The crystal structure of the title compound(C19H15F3N2O2,Mr = 360.33) was determined by single-crystal X-ray diffraction.The crystal belongs to triclinic,space group P1,with a = 6.5604(7),b = 13.9614(16),c = 18....The crystal structure of the title compound(C19H15F3N2O2,Mr = 360.33) was determined by single-crystal X-ray diffraction.The crystal belongs to triclinic,space group P1,with a = 6.5604(7),b = 13.9614(16),c = 18.1790(18) ,α = 102.749(7),β = 97.542(6),γ = 94.355(4)°,V = 1600.5(3) 3,Z = 4,Dc = 1.495 g/cm3,λ(MoKα) = 0.71070,F(000) = 744,μ(MoKα) = 0.122 mm-1,R = 0.0434 and wR = 0.1051.A total of 7590 unique reflections were collected,of which 5429 with |F|2 ≥ 2σ|F|2 were observed.The two cyclohexene rings in the molecule adopt boat-boat conformations with the deviations of ring atoms C(9) and C10 from the C(5)/C(6)/C(7)/C(8) plane(Ⅰ) by 1.1204(0.0023) and 1.1132(0.0023) ,respectively,whereas from the C(2)/C(3)/C(5)/C(8) plane(Ⅱ) by 1.1627(0.0022) and 1.1818(0.0021) ,respectively.In the cyclopropane and lactam rings,atoms C(11) and N(1) point towards the double bond of C(9)-C(10) and the dihedral angle between the ring plane(Ⅲ) containing C(1),C(2),C(3) and C(4) and plane(IV) consisting of C(6),C(7) and C(11) is 55.76(0.07)°.The dihedral angles between planes Ⅳ and Ⅰ and Ⅱ and Ⅲare 63.58(0.07)° and 58.10(0.06)°,respectively.The dihedral angle between the benzene ring C(13)~ C(18) and plane Ⅳ is 42.41(0.06)°.展开更多
The title compound (E)-4-tert-butyl-N-(2,4-dichlorobenzylidene)-5-(1,2,4-triazol-1-yl)-thiazol-2-amine was synthesized by the reaction of 4-tert-butyl-5-(1,2,4-triazol-1-yl)-thiazol-2-amine with 2,4-dichlorobe...The title compound (E)-4-tert-butyl-N-(2,4-dichlorobenzylidene)-5-(1,2,4-triazol-1-yl)-thiazol-2-amine was synthesized by the reaction of 4-tert-butyl-5-(1,2,4-triazol-1-yl)-thiazol-2-amine with 2,4-dichlorobenzaldehyde, and its crystal structure was determined by singlecrystal X-ray diffraction. The crystal belongs to the triclinic system, space group P1 with a = 7.9748(4), b = 10.1803(5), c = 11.4603(6), α = 102.882(1), β = 100.253(1), γ = 104.457(1)°, V = 850.95(7)3, Z = 2, F(000) = 392, C16H15Cl2N5S, Mr = 380.29, Dc = 1.484 g/cm3, S = 1.095, μ = 0.512 mm-1, the final R = 0.0301 and wR = 0.0965 for 3334 observed reflections (I 〉 2σ(I)). The preliminary antitumor activity shows that for the title compound the IC50 of Hela is 0.175 μmol/mL and that of Bel7402 is 0.156 μmol/mL.展开更多
The two diarylheptanoids (E)-1-(4-hydroxy-3-methoxyphenyl)-7-(4-hydroxyphenyl) hept-4-en-3-one 1 (Gingerenone C) and (±)-5-hydroxy-1-(4-hydroxy-3-methoxyphenyl)-7-(4- hydroxyphenyl)-3-heptanone 2 were synthesized...The two diarylheptanoids (E)-1-(4-hydroxy-3-methoxyphenyl)-7-(4-hydroxyphenyl) hept-4-en-3-one 1 (Gingerenone C) and (±)-5-hydroxy-1-(4-hydroxy-3-methoxyphenyl)-7-(4- hydroxyphenyl)-3-heptanone 2 were synthesized from vanillin 3 and 4-hydroxybenzaldehyde 9.展开更多
The title compound, (E)-1-(7-methoxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-yl)- 3-(2-methoxyphenyl)-2-(1H-1,2,4-triazol-1-yl)propenol (3a), was synthesized by the Aldol con- densation reaction of 1-(7-methox...The title compound, (E)-1-(7-methoxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-yl)- 3-(2-methoxyphenyl)-2-(1H-1,2,4-triazol-1-yl)propenol (3a), was synthesized by the Aldol con- densation reaction of 1-(7-methoxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-yl)-2-(1,2,4-triazol- 1-yl)ethanone with 2-methoxybenzaldehyde and then reduced with NaBH4, and its crystal structure was determined by single-crystal X-ray diffraction: monoclinic system, space group P21 with a = 6.2002(3), b = 12.8452(7), c = 13.2257(7) ?, Z = 2, V = 1031.23(9) ?3, Mr = 407.46, Dc = 1.312 Mg/m3, S = 1.054, μ = 0.091 mm-1, F(000) = 432, the final R = 0.0353 and wR = 0.0769 for 3161 observed reflections (I 〉 2σ(I)). X-ray analysis displays that the title compound adopts an E configuration for the C(7)=C(8) double bond and S configuration for the chirality center with the specific rotation of –63.75°. Furthermore, the stability of the crystal was maintained through the intermolecular hydrogen bond O(1)–H???N(3). The antitumor assay exhibits that the title compound 3a (E configuration) has a good antitumor activity against the Hela cell line with the IC50 value of 36.9 μM, which is better than that of 3b (Z configuration).展开更多
2-氟-5-[(4-氧代-3,4-二氢二氮杂萘-1-基)甲基]苯甲酸是合成奥拉帕尼的关键中间体。以邻羧基苯甲醛为原料,与亚磷酸二甲酯反应得到磷叶立德,再与2-氟-5-甲酰基苯甲酸进行WittigHorner反应、环合反应得到目标化合物,并对各步反应条件进...2-氟-5-[(4-氧代-3,4-二氢二氮杂萘-1-基)甲基]苯甲酸是合成奥拉帕尼的关键中间体。以邻羧基苯甲醛为原料,与亚磷酸二甲酯反应得到磷叶立德,再与2-氟-5-甲酰基苯甲酸进行WittigHorner反应、环合反应得到目标化合物,并对各步反应条件进行了优化,三步反应总收率70.9%。目标化合物经(1 H NMR)和(MS)确证结构。展开更多
目的研究厚朴抗炎有效成分(E)-5-allyl-3'-(prop-1-enyl)biphenyl-2,4'-diol(HK-1)在人、大鼠、比格犬、猴和小鼠的肝微粒体中的代谢稳定性,确定HK-1在大鼠肝微粒体中代谢表型。方法将HK-1在5个种属肝微粒体中孵育,采用UPLC-MS...目的研究厚朴抗炎有效成分(E)-5-allyl-3'-(prop-1-enyl)biphenyl-2,4'-diol(HK-1)在人、大鼠、比格犬、猴和小鼠的肝微粒体中的代谢稳定性,确定HK-1在大鼠肝微粒体中代谢表型。方法将HK-1在5个种属肝微粒体中孵育,采用UPLC-MS/MS检测方法,通过测定HK-1的剩余浓度,考察它们的代谢稳定性并外推其体内代谢清除率。化学抑制剂法鉴定在大鼠肝微粒体中HK-1的代谢表型。结果 HK-1在人、大鼠、比格犬、猴和小鼠5个种属肝微粒体中半衰期(t_(1/2))分别为9.04、7.36、2.17、4.94、18.09 min;肝微粒体中固有清除率CL_(int)分别为153.40、188.20、639.02、280.60、76.60 m L/(min·mg蛋白);体内固有清除率CL'_(int)分别为151.87、338.76、949.21、416.69、301.61 m L/(min·kg)。在大鼠肝微粒体中HK-1主要被细胞色素CYP2E1、CYP2C、CYP1A2催化代谢。结论HK-1在肝微粒体中由多种酶代谢且代谢很快,其中人肝微粒体和大鼠肝微粒体中半衰期和固有清除率相似,可将大鼠肝微粒体预估人肝微粒体不良反应的风险。展开更多
文摘The crystal structure of the title compound(C19H15F3N2O2,Mr = 360.33) was determined by single-crystal X-ray diffraction.The crystal belongs to triclinic,space group P1,with a = 6.5604(7),b = 13.9614(16),c = 18.1790(18) ,α = 102.749(7),β = 97.542(6),γ = 94.355(4)°,V = 1600.5(3) 3,Z = 4,Dc = 1.495 g/cm3,λ(MoKα) = 0.71070,F(000) = 744,μ(MoKα) = 0.122 mm-1,R = 0.0434 and wR = 0.1051.A total of 7590 unique reflections were collected,of which 5429 with |F|2 ≥ 2σ|F|2 were observed.The two cyclohexene rings in the molecule adopt boat-boat conformations with the deviations of ring atoms C(9) and C10 from the C(5)/C(6)/C(7)/C(8) plane(Ⅰ) by 1.1204(0.0023) and 1.1132(0.0023) ,respectively,whereas from the C(2)/C(3)/C(5)/C(8) plane(Ⅱ) by 1.1627(0.0022) and 1.1818(0.0021) ,respectively.In the cyclopropane and lactam rings,atoms C(11) and N(1) point towards the double bond of C(9)-C(10) and the dihedral angle between the ring plane(Ⅲ) containing C(1),C(2),C(3) and C(4) and plane(IV) consisting of C(6),C(7) and C(11) is 55.76(0.07)°.The dihedral angles between planes Ⅳ and Ⅰ and Ⅱ and Ⅲare 63.58(0.07)° and 58.10(0.06)°,respectively.The dihedral angle between the benzene ring C(13)~ C(18) and plane Ⅳ is 42.41(0.06)°.
基金Supported by the Natural Science Foundation of Hunan Province (No. 07JJ302)
文摘The title compound (E)-4-tert-butyl-N-(2,4-dichlorobenzylidene)-5-(1,2,4-triazol-1-yl)-thiazol-2-amine was synthesized by the reaction of 4-tert-butyl-5-(1,2,4-triazol-1-yl)-thiazol-2-amine with 2,4-dichlorobenzaldehyde, and its crystal structure was determined by singlecrystal X-ray diffraction. The crystal belongs to the triclinic system, space group P1 with a = 7.9748(4), b = 10.1803(5), c = 11.4603(6), α = 102.882(1), β = 100.253(1), γ = 104.457(1)°, V = 850.95(7)3, Z = 2, F(000) = 392, C16H15Cl2N5S, Mr = 380.29, Dc = 1.484 g/cm3, S = 1.095, μ = 0.512 mm-1, the final R = 0.0301 and wR = 0.0965 for 3334 observed reflections (I 〉 2σ(I)). The preliminary antitumor activity shows that for the title compound the IC50 of Hela is 0.175 μmol/mL and that of Bel7402 is 0.156 μmol/mL.
文摘The two diarylheptanoids (E)-1-(4-hydroxy-3-methoxyphenyl)-7-(4-hydroxyphenyl) hept-4-en-3-one 1 (Gingerenone C) and (±)-5-hydroxy-1-(4-hydroxy-3-methoxyphenyl)-7-(4- hydroxyphenyl)-3-heptanone 2 were synthesized from vanillin 3 and 4-hydroxybenzaldehyde 9.
基金Project supported by the National Natural Science Foundation of China(No.21442014)
文摘The title compound, (E)-1-(7-methoxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-yl)- 3-(2-methoxyphenyl)-2-(1H-1,2,4-triazol-1-yl)propenol (3a), was synthesized by the Aldol con- densation reaction of 1-(7-methoxy-2,2-dimethyl-2,3-dihydrobenzofuran-5-yl)-2-(1,2,4-triazol- 1-yl)ethanone with 2-methoxybenzaldehyde and then reduced with NaBH4, and its crystal structure was determined by single-crystal X-ray diffraction: monoclinic system, space group P21 with a = 6.2002(3), b = 12.8452(7), c = 13.2257(7) ?, Z = 2, V = 1031.23(9) ?3, Mr = 407.46, Dc = 1.312 Mg/m3, S = 1.054, μ = 0.091 mm-1, F(000) = 432, the final R = 0.0353 and wR = 0.0769 for 3161 observed reflections (I 〉 2σ(I)). X-ray analysis displays that the title compound adopts an E configuration for the C(7)=C(8) double bond and S configuration for the chirality center with the specific rotation of –63.75°. Furthermore, the stability of the crystal was maintained through the intermolecular hydrogen bond O(1)–H???N(3). The antitumor assay exhibits that the title compound 3a (E configuration) has a good antitumor activity against the Hela cell line with the IC50 value of 36.9 μM, which is better than that of 3b (Z configuration).
文摘2-氟-5-[(4-氧代-3,4-二氢二氮杂萘-1-基)甲基]苯甲酸是合成奥拉帕尼的关键中间体。以邻羧基苯甲醛为原料,与亚磷酸二甲酯反应得到磷叶立德,再与2-氟-5-甲酰基苯甲酸进行WittigHorner反应、环合反应得到目标化合物,并对各步反应条件进行了优化,三步反应总收率70.9%。目标化合物经(1 H NMR)和(MS)确证结构。
文摘目的研究厚朴抗炎有效成分(E)-5-allyl-3'-(prop-1-enyl)biphenyl-2,4'-diol(HK-1)在人、大鼠、比格犬、猴和小鼠的肝微粒体中的代谢稳定性,确定HK-1在大鼠肝微粒体中代谢表型。方法将HK-1在5个种属肝微粒体中孵育,采用UPLC-MS/MS检测方法,通过测定HK-1的剩余浓度,考察它们的代谢稳定性并外推其体内代谢清除率。化学抑制剂法鉴定在大鼠肝微粒体中HK-1的代谢表型。结果 HK-1在人、大鼠、比格犬、猴和小鼠5个种属肝微粒体中半衰期(t_(1/2))分别为9.04、7.36、2.17、4.94、18.09 min;肝微粒体中固有清除率CL_(int)分别为153.40、188.20、639.02、280.60、76.60 m L/(min·mg蛋白);体内固有清除率CL'_(int)分别为151.87、338.76、949.21、416.69、301.61 m L/(min·kg)。在大鼠肝微粒体中HK-1主要被细胞色素CYP2E1、CYP2C、CYP1A2催化代谢。结论HK-1在肝微粒体中由多种酶代谢且代谢很快,其中人肝微粒体和大鼠肝微粒体中半衰期和固有清除率相似,可将大鼠肝微粒体预估人肝微粒体不良反应的风险。