The cas number of 4-Isobutylcinnamic acid is 66734-95-0.The 4-Isobutylcinnamic acid belongs to the following product categories: (1)Aromatic Cinnamic Acids; (2)Esters and Derivatives .The 4-Isobutylcinnamic acid is irritant,so you should be careful with it .The properties of 4-Isobutylcinnamic acid are:(1)#H bond acceptors: 2; (2)#H bond donors: 1; (3)#Freely Rotating Bonds: 4; (4)Polar Surface Area: 37.3 Å²; (5)Index of Refraction: 1.567; (6)Molar Refractivity: 62.481 cm³; (7)Molar Volume: 191.242 cm³; (8)Polarizability: 24.769×10^-24cm³; (9)Surface Tension: 41.562 dyne/cm; (10)Density: 1.068 g/cm³; (11)Flash Point: 237.361 °C; (12)Enthalpy of Vaporization:  60.892 kJ/mol  ; (13)Boiling Point: 333.978 °C at 760 mmHg; (14)Vapour Pressure: 0 mmHg at 25°C.

The 4-Isobutylcinnamic acid can be supplied by the following suppliers: (1)A Meryer Chemical Technology Shanghai Company  ; (2)Capot Chemical Co., Ltd. ; (3)Hunan Credit-Chem Co., Ltd.; (4)Nanjing Chemlin Chemical Co., Ltd. ; (5)Yancheng Langde Chemical & Pharmaceutical Co., Ltd. etc..

You can still convert the following datas into molecular structure:
(1)SMILES: CC(C)Cc1ccc(cc1)/C=C/C(=O)O
(2)InChI: InChI=1/C13H16O2/c1-10(2)9-12-5-3-11(4-6-12)7-8-13(14)15/h3-8,10H,9H2,1-2H3,(H,14,15)/b8-7+