The title compound,(1S,4R)-4,7,7-trimethyl-6-oxabicyclo [3.2.1] octane-1,4-diol(C(10)H(18)O3), has been synthesized from terpinolene via one-step catalytic synthetic method and structurally characterized by me...The title compound,(1S,4R)-4,7,7-trimethyl-6-oxabicyclo [3.2.1] octane-1,4-diol(C(10)H(18)O3), has been synthesized from terpinolene via one-step catalytic synthetic method and structurally characterized by means of HRMS, IR, 1H-NMR, (13)C-NMR and single-crystal X-ray diffraction. The compound crystallizes in trigonal, space group R-3, with a = 27.892(9), b = 27.892(9), c = 6.720(2) A, γ = 120°, Z = 18, V = 4527(3) A3, Dc = 1.230 g/cm3, Mr = 186.24, λ(Mo Kα) = 0.71073?, μ = 0.09 mm(-1), F(000) = 1836, the final R = 0.051 and wR = 0.161. The title compound molecule contained a 6-oxabicyclo[3.2.1]octane skeleton and two hydroxyl groups, which were connected through intermolecular O–H…O hydrogen bonds to generate a two-dimensional network. Especially, the preliminary bioassay showed that the title compound can promote the root growth and shoot elongation of rape(Brassica campestris) at low concentration(0.62570 mmol·L^-1) and inhibit them at high concentration(〉 70 mmol·L^-1).展开更多
基金Supported by the National Natural Science Foundation of China(No.31460174)the Science and Research Start-Up Project for the Recruit Talent of Guangxi University for Nationalities(No.2014MDQD014)Innovation Project of Guangxi Graduate Education(gxun-chxzs2016113)
文摘The title compound,(1S,4R)-4,7,7-trimethyl-6-oxabicyclo [3.2.1] octane-1,4-diol(C(10)H(18)O3), has been synthesized from terpinolene via one-step catalytic synthetic method and structurally characterized by means of HRMS, IR, 1H-NMR, (13)C-NMR and single-crystal X-ray diffraction. The compound crystallizes in trigonal, space group R-3, with a = 27.892(9), b = 27.892(9), c = 6.720(2) A, γ = 120°, Z = 18, V = 4527(3) A3, Dc = 1.230 g/cm3, Mr = 186.24, λ(Mo Kα) = 0.71073?, μ = 0.09 mm(-1), F(000) = 1836, the final R = 0.051 and wR = 0.161. The title compound molecule contained a 6-oxabicyclo[3.2.1]octane skeleton and two hydroxyl groups, which were connected through intermolecular O–H…O hydrogen bonds to generate a two-dimensional network. Especially, the preliminary bioassay showed that the title compound can promote the root growth and shoot elongation of rape(Brassica campestris) at low concentration(0.62570 mmol·L^-1) and inhibit them at high concentration(〉 70 mmol·L^-1).