Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Uzzaman, Shams"'
Autor:
Uzzaman, Shams, Dar, Ayaz Mahmood, Sohail, Aamir, Bhat, Sheraz, mustafa, Mir Faisal, Khan, Yusuf
Publikováno v:
In Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 3 January 2014 117:493-501
Autor:
Mabkhot Yahia N., Barakat Assem, Al-Showiman Salim S., Frey Wolfgang, Uzzaman Shams, Ghabbour Hazem A.
Publikováno v:
Zeitschrift für Kristallographie - New Crystal Structures, Vol 231, Iss 2, Pp 521-523 (2016)
C19H17.75O4.13S2, monoclinic, P21/n (no. 14), a = 7.1921(6) Å, b = 18.6304(14) Å, c = 13.3739(11) Å, β = 92.681(4)°, V = 1790.0(2) Å3, Z = 4, Rgt(F) = 0.0478, wRref(F2) = 0.0913, T = 100 K.
Externí odkaz:
https://doaj.org/article/dd524d1fa60b44a59bb1b96e0ab52c9c
Autor:
Dar, Ayaz Mahmood, Uzzaman, Shams
Pyrimidines and pyrans are the special class of heterocyclic compounds with a broad spectrum of biological activities such as anticancer, antiviral, antibacterial, antioxidant, antiallergic and antidepressant. The use of pyran derivatives is not only
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::5e0247e29d06734c985b09bd0f5587fa
Autor:
Uzzaman, Shams, Abdul Baqi, Khan A. A., Asif, Mohd, Ali, Abad, Khanam, Hena, Mashrai, Ashraf, Ahmad, Anis, Khan, Asad U
Steroidal spiroazetidinone derivatives (3, 10-12) were obtained by the multi-step reactions of ketosteroids. It involved Staudinger ketene-imine [2+2] cycloaddition reaction of steroidal iminophenylcholest-5-enes (2, 7-9). The structural assignment o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::905b0a31f7a76576d1948f25ce7e1cf8
Autor:
Dar, Ayaz Mahmood, Uzzaman, Shams
A novel expeditious and convenient synthesis of hitherto unknown 5α-cholestano [6, 7- c] 5'-methyl-1'-carbothioic acid amido pyrazoles based on the reaction of 5α-cholestan-6-one thiosemicarbazones with modified Vilsmeier-Haack reagent (H3C-CO-NH2/
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fa62f85d83d282b282b6ad2743415cbd
Akademický článek
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Autor:
Uzzaman, Shams, Asif, Mohd., Ali, Abad, Mashrai, Ashraf, Khanam, Hena, Sherwani, Asif, Owais, Mohammad
A series of steroidal tetrazole derivatives (7-9) has been obtained by facile and convenient method in a two-step process. All the newly synthesized compounds were characterized by means of elemental analyses, IR, 1H NMR, 13C NMR and MS. The mean sur
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::56e267439f6b970cb10018a6d8e814a8
A preparation of new series of 2'-hydrazinocholest-6-eno [4, 5- d] thiazoles 4-6 from 5α-cholestan-6-one 1-3 are herein reported. After characterization by IR, 1H NMR, 13C NMR, MS and analytical data, the synthesized compounds 4-6 were tested for an
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ed75da190ee118b859e745faf83adbfb
Autor:
Mabkhot, Yahia N., Barakat, Assem, Al-Showiman, Salim S., Frey, Wolfgang, Uzzaman, Shams, Ghabbour, Hazem A.
Publikováno v:
Zeitschrift für Kristallographie / New Crystal Structures; Jun2016, Vol. 231 Issue 2, p521-523, 3p
Autor:
Mabkhot, Yahia N.1 yahia@ksu.edu.sa, Barakat, Assem1,2, Al-Showiman, Salim S.1, Frey, Wolfgang3, Uzzaman, Shams4, Ghabbour, Hazem A.5,6
Publikováno v:
Zeitschrift für Kristallographie / New Crystal Structures. Jun2016, Vol. 231 Issue 2, p521-523. 3p.