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4,4-Difluoro-8-methyl-4-bora-3a,4a-diaza-s-indacene

✍ Scribed by Wang, Dong-Chuan ;Wang, Hong-Ping ;Gao, Shang ;Zhang, Tong-Yan ;Peng, Xiao-Jun

Publisher
International Union of Crystallography
Year
2007
Tongue
English
Weight
121 KB
Volume
63
Category
Article
ISSN
1600-5368

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✦ Synopsis

In the title compound, C 10 H 9 BF 2 N 2 , a boron-dipyrromethene (BODIPY) dye, a network of C-HÁ Á ÁF interactions help to establish the crystal packing. The asymmetric unit consists of two molecules.

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4,4-Difluoro-3-[(4-methoxy­phen­yl)styr­
4,4-Difluoro-3-[(4-methoxy­phen­yl)styr­yl]-1,5,7,8-tetra­methyl-4-bora-3a,4a-diaza-s-indacene
✍ Wang, Dong-Chuan ;Peng, Xiao-Jun ;Cui, Ai-Jun ;He, Cheng ;Fan, Jiang-Li 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 158 KB

In the title compound, C 22 H 23 BF 2 N 2 O, the styrene and borondipyrromethene (BODIPY) fused-ring fragments are almost coplanar. Short C-C bond lengths suggest some electronic conjugation between the two systems.

4,4-Difluoro-8-(4-nitro­phen­yl)-4-bora-
4,4-Difluoro-8-(4-nitro­phen­yl)-4-bora-3a,4a-diaza-s-indacene
✍ Cui, Ai-Jun ;Peng, Xiao-Jun ;Gao, Yun-Ling ;Fan, Jiang-Li 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 151 KB

The molecule of the title compound, C 15 H 10 BF 2 N 3 O 2 , is nonplanar; the benzene ring is twisted out of the borondipyrromethene mean plane with a dihedral angle of 57.0 (3) .