3,3,4,4,5,5-Hexafluoro-1,2-bis[4-(phenylethynyl)phenyl]cyclopentene
نویسندگان
چکیده
The title compound, C(33)H(18)F(6), has a V-shaped conjugated subunit. The dihedral angles between the central cyclo-pentene ring and the directly attached benzene rings are 32.7 (2) and 53.7 (2)°, respectively. The fluoro substituents are disordered, the occupancies refined to a 0.675 (2):0.325 (2) ratio.
منابع مشابه
3,3,4,4,5,5-Hexafluoro-1,2-bis[5-(2-fluoro-4′-undecyloxybiphenyl-4-yl)-2-methyl-3-thienyl]cyclopentene
The title compound, C(61)H(68)F(8)O(2)S(2), is a photochromic liquid crystal based on diaryl-ethene as photoswitchable unit. The F atoms connected to the benzene rings are disordered over two positions; the site-occupation factors refined to 0.830 (3)/0.170 (3). The mol-ecule adopts a photo-active anti-parallel conformation and the distance between the two reactive C atoms of the thio-phene rin...
متن کامل1-[5-(3-Chlorophenyl)-2-methyl-3-thienyl]-3,3,4,4,5,5-hexafluoro-2-(2-methoxyphenyl)cyclopent-1-ene
The title compound, C(23)H(15)ClF(6)OS, has thienyl and phenyl-ene substituents on the double-bond C atoms of the envelope-shaped cyclo-pentenyl ring. The aromatic systems are aligned at 55.3 (4) (thien-yl) and 60.8 (7)° (phenyl-ene) with respect to the planar C-C=C-C portion of the main central cyclo-pentenyl ring.
متن کامل2-(1,2-Dimethyl-1H-indol-3-yl)-1-{5-[3-(1,3-dioxolan-2-yl)phenyl]-2-methylthiophen-3-yl}-3,3,4,4,5,5-hexafluorocyclopent-1-ene
The title compound, C(29)H(23)F(6)NO(2)S, a member of a new family of photochromic diaryl-ethene compounds having an unsymmetrically substituted hexa-fluoro-cyclo-pentene unit, displays dihedral angles between the indole and thio-phene rings of 52.5 (4)°, and between the indole ring and the planar C-C=C-C unit of the cyclopentene ring of 53.8 (6)°. The distance between the potentially reactive ...
متن کامل1,2-Bis[5-(2,2′-dicyanovinyl)-2-n-pentyl-3-thienyl]-3,3,4,4,5,5-hexafluorocyclopent-1-ene: a new photochromic diarylethene compound
The title compound, C(31)H(26)F(6)N(4)S(2), is a new photochromic dithienylethene with dicyano-vinyl subsitituents. In the crystal structure, the mol-ecule adopts a photoactive anti-parallel conformation, with two n-pentyl groups located on opposite sides of the cyclo-pentene ring. The cyclo-pentene ring assumes an envelope conformation. The distance between the two reactive C atoms on the thio...
متن کاملBis(1,2-dimethoxyethane)-1κ2 O,O′;3κ2 O,O′-tetrakis(μ-1,1,1,3,3,3-hexafluoro-2-methylpropan-2-olato)-1:2κ4 O:O;2:3κ4 O:O-1,3-dilithium-2-magnesium
The title compound, [Li(2)Mg(C(4)H(3)F(6)O)(4)(C(4)H(10)O(2))(2)], forms as a white crystalline powder by-product of the reaction of lithium 1,1,1,3,3,3-hexa-fluoro-2-methyl-2-propoxide with Mo(N-2,6-Me(2)-C(6)H(3))(CHCMe(2)Ph)(O(3)SCF(3))(2)·2DME (DME is 1,2-dimethoxyethane) contaminated with MgCl(2). The crystal structure of this compound contains half a mol-ecule in the asymmetric unit, with...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
عنوان ژورنال:
دوره 66 شماره
صفحات -
تاریخ انتشار 2009