申请人:Suzuki Hiroki
公开号:US20120165556A1
公开(公告)日:2012-06-28
Provided is a benzo[b]naphtho[1,2-d]furan compound having a wide band gap which gives excellent color purity of blue. Further provided are a light-emitting element, a light-emitting device, and an electronic device each of which uses the benzo[b]naphtho[1,2-d]furan compound and is highly reliable. A benzo[b]naphtho[1,2-d]furan compound represented by a general formula (G1) is provided. In the general formula (G1), An represents an anthryl group represented by a general formula (An-1) or (An-2) below, α
1
and α
2
separately represent a substituted or unsubstituted phenylene group represented by any one of general formulae (α-1) to (α-3) below, and R
1
to R
9
separately represent either hydrogen or an alkyl group having 1 to 4 carbon atoms. Further, in the general formula (G1), n and m separately represent 0 or 1.
提供一种具有宽带隙的苯并[b]萘并[1,2-d]呋喃化合物,其具有优异的蓝色纯度。进一步提供了一种使用该苯并[b]萘并[1,2-d]呋喃化合物且具有高可靠性的发光元件、发光装置和电子装置。提供了一种由通用式(G1)表示的苯并[b]萘并[1,2-d]呋喃化合物。在通用式(G1)中,An代表以下通用式(An-1)或(An-2)表示的蒽基团,α1和α2分别表示以下通用式(α-1)至(α-3)中的任一所表示的取代或未取代苯撑基团,R1至R9分别表示氢或具有1至4个碳原子的烷基基团。此外,在通用式(G1)中,n和m分别表示0或1。