Epoxy compound, composition prepared therefrom, semiconductor device prepared therefrom, electronic device prepared therefrom, article prepared therefrom, and method of preparing article

An epoxy compound having a 5-membered aromatic heterocyclic ring represented by Formula 1:

• E1-(M1)a1-(L1)b1-M3-(L2)b2-(M2)a2-E2 Formula 1
• wherein, in Formula 1,
• M1 and M2 are each independently an arylene group represented by Formulae 3a to 3e,
• wherein, in Formulae 3a to 3e,
• R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, and R12 are each independently a hydrogen, a halogen, a hydroxyl group, or a substituted or unsubstituted C1-C10 alkyl group,
• M3 is a heteroarylene group represented by Formulae 4a to 4r,
• L1 and L2 are each independently —O—, —S—, —C(═O)—, —S(═O)—, —C(═O)O—, —O—C(═O)O—, —(CH2)2—C(═O)—, —CH—CH—C(═O)—, —CH═N—, —NH—C(═O)O—, —C(═O)—NH—, or —OC(═O)—NH—S(═O)O—,
• E1 and E2 are each independently an epoxy-containing group,
• a1 and a2 are each independently an integer from 0 to 2, where the sum of a1 and a2 is 1 to 4, and
• b1 and b2 are each independently 0 or 1, where the sum of b1 and b2 is 1 or 2.