نتایج جستجو برای: 2 h 1
تعداد نتایج: 4144838 فیلتر نتایج به سال:
The title compound, (Z)-2′-((adamantan-1-yl)thio)-1,1′-dimethyl-2′,3′-dihydro-[2,4′-biimidazolylidene]-4,5,5′(1H,1′H,3H)-trione, was found to be a by-product of the reaction 1,3-dehydroadamantane with 3-methyl-2-thioxoimidazolidin-4-one and characterized via single-crystal X-ray diffraction.
in the recent years, interstitial brachytherapy implantation has become the treatment of choice for early stage prostate cancer patients. treatment of prostate cancer with radiation is traced back to 1909. originally this treatment modality was very crude and could not gain much popularity till 1982. advancements in radioactive source designs, introduction of new low energy radioactive sources,...
Abstract C 18 H 13 FN 2 O , orthorhombic, Pbca (no. 61), a = 13.8082(4) Å, b 9.7555(3) c 21.8116(7) V 2938.15(16) Å 3 Z 8, R gt ( F ) 0.0402, w ref 0.1131, T 293 K.
Utilization of Photodisintegration reaction of Deuterium, H(γ,n)H, is a precise technique for determining the percentage of H in tritiated and natural water. The Na(n,γ)Na reaction is a suitable γ-source for producing the H(γ,n)H reaction. Tehran Research Reactor was used as a neutron source for producing Na isotopes. The BF3 detectors were used to detect the neutron emission of H2 content of w...
The title compound, C(12)H(18)N(2)O, was synthesized by the reaction of cyclo-hexa-none and 2-amino-cyclo-pent-1-enecarbonitrile. In the mol-ecule of the title compound, the six-carbon ring displays a chair conformation, the six-membered 1,3-diaza ring and the cyclo-pentene ring both assume envelope conformations. Supra-molecular aggregation is achieved by N-H⋯O hydrogen bonds.
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