Aluminum,hydroxybis(octadecanoato-kO)- (300-92-5)

The IUPAC name of Aluminum distearate is di(octadecanoyloxy)aluminum hydrate. With the CAS registry number 300-92-5, it is also named as Hydroxybis(octadecanoato-O)aluminum. The product's categories are Industrial / Fine Chemicals; Organic-metal salt. It is white powder which is insoluble in water, ethanol and ether. In addition, this chemical is toxic, so people should not breathe dust and avoid contact with skin and eyes. So the storage environment should be ventilate, low-temperature and dry.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 8.22; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7.42; (4)ACD/LogD (pH 7.4): 5.63; (5)#H bond acceptors: 2; (6)#H bond donors: 1; (7)#Freely Rotating Bonds: 16; (8)Flash Point: 162.4 °C; (9)Enthalpy of Vaporization: 63.84 kJ/mol; (10)Boiling Point: 359.4 °C at 760 mmHg; (11)Vapour Pressure: 8.58E-06 mmHg at 25°C; (12)Rotatable Bond Count: 36; (13)Exact Mass: 611.519514; (14)MonoIsotopic Mass: 611.519514; (15)Topological Polar Surface Area: 53.6; (16)Heavy Atom Count: 42; (17)Complexity: 497.

Preparation of Aluminum distearate: It can be obtained by the following reaction:
C₁₇H₃₅COOH+NaOH→C₁₇H₃₅COONa+H₂O
4C₁₇H₃₅COONa+2NaOH+Al₂(SO₄)₃→thiis product +2Na₂(SO₄)₃

Uses of Aluminum distearate: It is used as raw material in the production of  metal antirusting agent. It is also used as waterproofing agent in building materials, thickener and polish in paints and inks, emulsifier in cosmetics, lubricant in plastic and so on. In addition, this chemical can be used as heat stabilizer in PVC. 

People can use the following data to convert to the molecule structure. 
1. SMILES:[Al+3].[OH-].[O-]C(=O)CCCCCCCCCCCCCCCCC.[O-]C(=O)CCCCCCCCCCCCCCCCC
2. InChI:InChI=1/2C18H36O2.Al.H2O/c2*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;;/h2*2-17H2,1H3,(H,19,20);;1H2/q;;+3;/p-3