The CAS registry number of Sodium maleate is 371-47-1. Its EINECS registry number is 206-738-1. The IUPAC name is disodium (Z)-but-2-enedioate. In addition, the molecular formula is C₄H₄Na₂O₄ and the molecular weight is 162.04. It is also called 2-butenedioic acid (2Z)-, disodium salt. What's more, it is a kind of white amorphous powder and should be stored in a cool and dry place.

Physical properties about Sodium maleate are: (1)ACD/LogP: -0.01; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -3.12; (4)ACD/LogD (pH 7.4): -4.75; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 4; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 74.6 Å²; (13)Flash Point: 183 °C; (14)Enthalpy of Vaporization: 65.99 kJ/mol; (15)Boiling Point: 355.5 °C at 760 mmHg; (16)Vapour Pressure: 5.19E-06 mmHg at 25°C.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: [Na+].[Na+].[O-]C(=O)\C=C/C([O-])=O
(2)InChI: InChI=1/C4H4O4.2Na/c5-3(6)1-2-4(7)8;;/h1-2H,(H,5,6)(H,7,8);;/q;2*+1/p-2/b2-1-;;
(3)InChIKey: MSJMDZAOKORVFC-FWBRDAIDBJ

The toxicity data is as follows: