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

An epoxy compound including an aromatic ring represented by one of Formulae 5a to 5e:

• E3-A2-L5-M5-L6-M6-L7-M7-L8-A3-E4 Formula 5a
• E3-M5-L6-M6-L7-M7-L8-A3-E4 Formula 5b
• E3-A2-L5-M5-L6-M6-L7-M7-E4 Formula 5c
• E3-A2-L6-M6-L7-M7-L8-A3-E4 Formula 5d
• E3-A2-L5-M5-L6-M6-L7-A3-E4. Formula 5e
• wherein in Formulae 5a to 5e,
• M5 and M7 are each independently an arylene group represented by Formulae 3a to 3j,
• M6 is a naphthalene group represented by Formulae 3g, 3i, and 3j,
• wherein, in Formulae 3a to 3j,
• R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, and R12 are each independently a hydrogen, a halogen, a hydroxy group, or a substituted or unsubstituted C1-C10 alkyl group;
• A2 and A3 are each independently ethylene, propylene, a substituted or unsubstituted C4-C12 alkylene group, a substituted or unsubstituted C4-C12 alkenylene group, a substituted or unsubstituted C4-C12 alkynylene group, a substituted or unsubstituted C4-C12 alkadienylene group, or a (poly)oxyalkylene group comprising a substituted or unsubstituted C1-C5 alkylene group;
• L5, L6, L7, and L8 are each independently —C(═O)O— or —OC(═O)—, and
• E3 and E4 are each independently an epoxy-containing group.