نتائج البحث - "Guang-Yun He"

1

Investigation of the electrochemical oxidation of 2,3′-bisindolylmethanes in positive-ion electrospray ionization mass spectrometry

المؤلفون: Tian Cai, Guang-Yun He, Zhi-Jun Wu, Xiao-Ying Xu, Xu Xu

المصدر: RSC Advances. 9:10727-10732

مصطلحات موضوعية: Electrospray, General Chemical Engineering, Electrospray ionization, Inorganic chemistry, 02 engineering and technology, General Chemistry, 010402 general chemistry, 021001 nanoscience & nanotechnology, Electrochemistry, 01 natural sciences, 0104 chemical sciences, Solvent, chemistry.chemical_compound, chemistry, Ionization, Dehydrogenation, 0210 nano-technology, Acetonitrile, Dichloromethane

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::288606f69cc4f43f1596768269fe0b39
https://doi.org/10.1039/c9ra00348g

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2

Characterization of the Retro-[3+2] Reaction of Protonated 2,3′-Bisindolylmethanes by Electrospray Ionization–Tandem Mass Spectrometry

المؤلفون: Guang-Yun He, Xiao-Ying Xu, Tian Cai, Dong-Mei Fang, Zhi-Jun Wu

المصدر: Analytical Letters. 50:2058-2067

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::78715df48026da56227a83046eb4f9b4
https://doi.org/10.1080/00032719.2016.1267738

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3

Radical ions and dehydro cations in detection of 2,3′-bisindolylmethanes using electrospray mass spectrometry

المؤلفون: Xiao-Ying Xu, Guang-Yun He, Dong-Mei Fang, Zhi-Jun Wu, Tian Cai

المصدر: International Journal of Mass Spectrometry. 410:63-67

مصطلحات موضوعية: Electrospray, Radical trapping, 010405 organic chemistry, Electrospray mass spectrometry, Chemistry, Electrospray ionization, 010401 analytical chemistry, Analytical chemistry, Electron, Condensed Matter Physics, 01 natural sciences, 0104 chemical sciences, Ion, Fragmentation (mass spectrometry), Quadrupole, Physical chemistry, Physical and Theoretical Chemistry, Instrumentation, Spectroscopy

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::6bf73bb556a554dc7284e4f8cf255d6d
https://doi.org/10.1016/j.ijms.2016.10.013

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4

Unexpected [M − H]+ions in cyclopenta[b]indoles detection by electrospray ionization mass spectrometry

المؤلفون: Li-Xin Wang, Xiao-Ying Xu, Dong-Mei Fang, Guang-Yun He, Guolin Zhang, Zhi-Jun Wu, Shi-Wei Luo

المصدر: Journal of Mass Spectrometry. 48:1266-1269

مصطلحات موضوعية: Chromatography, Chemistry, Electrospray ionization, Analytical chemistry, Mass spectrometry, Spectroscopy, Ion

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b9f072c9ebc869b9e569957c28f35790
https://doi.org/10.1002/jms.3285

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5

Asymmetric Double Michael Reaction Catalyzed by Simple Primary Amine Catalysts: A Straightforward Approach to Construct Spirocyclic Oxindoles

المؤلفون: Li-Na Jia, Liang-Liang Wang, Guang-Yun He, Jian-Fei Bai, Lin Peng, Li-Xin Wang, Fang Tian, Xi-Ya Luo, Xiao-Ying Xu

المصدر: Chinese Journal of Chemistry. 30:1185-1188

مصطلحات موضوعية: Primary (chemistry), Chemistry, Organocatalysis, Yield (chemistry), Enantioselective synthesis, Michael reaction, Organic chemistry, Amine gas treating, General Chemistry, Optically active, Catalysis

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::77b8cfed8005248f6f2908b166d71a98
https://doi.org/10.1002/cjoc.201100543

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6

Asymmetric hydroxyamination of oxindoles catalyzed by chiral bifunctional tertiary aminethiourea: construction of 3-amino-2-oxindoles with quaternary stereocenters

المؤلفون: Guang-Yun He, Lin Peng, Xiao-Ying Xu, Li-Na Jia, Li-Xin Wang, Fang Tian, Liang-Liang Wang, Jian-Fei Bai, Jun Huang

المصدر: Org. Biomol. Chem.. 10:236-239

مصطلحات موضوعية: Indoles, Molecular Structure, Tertiary amine, Organic Chemistry, Thiourea, Stereoisomerism, Biochemistry, Catalysis, Oxindoles, Stereocenter, Nitrosobenzene, chemistry.chemical_compound, chemistry, Organic chemistry, Amines, Physical and Theoretical Chemistry, Bifunctional, Amination

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::191a0508eafcb17eda9b27335fd21e68
https://doi.org/10.1039/c1ob06413d

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7

A New Ellagitannin from the Fruit ofPhyllanthus EmblicaL

المؤلفون: Fan Zhang, Jian-Min Yue, Chun-Bin Yang, Runhua Lu, Guang-Yun He, Mei-Cai Deng

المصدر: Journal of the Chinese Chemical Society. 54:1615-1618

مصطلحات موضوعية: chemistry.chemical_classification, Traditional medicine, Ellagitannin, Chemistry, Phyllanthus emblica, Chemical structure, General Chemistry

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::bd751dade6bd422ebb237e2761325f54
https://doi.org/10.1002/jccs.200700228

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8

One-step regioselective green synthesis of 2,3-mannoepoxy-β-cyclodextrin under aqueous conditions

المؤلفون: Guang-yun He, Zhizhong Wang, Runhua Lu, Wei Jiao

المصدر: Monatshefte für Chemie - Chemical Monthly. 140:79-81

مصطلحات موضوعية: chemistry.chemical_classification, Aqueous solution, Cyclodextrin, Chemistry, technology, industry, and agriculture, Regioselectivity, One-Step, General Chemistry, carbohydrates (lipids), Yield (chemistry), polycyclic compounds, Organic chemistry, Surface modification, lipids (amino acids, peptides, and proteins)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::e594143a5ae4f17c2159cb349bbae1cc
https://doi.org/10.1007/s00706-008-0010-9

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9

A convenient and economic method for the synthesis of mono-2-tosyl-β-cyclodextrin

المؤلفون: Guang-yun He, Zhizhong Wang, Runhua Lu

المصدر: Monatshefte für Chemie - Chemical Monthly. 139:1109-1111

مصطلحات موضوعية: chemistry.chemical_classification, chemistry.chemical_compound, chemistry, Cyclodextrin, Tosyl, Anhydrous, Carbonate, Regioselectivity, Organic chemistry, General Chemistry, Catalysis

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::2c33658580f90442088a597ce742cc33
https://doi.org/10.1007/s00706-008-0884-6

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10

Unexpected [M-H]+ ions in cyclopenta[b]indoles detection by electrospray ionization mass spectrometry

المؤلفون: Guang-Yun, He, Xiao-Ying, Xu, Dong-Mei, Fang, Shi-Wei, Luo, Li-Xin, Wang, Guo-Lin, Zhang, Zhi-Jun, Wu

المصدر: Journal of mass spectrometry : JMS. 48(12)

مصطلحات موضوعية: Ions, Models, Molecular, Molecular Weight, Spectrometry, Mass, Electrospray Ionization, Indoles

URL الوصول: https://explore.openaire.eu/search/publication?articleId=pmid________::600ef67e947b402e97db25e0ba40a647
https://pubmed.ncbi.nlm.nih.gov/24338879

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11

ChemInform Abstract: Asymmetric Michael Addition of α-Substituted Isocyanoacetates with Maleimides Catalyzed by Chiral Tertiary Amine Thiourea

المؤلفون: Fang Tian, Lin Peng, Xiao-Ying Xu, Jian-Fei Bai, Li-Xin Wang, Li-Na Jia, Liang-Liang Wang, Yun-Long Guo, Guang-Yun He

المصدر: ChemInform. 43

مصطلحات موضوعية: chemistry.chemical_compound, Tertiary amine, Thiourea, Chemistry, Succinimide derivatives, Michael reaction, General Medicine, Medicinal chemistry, Pyrrole derivatives, Catalysis, Stereocenter

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::4c3624a3227c43d6f0974d7a40b4bfc9
https://doi.org/10.1002/chin.201228119

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12

ChemInform Abstract: Asymmetric Hydroxyamination of Oxindoles Catalyzed by Chiral Bifunctional Tertiary Amine Thiourea: Construction of 3-Amino-2-oxindoles with Quaternary Stereocenters

المؤلفون: Li-Na Jia, Li-Xin Wang, Guang-Yun He, Jian-Fei Bai, Lin Peng, Liang-Liang Wang, Jun Huang, Fang Tian, Xiao-Ying Xu

المصدر: ChemInform. 43

مصطلحات موضوعية: Nitrosobenzene, chemistry.chemical_compound, chemistry, Thiourea, Tertiary amine, General Medicine, Bifunctional, Combinatorial chemistry, Catalysis, Stereocenter

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::e6717b64eb18ebade6157537c2281e18
https://doi.org/10.1002/chin.201223118

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13

Asymmetric Michael addition of α-substituted isocyanoacetates with maleimides catalyzed by chiral tertiary amine thiourea

المؤلفون: Lin Peng, Fang Tian, Jian-Fei Bai, Guang-Yun He, Li-Na Jia, Xiao-Ying Xu, Yun-Long Guo, Li-Xin Wang, Liang-Liang Wang

المصدر: The Journal of organic chemistry. 77(6)

مصطلحات موضوعية: Tertiary amine, Molecular Structure, Chemistry, Organic Chemistry, Succinimide derivatives, Enantioselective synthesis, Thiourea, Stereoisomerism, Acetates, Catalysis, Stereocenter, Maleimides, chemistry.chemical_compound, Michael reaction, Organic chemistry, Amines, Bifunctional, Isocyanates

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::56879b0a35c374bf63df4fcb0d3f84f1
https://pubmed.ncbi.nlm.nih.gov/22369654

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14

Academic Journal

Asymmetric Michael Addition of α-Substituted Isocyanoacetates with Maleimides Catalyzed by Chiral Tertiary Amine Thiourea.

المؤلفون: Jian-Fei Bai, Liang-Liang Wang, Lin Peng, Yun-Long Guo, Li-Na Jia, Fang Tian, Guang-Yun He, Xiao-Ying Xu, Li-Xin Wang

المصدر: Journal of Organic Chemistry; 3/16/2012, Vol. 77 Issue 6, p2947-2953, 7p

15

Academic Journal

One-step regioselective green synthesis of 2,3-mannoepoxy- ? -cyclodextrin under aqueous conditions.

المؤلفون: Zhi-zhong Wang, Wei Jiao, Guang-yun He, Run-hua Lu

المصدر: Chemical Monthly / Monatshefte für Chemie; Jan2009, Vol. 140 Issue 1, p79-81, 3p

16

Academic Journal

A convenient and economic method for the synthesis of mono-2-tosyl-Î²-cyclodextrin.

المؤلفون: Guang-Yun He, Run-Hua Lu

المصدر: Chemical Monthly / Monatshefte für Chemie; Sep2008, Vol. 139 Issue 9, p1109-1111, 3p

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