₃O₈P₂.

The characteristics of Phosphoric acid,magnesium salt (2:3) are as followings: (1)ACD/LogP: -2.15; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -5.41; (4)ACD/LogD (pH 7.4): -6.38; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)#H bond acceptors: 4; (8)#H bond donors: 3; (9)#Freely Rotating Bonds: 0; (10)Polar Surface Area: 87.57 Å²; (11)Boiling Point: 158 °C at 760 mmHg; (12)Vapour Pressure: 1.41 mmHg at 25°C.

Preparation and uses of Phosphoric acid,magnesium salt (2:3): It can be prepared by Magnesium oxide and phosphate under high temperature. And it can be used as nutritional supplements, anti-caking agent, Ph regulators and stabilizer. 

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])(=O)[O-].[O-]P([O-])([O-])=O
(2)InChI: InChI=1/3Mg.2H3O4P/c;;;2*1-5(2,3)4/h;;;2*(H3,1,2,3,4)/q3*+2;;/p-6
(3)InChIKey: GVALZJMUIHGIMD-CYFPFDDLAT