Reported in EPA TSCA Inventory.

The IUPAC name of Dodecyl methacrylate is dodecyl 2-methylprop-2-enoate. With the CAS registry number 142-90-5 and EINECS 205-570-6, it is also named as 2-Methyl-2-propenoic acid, dodecyl ester. The product's category is Functional Monomer. It is clear colorless to yellowish liquid which is flammable.  When heated to decomposition it emits acrid smoke and irritating fumes. So the storage environment should be well-ventilated, low-temperature and dry. Keep Dodecyl methacrylate separate from oxidant.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 7.19; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 7.19; (4)ACD/LogD (pH 7.4): 7.19; (5)ACD/BCF (pH 5.5): 171679.08; (6)ACD/BCF (pH 7.4): 171679.08; (7)ACD/KOC (pH 5.5): 194351.14; (8)ACD/KOC (pH 7.4): 194351.14; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 13; (12)Polar Surface Area: 26.3 Å²; (13)Index of Refraction: 1.445; (14)Molar Refractivity: 77.51 cm³; (15)Molar Volume: 291 cm³; (16)Polarizability: 30.73×10^-24 cm³; (17)Surface Tension: 29.5 dyne/cm; (18)Density: 0.874 g/cm³; (19)Flash Point: 133.8 °C; (20)Enthalpy of Vaporization: 56.46 kJ/mol; (21)Boiling Point: 322.7 °C at 760 mmHg; (22)Vapour Pressure: 0.000274 mmHg at 25°C.

Uses of Dodecyl methacrylate: It is used in the manufacture of lubricant additives, deodorant, paper processing agents, adhesives and so on. It also can be used to produce Dodecyl isobutyrate. This reaction needs reagents dimethylphenylsilane, copper(I) chloride and various solvent(s) at ambient temperature. The reaction time is 6 hours. The yield is 95%.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. And it is aery toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. After contact with skin, wash immediately with plenty of soap-suds. Besides, this material and its container must be disposed of as hazardous waste. Avoid release to the environment. Refer to special instructions / safety data sheets.

People can use the following data to convert to the molecule structure. 
1. SMILES:O=C(OCCCCCCCCCCCC)\C(=C)C
2. InChI:InChI=1/C16H30O2/c1-4-5-6-7-8-9-10-11-12-13-14-18-16(17)15(2)3/h2,4-14H2,1,3H3
3. InChIKey:GMSCBRSQMRDRCD-UHFFFAOYAN

The following are the toxicity data which has been tested.