The title compound (Ag2F6O4N8C12H16, Mr = 666.07) was synthesized and its crystal structure was determined by single-crystal X-ray diffraction method. It crystallizes in orthorhombic, space group Fddd with cell parame...The title compound (Ag2F6O4N8C12H16, Mr = 666.07) was synthesized and its crystal structure was determined by single-crystal X-ray diffraction method. It crystallizes in orthorhombic, space group Fddd with cell parameters: a = 12.2718(1), b = 23.3229(1), c = 29.1918(1) ? V = 8355.10(8) 3, Z = 16, Dc = 2.118 g/cm3, F(000) = 5184 and m = 1.966 mm-1. The structure was solved by direct methods and refined by full-matrix least-squares methods. The final R = 0.0624 and Rw = 0.1699 for 1584 observed reflections with I ≥ 2.0s(I). The molecular structure consists of two trigonal silver atoms bridged by double triazole ligands. The distance between the two silver atoms Ag(1)…Ag(1A) is 3.475(2) ?展开更多
The title compound 1,5,1 ',5 '-tetraphenyl- 1H, 1H'-3,3 '-dialkylthio-bi-1,2,4-triazole (2, C28H20N6S2, Mr = 504.62) was prepared by the reaction of 1-benzoyl-3-phenylaminothiourea 1 and Mn(OAc)3·2H2O in ...The title compound 1,5,1 ',5 '-tetraphenyl- 1H, 1H'-3,3 '-dialkylthio-bi-1,2,4-triazole (2, C28H20N6S2, Mr = 504.62) was prepared by the reaction of 1-benzoyl-3-phenylaminothiourea 1 and Mn(OAc)3·2H2O in acetic acid under microwave irradiation. The crystal is of monoclinic, space group P21/c with a = 11.3931(10), b = 16.5787(14)(c = 26.470(2) A, β = 98.274(2)°, Z = 8, V = 4947.8(8) A3, 1), = 1.355 g/cm^3,μMoKa) = 0.245 mm^-1, F(000) = 2096, the final R = 0.0583 and wR = 0.1502 for 8705 observed reflections (I〉 20(I)). X-ray analysis reveals that the title compound is 1,5,1 ',5 '-tetraphenyl- 1 H, 1 H'-3,3 '-dialkylthio-bi- 1,2,4-triazole, and its formation mechanism was proposed.展开更多
The title compound 1,5-diphenyl-3-phenacylthio-1H-1,2,4-triazole 2 (C22H17- N3OS, Mr = 371.45) was prepared by the reaction of 1-benzoyl-3-phenyl-aminothiourea 1 with 2-bromoacetophenone. The crystal is of triclinic...The title compound 1,5-diphenyl-3-phenacylthio-1H-1,2,4-triazole 2 (C22H17- N3OS, Mr = 371.45) was prepared by the reaction of 1-benzoyl-3-phenyl-aminothiourea 1 with 2-bromoacetophenone. The crystal is of triclinic, space group P^1-, a = 8.906(3), b = 9.853(3), c = 11.226(4)A, α= 100.562(5), β= 101.285(5), γ. = 105.096(6)^c, Z = 2, V = 903.7(5) ]A^3, Dc= 1.365 g/cm^3,μ(MoKa) = 0.196 mm^-1, F(000) = 388, the final R = 0.0506 and wR = 0.0985 for 2532 observed reflections (I〉 2σ(I)). Its formation mechanism was proposed.展开更多
The title compound, 4-(tert-butyl)-5-(1 H- 1,2,4-triazol- 1 -yl)-N-(2-hydroxy-3,5-diio- dinebenzyl)thiazol-2-amine, was synthesized via the reduction of 4-(tert-butyl)-5-(1H-l,2,4- triazol-l-yl)-N-benzyliden...The title compound, 4-(tert-butyl)-5-(1 H- 1,2,4-triazol- 1 -yl)-N-(2-hydroxy-3,5-diio- dinebenzyl)thiazol-2-amine, was synthesized via the reduction of 4-(tert-butyl)-5-(1H-l,2,4- triazol-l-yl)-N-benzylidene-thiazol-2-amine with NaBH4, and its crystal structure was determined by single-crystal X-ray diffraction. The compound crystallizes in monoclinic system, space group P21/c with a = 7.91944(19), b = 10.5250(3), c = 24.4985(6) A, Z = 4, V = 2041.66(9) A3, Mr = 599.22, Dc = 1,949 Mg/m3, S = 1.120, p = 3.203 mm-1, F(000) = 1152, the final R = 0.0283 and wR = 0.0592 for 3490 observed reflections (I 〉 2σ(I)). X-ray analysis displays that the crystal water takes part in three intermolecular hydrogen bonds of O(2)-H(2A)…O(1), O(2)-H(2B)…N(I) and N(5)-H(5)…O(2), and an octatomic ring R^(8) is formed via intramolecular hydrogen bond of O(I)-H(IA)…N(4). Furthermore, the I…I contacts are involved in stabilizing the overall three-dimensional network structure. The preliminary biological test shows the title compound has good antitumor activity with the IC50 value of 26 μM against the Hela cell line.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
The title compound has been synthesized by the reaction of 3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)butan-2-one oxime with 2-chlorobenzyl chloride, and then treated with 65~68% HNO3. Its crystal structure was determin...The title compound has been synthesized by the reaction of 3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)butan-2-one oxime with 2-chlorobenzyl chloride, and then treated with 65~68% HNO3. Its crystal structure was determined by single-crystal X-ray diffraction. The crystal belongs to the monoclinic system, space group P21/c with a = 14.5481(8), b = 9.3351(5), c = 13.1911(7) , β = 98.9450(10)°, Z = 4, V = 1769.67(17) 3, Mr = 369.81, Dc = 1.388 g/cm3, S = 1.06, μ = 0.247 mm-1, F(000) = 776, the final R = 0.0352 and wR = 0.0960 for 3069 observed reflections (I 2σ(I)). X-ray crystal structure presents the intramolecular N–H…O hydrogen bond. The packing is nearly parallel without π-π stacking interactions between two adjacent phenyl rings and stabilized by Van der Waals force. The preliminary bioassay shows that the title compound possesses fungicidal activity against Gibberella zeae at the dosage of 25 mg/L.展开更多
The title compound 1-(3-amino-[1,2,4]triazol-1-yl)-3,3-dimethyl-butan-2-one(3) was synthesized by Hofmann-alkylation reaction of 1-chloro-3,3-dimethyl-butan-2-one(1) and ~1H-[1,2,4]triazol-3-ylamine(2) with eq...The title compound 1-(3-amino-[1,2,4]triazol-1-yl)-3,3-dimethyl-butan-2-one(3) was synthesized by Hofmann-alkylation reaction of 1-chloro-3,3-dimethyl-butan-2-one(1) and ~1H-[1,2,4]triazol-3-ylamine(2) with equal amount of K_2CO_3 as acid acceptor. The structure of compound 3 was characterized by ~1H NMR, 13 C NMR, HRMS and single-crystal X-ray diffraction. The compound crystallizes in the monoclinic system, space group P21/n with a = 5.7227(8), b = 27.924(4), c = 6.2282(7) ?, β = 101.892(11)°, V = 973.9(2) ?~3, Z = 4, T = 180.00(10) K, μ(MoKα) = 0.087 mm^(-1), Dc = 1.243 g/cm^3, 3832 reflections measured(3.648≤θ≤26.022°), 1916 unique reflections(Rint = 0.0359, Rsigma = 0.0572) used in all calculations. The final R = 0.0557(I 〉 2σ(I)) and w R = 0.1276(all data). Bioassay showed that 3 displayed excellent activity as plant growth regulator with inducing lateral root formation and enhancing primary root elongation at 0.27 mmol/L(50 ppm) in soybeen(He Feng-50). Good water solubility was found with 50 mg in 1 m L of water. Therefore, application of 3 in agriculture is more environmentally friendly due to cosolvent-free condition, and results in improved abiotic-stress tolerance by affecting the root growth. And furthermore, it can be used as a precursor to investigate the function of regulating plant root growth.展开更多
The title compound 2, 4-chloromethyl-3-anilino-2-(4-methyl-benzoylimido)thiazole, was prepared by the reaction of 1-p-methylbenzoyl-3-phenylaminothiourea 1 with 1,3-dichloro- acetone. The crystal is of monoclinic, s...The title compound 2, 4-chloromethyl-3-anilino-2-(4-methyl-benzoylimido)thiazole, was prepared by the reaction of 1-p-methylbenzoyl-3-phenylaminothiourea 1 with 1,3-dichloro- acetone. The crystal is of monoclinic, space group P21/c, with a = 8.1712(15), b = 10.998(2), c = 19.134(4)A, β= 94.610(5)°, C18H16ClN3OS, Mr = 357.85, Z = 4, V = 1714.0(6)A^3, De= 1.387 g/cm^3, μ(MoKa) = 0.354 mm^-1, F(000) = 744, the final R = 0.0518 and wR = 0.1167 for 3189 observed reflections (I〉 2σ(I). Its formation mechanism was proposed.展开更多
通过C—N键联唑类高氮含能化合物1(?1H?1,2,4?三唑?3?基)?1H?四唑分别与相应的氢氧化物或碳酸盐反应,合成了7种未见报道的1(?1H?1,2,4?三唑?3?基)?1H?四唑金属盐。利用元素分析、红外光谱、质谱等对其结构进行了表征,首次培养得到了其中...通过C—N键联唑类高氮含能化合物1(?1H?1,2,4?三唑?3?基)?1H?四唑分别与相应的氢氧化物或碳酸盐反应,合成了7种未见报道的1(?1H?1,2,4?三唑?3?基)?1H?四唑金属盐。利用元素分析、红外光谱、质谱等对其结构进行了表征,首次培养得到了其中5种金属盐的单晶,测试了其晶体结构。运用差示扫描量热分析(DSC)研究了该系列金属盐的热稳定性,大部分金属盐均具有较好的热稳定性,其中锂盐脱水后的热分解温度最高(258℃)。利用等键反应计算了部分金属盐的生成焓,其中两种金属盐的生成焓高于1000 k J·mol^(-1)。运用EXPLO5软件估算其爆炸性能,并测试了撞击感度和摩擦感度,结果表明该系列金属盐属于钝感含能材料。展开更多
基金This project was financially supported by the Chinese Postdoctoral Science Foundation the National Natural Science Foundation of China and the Natural Science Foundation of Fujian Province and CAS
文摘The title compound (Ag2F6O4N8C12H16, Mr = 666.07) was synthesized and its crystal structure was determined by single-crystal X-ray diffraction method. It crystallizes in orthorhombic, space group Fddd with cell parameters: a = 12.2718(1), b = 23.3229(1), c = 29.1918(1) ? V = 8355.10(8) 3, Z = 16, Dc = 2.118 g/cm3, F(000) = 5184 and m = 1.966 mm-1. The structure was solved by direct methods and refined by full-matrix least-squares methods. The final R = 0.0624 and Rw = 0.1699 for 1584 observed reflections with I ≥ 2.0s(I). The molecular structure consists of two trigonal silver atoms bridged by double triazole ligands. The distance between the two silver atoms Ag(1)…Ag(1A) is 3.475(2) ?
基金The project was supported by the Key Laboratory of Organic Synthesis of Jiangsu Province (JSK016) the Natural Science Foundation of University, Anhui Province (No. 2006KJ156B)
文摘The title compound 1,5,1 ',5 '-tetraphenyl- 1H, 1H'-3,3 '-dialkylthio-bi-1,2,4-triazole (2, C28H20N6S2, Mr = 504.62) was prepared by the reaction of 1-benzoyl-3-phenylaminothiourea 1 and Mn(OAc)3·2H2O in acetic acid under microwave irradiation. The crystal is of monoclinic, space group P21/c with a = 11.3931(10), b = 16.5787(14)(c = 26.470(2) A, β = 98.274(2)°, Z = 8, V = 4947.8(8) A3, 1), = 1.355 g/cm^3,μMoKa) = 0.245 mm^-1, F(000) = 2096, the final R = 0.0583 and wR = 0.1502 for 8705 observed reflections (I〉 20(I)). X-ray analysis reveals that the title compound is 1,5,1 ',5 '-tetraphenyl- 1 H, 1 H'-3,3 '-dialkylthio-bi- 1,2,4-triazole, and its formation mechanism was proposed.
基金The project was supported by the Key Laboratory of Organic Synthesis of Jiangsu Province (JSK016)
文摘The title compound 1,5-diphenyl-3-phenacylthio-1H-1,2,4-triazole 2 (C22H17- N3OS, Mr = 371.45) was prepared by the reaction of 1-benzoyl-3-phenyl-aminothiourea 1 with 2-bromoacetophenone. The crystal is of triclinic, space group P^1-, a = 8.906(3), b = 9.853(3), c = 11.226(4)A, α= 100.562(5), β= 101.285(5), γ. = 105.096(6)^c, Z = 2, V = 903.7(5) ]A^3, Dc= 1.365 g/cm^3,μ(MoKa) = 0.196 mm^-1, F(000) = 388, the final R = 0.0506 and wR = 0.0985 for 2532 observed reflections (I〉 2σ(I)). Its formation mechanism was proposed.
基金supported by the National Undergraduate Training Programs for Innovation and Entrepreneurship of Hunan Universitythe Natural Science Foundation of Hunan Province(No.12jj3012)
文摘The title compound, 4-(tert-butyl)-5-(1 H- 1,2,4-triazol- 1 -yl)-N-(2-hydroxy-3,5-diio- dinebenzyl)thiazol-2-amine, was synthesized via the reduction of 4-(tert-butyl)-5-(1H-l,2,4- triazol-l-yl)-N-benzylidene-thiazol-2-amine with NaBH4, and its crystal structure was determined by single-crystal X-ray diffraction. The compound crystallizes in monoclinic system, space group P21/c with a = 7.91944(19), b = 10.5250(3), c = 24.4985(6) A, Z = 4, V = 2041.66(9) A3, Mr = 599.22, Dc = 1,949 Mg/m3, S = 1.120, p = 3.203 mm-1, F(000) = 1152, the final R = 0.0283 and wR = 0.0592 for 3490 observed reflections (I 〉 2σ(I)). X-ray analysis displays that the crystal water takes part in three intermolecular hydrogen bonds of O(2)-H(2A)…O(1), O(2)-H(2B)…N(I) and N(5)-H(5)…O(2), and an octatomic ring R^(8) is formed via intramolecular hydrogen bond of O(I)-H(IA)…N(4). Furthermore, the I…I contacts are involved in stabilizing the overall three-dimensional network structure. The preliminary biological test shows the title compound has good antitumor activity with the IC50 value of 26 μM against the Hela cell line.
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).
基金Supported by the Central University Basic Scientific Research Fund of Hunan University (2009)the Key Scientific and Technological Project of Changsha, Hunan Province (No. 0901077-31)
文摘The title compound has been synthesized by the reaction of 3,3-dimethyl-1-(1H-1,2,4-triazol-1-yl)butan-2-one oxime with 2-chlorobenzyl chloride, and then treated with 65~68% HNO3. Its crystal structure was determined by single-crystal X-ray diffraction. The crystal belongs to the monoclinic system, space group P21/c with a = 14.5481(8), b = 9.3351(5), c = 13.1911(7) , β = 98.9450(10)°, Z = 4, V = 1769.67(17) 3, Mr = 369.81, Dc = 1.388 g/cm3, S = 1.06, μ = 0.247 mm-1, F(000) = 776, the final R = 0.0352 and wR = 0.0960 for 3069 observed reflections (I 2σ(I)). X-ray crystal structure presents the intramolecular N–H…O hydrogen bond. The packing is nearly parallel without π-π stacking interactions between two adjacent phenyl rings and stabilized by Van der Waals force. The preliminary bioassay shows that the title compound possesses fungicidal activity against Gibberella zeae at the dosage of 25 mg/L.
基金supported by the National Natural Science Foundation of China(No.2012BAD20B04)
文摘The title compound 1-(3-amino-[1,2,4]triazol-1-yl)-3,3-dimethyl-butan-2-one(3) was synthesized by Hofmann-alkylation reaction of 1-chloro-3,3-dimethyl-butan-2-one(1) and ~1H-[1,2,4]triazol-3-ylamine(2) with equal amount of K_2CO_3 as acid acceptor. The structure of compound 3 was characterized by ~1H NMR, 13 C NMR, HRMS and single-crystal X-ray diffraction. The compound crystallizes in the monoclinic system, space group P21/n with a = 5.7227(8), b = 27.924(4), c = 6.2282(7) ?, β = 101.892(11)°, V = 973.9(2) ?~3, Z = 4, T = 180.00(10) K, μ(MoKα) = 0.087 mm^(-1), Dc = 1.243 g/cm^3, 3832 reflections measured(3.648≤θ≤26.022°), 1916 unique reflections(Rint = 0.0359, Rsigma = 0.0572) used in all calculations. The final R = 0.0557(I 〉 2σ(I)) and w R = 0.1276(all data). Bioassay showed that 3 displayed excellent activity as plant growth regulator with inducing lateral root formation and enhancing primary root elongation at 0.27 mmol/L(50 ppm) in soybeen(He Feng-50). Good water solubility was found with 50 mg in 1 m L of water. Therefore, application of 3 in agriculture is more environmentally friendly due to cosolvent-free condition, and results in improved abiotic-stress tolerance by affecting the root growth. And furthermore, it can be used as a precursor to investigate the function of regulating plant root growth.
基金the Natural Science Foundation of University,Anhui Province(No.2006KJ156B)
文摘The title compound 2, 4-chloromethyl-3-anilino-2-(4-methyl-benzoylimido)thiazole, was prepared by the reaction of 1-p-methylbenzoyl-3-phenylaminothiourea 1 with 1,3-dichloro- acetone. The crystal is of monoclinic, space group P21/c, with a = 8.1712(15), b = 10.998(2), c = 19.134(4)A, β= 94.610(5)°, C18H16ClN3OS, Mr = 357.85, Z = 4, V = 1714.0(6)A^3, De= 1.387 g/cm^3, μ(MoKa) = 0.354 mm^-1, F(000) = 744, the final R = 0.0518 and wR = 0.1167 for 3189 observed reflections (I〉 2σ(I). Its formation mechanism was proposed.
文摘通过C—N键联唑类高氮含能化合物1(?1H?1,2,4?三唑?3?基)?1H?四唑分别与相应的氢氧化物或碳酸盐反应,合成了7种未见报道的1(?1H?1,2,4?三唑?3?基)?1H?四唑金属盐。利用元素分析、红外光谱、质谱等对其结构进行了表征,首次培养得到了其中5种金属盐的单晶,测试了其晶体结构。运用差示扫描量热分析(DSC)研究了该系列金属盐的热稳定性,大部分金属盐均具有较好的热稳定性,其中锂盐脱水后的热分解温度最高(258℃)。利用等键反应计算了部分金属盐的生成焓,其中两种金属盐的生成焓高于1000 k J·mol^(-1)。运用EXPLO5软件估算其爆炸性能,并测试了撞击感度和摩擦感度,结果表明该系列金属盐属于钝感含能材料。