结构化学
結構化學
결구화학
CHINESE JOURNAL OF STRUCTURAL CHEMISTRY
2002年
2期
222-226
,共5页
屠树江%缪春宝%高原%冯友健%史达清
屠樹江%繆春寶%高原%馮友健%史達清
도수강%무춘보%고원%풍우건%사체청
1,4-二氢吡啶,芳构化,微波,晶体结构,合成
1,4-二氫吡啶,芳構化,微波,晶體結構,閤成
1,4-이경필정,방구화,미파,정체결구,합성
用胡椒醛、乙酰乙酸乙酯和醋酸铵在微波辐射下干反应得4-胡椒基-2,6-二甲基-3,5-乙氧羰基-1,4-二氢吡啶 1(C20H23NO6),4-胡椒基-2,6-二甲基-3,5-乙氧羰基-1,4-二氢吡啶在NDC (烟酸三氧化铬) 存在下经微波辐射得到4-胡椒基-2,6-二甲基-3,5-乙氧羰基吡啶 2 (C20H21NO6).产物的结构通过单晶X-射线衍射法确定, 1 属单斜晶系, 空间群P21/c, a = 14.864(3), b = 9.830(1), c = 14.517(3), α = 115.25(1)A, V = 1918.6(6)A3, Z = 4, Mr = 373.39, Dc = 1.293g/cm3, μ(MoKα)=0.096mm-1, F(000)=792.最终的偏离因子为R = 0.0496, wR = 0.1368.2 属三斜晶系,空间群Pī, a = 8.915(1), b = 10.575(1), c = 11.904(1)A,α = 102.19(1)°,V = 109.43(1)A,γ=108.94(1)°, V=934.79(16) A3, Z = 2, Mr = 371.38, Dc = 1.319g/cm3 , μ(MoKα = 0.098mm-1, F(000) = 392.最终的偏离因子为R=0.0412, wR=0.1011.1 的二氢吡啶环为信封式结构, 2的吡啶环为平面结构.
用鬍椒醛、乙酰乙痠乙酯和醋痠銨在微波輻射下榦反應得4-鬍椒基-2,6-二甲基-3,5-乙氧羰基-1,4-二氫吡啶 1(C20H23NO6),4-鬍椒基-2,6-二甲基-3,5-乙氧羰基-1,4-二氫吡啶在NDC (煙痠三氧化鉻) 存在下經微波輻射得到4-鬍椒基-2,6-二甲基-3,5-乙氧羰基吡啶 2 (C20H21NO6).產物的結構通過單晶X-射線衍射法確定, 1 屬單斜晶繫, 空間群P21/c, a = 14.864(3), b = 9.830(1), c = 14.517(3), α = 115.25(1)A, V = 1918.6(6)A3, Z = 4, Mr = 373.39, Dc = 1.293g/cm3, μ(MoKα)=0.096mm-1, F(000)=792.最終的偏離因子為R = 0.0496, wR = 0.1368.2 屬三斜晶繫,空間群Pī, a = 8.915(1), b = 10.575(1), c = 11.904(1)A,α = 102.19(1)°,V = 109.43(1)A,γ=108.94(1)°, V=934.79(16) A3, Z = 2, Mr = 371.38, Dc = 1.319g/cm3 , μ(MoKα = 0.098mm-1, F(000) = 392.最終的偏離因子為R=0.0412, wR=0.1011.1 的二氫吡啶環為信封式結構, 2的吡啶環為平麵結構.
용호초철、을선을산을지화작산안재미파복사하간반응득4-호초기-2,6-이갑기-3,5-을양탄기-1,4-이경필정 1(C20H23NO6),4-호초기-2,6-이갑기-3,5-을양탄기-1,4-이경필정재NDC (연산삼양화락) 존재하경미파복사득도4-호초기-2,6-이갑기-3,5-을양탄기필정 2 (C20H21NO6).산물적결구통과단정X-사선연사법학정, 1 속단사정계, 공간군P21/c, a = 14.864(3), b = 9.830(1), c = 14.517(3), α = 115.25(1)A, V = 1918.6(6)A3, Z = 4, Mr = 373.39, Dc = 1.293g/cm3, μ(MoKα)=0.096mm-1, F(000)=792.최종적편리인자위R = 0.0496, wR = 0.1368.2 속삼사정계,공간군Pī, a = 8.915(1), b = 10.575(1), c = 11.904(1)A,α = 102.19(1)°,V = 109.43(1)A,γ=108.94(1)°, V=934.79(16) A3, Z = 2, Mr = 371.38, Dc = 1.319g/cm3 , μ(MoKα = 0.098mm-1, F(000) = 392.최종적편리인자위R=0.0412, wR=0.1011.1 적이경필정배위신봉식결구, 2적필정배위평면결구.