The 9,12,15-Octadecatrienoicacid, methyl ester, with the CAS registry number 7361-80-0 and EINECS registry number 206-102-3, has the systematic name of methyl (9Z,12Z,15Z)-octadeca-9,12,15-trienoate. And the molecular formula of the chemical is C₁₉H₃₂O₂. What's more, while dealing with this chemical, you should avoid contacting with skin and eyes.

The characteristics of 9,12,15-Octadecatrienoicacid, methyl ester are as followings: (1)ACD/LogP: 6.96; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 6.96; (4)ACD/LogD (pH 7.4): 6.96; (5)ACD/BCF (pH 5.5): 115120.7; (6)ACD/BCF (pH 7.4): 115120.7; (7)ACD/KOC (pH 5.5): 145999.69; (8)ACD/KOC (pH 7.4): 145999.69; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 14; (12)Polar Surface Area: 26.3 Å²; (13)Index of Refraction: 1.475; (14)Molar Refractivity: 92.02 cm³; (15)Molar Volume: 326.4 cm³; (16)Polarizability: 36.48×10^-24cm³; (17)Surface Tension: 31.6 dyne/cm; (18)Density: 0.895 g/cm³; (19)Flash Point: 101.4 °C; (20)Enthalpy of Vaporization: 61.06 kJ/mol; (21)Boiling Point: 364.4 °C at 760 mmHg; (22)Vapour Pressure: 1.69E-05 mmHg at 25°C.

Uses of 9,12,15-Octadecatrienoicacid, methyl ester: It can react with propan-1-ol to produce octadeca-9,12,15-trienoic acid propyl ester. This reaction will need reagent (CH₃)₃SiCl. The reaction time is 2 hours with heating, and the yield is about 100%.   

Addtionally, the following datas could be converted into the molecular structure:
(1)SMILES: O=C(OC)CCCCCCC\C=C/C\C=C/C\C=C/CC
(2)InChI: InChI=1/C19H32O2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(20)21-2/h4-5,7-8,10-11H,3,6,9,12-18H2,1-2H3/b5-4-,8-7-,11-10-
(3)InChIKey: DVWSXZIHSUZZKJ-YSTUJMKBBH