Results 91 to 100 of about 12,856 (268)

Pyrimidine Acyclo-C-Nucleosides by Ring Transformations of 2-Formyl-L-arabinal

open access: yesMolecules, 2005
The protected 2-formyl-L-arabinal 2 reacted with thiourea and cyanamide in the presence of sodium hydride to afford via ring transformations the 5-[1R,2S-1,2- bis(benzyloxy)-3-hydroxypropyl]-1,2-dihydropyrimidines 3 and 4, respectively.
Klaus Peseke   +3 more
doaj   +1 more source

Influencia de cianamida hidrogenada (dormex) y tuneles plasticos en arandano arbustos alto (cv. bluecrop) y ojo conejo (cv.tifblue) en la VII Region. [PDF]

open access: yes, 2006
54 p.Para determinar el efecto del uso de cianamida hidrogenada y túneles plásticos en relación a la época de estados fenológicos, cosecha y calidad de fruta en arándanos (Vaccinum corymbosum L. cv. Bluecrop y Vaccinium ashei R. cv.
Retamales Aranda, Jorge (Prof. Guía)   +2 more
core  

Intermolecular Interactions in Molecular Organic Crystals upon Relaxation of Lattice Parameters [PDF]

open access: yes, 2019
Crystal structure prediction is based on the assumption that the most thermodynamically stable structure will crystallize first. The existence of other structures such as polymorphs or from counterenantiomers requires an accurate calculation of the ...
Heimsaat, M., Stein, M.
core   +2 more sources

Hydrogen cyanamide poisoning: multiple microscopic analyses evidence of forensic entomotoxicology succession on decomposing covered/uncovered rat carrions

open access: yesEgyptian Journal of Forensic Sciences
Background Forensic entomotoxicology is a crucial field that studies the effects of drugs and poisons on carrion-feeding insects, particularly in crime investigations. Hydrogen cyanamide, a plant growth regulator, is hazardous and used in agriculture but
Fatma El-Zahraa A. Abd El-Aziz   +4 more
doaj   +1 more source

In-situ Infrared Characterization During Atomic Layer Deposition of Lanthanum Oxide [PDF]

open access: yes, 2009
Mechanisms of atomic layer deposition (ALD) growth of lanthanum oxide on H-terminated Si(111) using lanthanum tris(N,N′-diisopropylacetamidinate) (La(iPr-MeAMD)3) are investigated using infrared (IR) absorption spectroscopy.
Chabal, Yves J.   +5 more
core   +1 more source

ブドウの芽の休眠打破に及ぼす化学物質の種類と濃度の影響 [PDF]

open access: yes, 2007
 The effects of various chemicals and their concentrations on budbreak of ‘Pione’ grapevine (Vitis labrusca L. x V. vinifera L.) were studied by using single-bud cuttings obtained in endodormancy.
Fukuda, Fumio   +2 more
core  

Synthesis, Characterization, Electrochemical and Spectroelectrochemical Properties of Ruthenium(II) Complexes Containing Phenylcyanamide Ligands and Effect of the Inner- Sphere on the Ru-NCN Chromophore [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2005
[Ru(terpy)(bpy)(L)]PF6 complexes, where terpy is 2,2΄:6′,2″– terpyridine, bpy is 2,2΄ - bipyridine and L is monoanions of  4 - bromophenylcyanamide (4 - Brpcyd), 4-methoxyphenylcyanamide (4 - MeOPcyd), 2, 4 - dibromophenylcyanamide (2,4 - Br2pcyd), 2,4 ...
Hassan Hadadzadeh, Ali Reza Rezvani
doaj  

8-Quinolylguanidinium chloride

open access: yesActa Crystallographica Section E, 2008
The title compound, C10H11N4+·Cl−, has been synthesized by the reaction of 8-aminoquinoline and cyanamide. The dihedral angle between the plane of the guanidine group and the quinoline ring system is 68.64 (13)°.
Chang-Mei Wei
doaj   +1 more source

A program to develop a high-energy density primary battery with a minimum of 200 watt hours per pound of total battery weight third quarterly report, jan. - mar. 1965 [PDF]

open access: yes
Electrochemical study of prospective electrode- electrolyte systems for high-energy primary battery with minimum of 200 watt hours per pound of total battery ...
Adler, R. W.   +3 more
core   +1 more source

Comparative value of cyanamid in fertilization of apple trees : soil changes and tree response [PDF]

open access: yes, 1938
Publication authorized January 26, 1938.Digitized 2007 AES.Includes bibliographical references (pages 50-52)
Murneek, A. E. (Andrew Edward), 1888-   +1 more
core  

Home - About - Disclaimer - Privacy