2′,10′-Dibromospiro[cylohexane-1,6-dibenzo[d,f][1,3]dioxepine]
نویسندگان
چکیده
In the title compound, C(18)H(16)Br(2)O(2), the dihedral angle between the aromatic rings is 35.55 (17)° and the cyclohexyl ring adopts a chair-like conformation. In the crystal, molecules are linked by van der Waals forces.
منابع مشابه
2,2′-Bi[6,6′-dimethyldibenzo[d,f][1,3]dioxepine]
The title compound, C(30)H(26)O(4), is a dimer of 6,6'-dimethyl-dibenzo[d,f][1,3]dioxepine linked by formation of a C-C bond in the para position with respect to one O atom. The dimer is arranged around an inversion centre. As is usually observed in related compounds, the dibenzo group is twisted, the two benzene rings making a dihedral angle of 41.56 (9)°. The seven-membered ring exhibits a tw...
متن کامل2,10-Dibromo-6-isobutyl-6-methyldibenzo[d,f][1,3]dioxepine
In the crystal structure of the title compound, C(18)H(18)Br(2)O(2), the two benzene rings of the bridged biphenyl unit are twisted by 38.0 (1)°.
متن کامل2,10-Dibromo-6,6-dimethyldibenzo[d,f][1,3]dioxepine
In the crystal structure of the title compound, C(15)H(12)Br(2)O(2), which was synthesized from 2,10-dibromo-2,2'-dihydroxy-biphenyl and 2,2-dimethoxy-propane, the aromatic rings are twisted by 35 (1)°. The heterocyclic ring exhibits a twisted conformation.
متن کاملMethyl (6-Ethyldibenzo[d,f][1,3]dioxepin-6-yl)acetate
Starting from 2,2'-dihydroxybiphenyl and an allenic ester, the title dibenzo-condensed dioxepine derivative was synthesized using a one-pot procedure.
متن کاملEffect of Dietary β-1,3/1,6-glucan Supplementation on Growth Performance, Immune Response and Plasma Prostaglandin E2, Growth Hormone and Ghrelin in Weanling Piglets
The experiment was conducted to evaluate the effect of β-1,3/1,6-glucan on growth performance, immunity and endocrine responses of weanling piglets. One hundred and eighty weanling piglets (Landrace×Large White, 7.20±0.25 kg BW and 28±2 d of age) were randomly fed 1 of 5 treatment diets containing dietary β-1,3/1,6-glucan supplemented at 0, 25, 50, 100 and 200 mg/kg for 4 wks. Each treatment wa...
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عنوان ژورنال:
دوره 66 شماره
صفحات -
تاریخ انتشار 2010