المؤلفون: Wang, You‐Qing¹, Cui, Xiao‐Yu¹, Ren, Yuan‐Yuan¹, Zhang, Yongna¹

المصدر: ChemInform. Apr2015, Vol. 46 Issue 14, pno-no. 1p.

مصطلحات موضوعية: *METHYL ketones, *ALKYL compounds, *ENANTIOSELECTIVE catalysis, *REGIOSELECTIVITY (Chemistry), *ORGANOCATALYSIS, *MANNICH reaction, *BENZOXAZINES, *THIAZINE derivatives

مستخلص: The direct Mannich reaction of the cyclic title imines with acetone or alkyl methyl ketones generates optically active N-heterocycles bearing a sulfonamide functionality with high enantioselectivities and high yields. [ABSTRACT FROM AUTHOR]

المؤلفون: Fan, Xiaohui¹, Cui, Xiao‐Meng¹, Guan, Yong‐Hong¹, Fu, Lin‐An¹, Lv, Hao¹, Guo, Kun¹, Zhu, Hong‐Bo¹

المصدر: ChemInform. Oct2014, Vol. 45 Issue 42, pno-no. 1p.

مصطلحات موضوعية: *CARBON-carbon bonds synthesis, *CARBON-hydrogen bonds, *ALLYLSILANES, *SILANE compounds, *CARBON cycle

مستخلص: A novel and efficient protocol is developed for the cross-coupling of benzyl/allyl ethers with allylsilane using FeCl3 as the catalyst. [ABSTRACT FROM AUTHOR]

المؤلفون: Cui, Xiao‐ling¹, Li, Yong‐li¹, Li, Shi‐you¹, Sun, Guo‐cun¹, Ma, Jin‐xia¹, Zhang, Lu¹, Li, Tian‐ming¹, Ma, Rong‐bo¹

المصدر: ChemInform. Sep2014, Vol. 45 Issue 35, pno-no. 1p.

مصطلحات موضوعية: *MANGANESE compounds, *NANOCRYSTALS, *LITHIUM compounds, *CHEMICAL synthesis, *NANOTECHNOLOGY, *INORGANIC compounds

مستخلص: Nanosized Mn3O4 crystals are prepared by blowing air into a mixture of Mn(OAc)2 and NH3·H2O dissolved in EtOH (50 °C, 5 min). [ABSTRACT FROM AUTHOR]

المؤلفون: Cui, Xiao‐Meng¹, Guan, Yong‐Hong¹, Li, Na¹, Lv, Hao¹, Fu, Lin‐An¹, Guo, Kun¹, Fan, Xiaohui¹

المصدر: ChemInform. May2014, Vol. 45 Issue 19, pno-no. 1p.

مصطلحات موضوعية: *INORGANIC chemistry, *CHEMICAL reactions, *HALOGEN compounds, *ALCOHOLS (Chemical class), *BROMINE

مستخلص: It is demonstrated that α,α-dibromoacetoacetate can be used as bromine source under neutral conditions for the bromination of primary and secondary alcohols including acid sensitive substrates. [ABSTRACT FROM AUTHOR]

المؤلفون: Cui, Xiao‐Bing¹, et al., et al.¹

المصدر: ChemInform. Jan2014, Vol. 45 Issue 1, pno-no. 1p.

مصطلحات موضوعية: *DIMERS, *KEGGIN anions, *SINGLE crystals, *COPPER, *SPACE groups, *HYDROGEN bonding, *MAGNETIC susceptibility, *ANTIFERROMAGNETISM

مستخلص: The new compound [Cu(en)2][Cu(en)2(H2O)]2 [SiMo8V6O42] [Cu(en)2]·1.5H2O is hydrothermally synthesized from a mixture of Na2MoO4, V2O5, Na2SiO3, CuCl2, H2C2O4, en, and H2O (autoclave, pH 7, 180 °C, 3 d; 73% yield). [ABSTRACT FROM AUTHOR]

المؤلفون: Sun, Ying‐Hua¹, Li, Guo‐Dong¹, Cui, Xiao‐Bing¹, Xu, Ji‐Qing¹, Mei, Ze‐Min¹

المصدر: ChemInform. Apr2016, Vol. 47 Issue 20, pno-no. 1p.

مصطلحات موضوعية: *ORTHORHOMBIC crystal system, *CRYSTALLIZATION, *X-ray diffraction

مستخلص: The new compound (IV) crystallizes in the orthorhombic space group Fdd2 with Z = 8 (single crystal XRD). [ABSTRACT FROM AUTHOR]

المؤلفون: Lin, Po‐Han¹, Guo, Hai‐Yang¹, Zhang, Xiao¹, Cui, Xiao‐Bing¹, Huo, Qi‐Sheng¹, Xu, Ji‐Qing¹

المصدر: ChemInform. Dec2016, Vol. 47 Issue 52, pno-no. 1p.

مصطلحات موضوعية: *COPPER compounds, *CRYSTAL photochemistry

مستخلص: [Cu(en)2][Cu(en)2(H2O)2] [Cu(en)2(H2O)]2 [H4SiNb12V2O42]·7 H2O (I) based on bi-capped Keggin-type polyoxoniobates and Cu coordination complexes is prepared hydrothermally. [ABSTRACT FROM AUTHOR]

المؤلفون: Lin, Po-Han¹, Guo, Hai-Yang¹, Zhang, Xiao¹, Cui, Xiao-Bing¹, Huo, Qi-Sheng¹, Xu, Ji-Qing¹

المصدر: ChemInform. Dec2016, Vol. 47 Issue 51, pno-no. 1p.

مصطلحات موضوعية: *COPPER, *TRANSITION metals

مستخلص: [Cu(en)2][Cu(en)2(H2O)2] [Cu(en)2(H2O)]2 [H4SiNb12V2O42]·7 H2O (I) based on bi-capped Keggin-type polyoxoniobates and Cu coordination complexes is prepared hydrothermally. [ABSTRACT FROM AUTHOR]

المؤلفون: Fan, Xiaohui¹, Zhu, Hong‐Bo¹, Lv, Hao¹, Guo, Kun¹, Guan, Yong‐Hong¹, Cui, Xiao‐Meng¹, An, Bin¹, Pu, Yan‐Ling¹

المصدر: ChemInform. Jan2016, Vol. 47 Issue 5, pno-no. 1p.

مصطلحات موضوعية: *SULFONAMIDES, *ORGANIC compounds, *CHEMICAL synthesis, *CATALYSIS, *CHEMICAL reactions

مستخلص: The title three-component reaction only applies to aromatic or cinnamylaldehydes [e.g. (I) and (V)], sulfonamides [e.g. (II) and (XI)], and allylsilanes [e.g. (III), (VII), and (IX)], but it doesn′t apply to alkyl aldehydes, ketones, α-alkylated cinnamylaldehyde, carbamates, or silylalkynes. [ABSTRACT FROM AUTHOR]

المؤلفون: Liu, Ya‐Bing¹, Fu, Li‐Wei¹, Duan, Wei‐Jie¹, Xiao, Li‐Na¹, Hu, Yang‐Yang¹, Zhao, De‐Chuan¹, Guo, Hai‐Yang¹, Cui, Xiao‐Bing¹, Xu, Ji‐Qing¹

المصدر: ChemInform. Oct2014, Vol. 45 Issue 42, pno-no. 1p.

مصطلحات موضوعية: *COPPER, *TUNGSTEN, *KEGGIN anions, *POLYOXOMETALATES, *TRANSITION metals

مستخلص: The novel polyoxometalate [Cu(en)2(H2O)]{[Cu0.5(en)]3 [VVWVI6.5WV3V IV4.5O42Cu(en) 2]}·3.5H2O is hydrothermally synthesized from a mixture of Na2WO4, V2O5, CuSO4, (COOH)2 (molar ratio of 2:1:1:2), en, and H2O (autoclave, pH 7, 180 °C, 3 d, 60% yield). [ABSTRACT FROM AUTHOR]