The Carbonic acid, dibutyl ester, with the CAS registry number 542-52-9, is also known as Di-n-butylcarbonate. It belongs to the product category of Carbonates. Its EINECS number is 208-816-0. This chemical's molecular formula is C₉H₁₈O₃ and molecular weight is 174.24. What's more, its systematic name is dibutyl carbonate.

Physical properties of Carbonic acid, dibutyl ester are: (1)ACD/LogP: 3.34; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 3.34; (4)ACD/LogD (pH 7.4): 3.34; (5)ACD/BCF (pH 5.5): 201.79; (6)ACD/BCF (pH 7.4): 201.79; (7)ACD/KOC (pH 5.5): 1554.03; (8)ACD/KOC (pH 7.4): 1554.03; (9)#H bond acceptors: 3; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 8; (12)Polar Surface Area: 35.53 Å²; (13)Index of Refraction: 1.419; (14)Molar Refractivity: 47.26 cm³; (15)Molar Volume: 186.9 cm³; (16)Polarizability: 18.73×10^-24cm³; (17)Surface Tension: 29.2 dyne/cm; (18)Density: 0.932 g/cm³; (19)Flash Point: 76 °C; (20)Enthalpy of Vaporization: 44.34 kJ/mol; (21)Boiling Point: 207.2 °C at 760 mmHg; (22)Vapour Pressure: 0.228 mmHg at 25°C.

Preparation: this chemical can be prepared by 1-bromo-butane and Potassium carbonate at the temperature of 100 °C. This reaction will need solvent dimethylformamide and catalyst 5 mol percent hexabutyldistannoxane ((Bu₃Sn)₂O) with the reaction time of 10 hours. The yield is about 51%.

Uses of Carbonic acid, dibutyl ester: it can be used to produce O-Butyl-N-methyl-carbamat at the temperature of 150 °C. It will need reagent 5 percent K-silica gel with the reaction time of 8 hours. The yield is about 80%.

You can still convert the following datas into molecular structure:
(1)SMILES: O=C(OCCCC)OCCCC
(2)Std. InChI: InChI=1S/C9H18O3/c1-3-5-7-11-9(10)12-8-6-4-2/h3-8H2,1-2H3
(3)Std. InChIKey: QLVWOKQMDLQXNN-UHFFFAOYSA-N