نتایج جستجو برای: dimethylacetamide

تعداد نتایج: 375  

2016
Fabio Mosca Manuela Madeddu Ahmad Abdel Sayed Luisa Zaniboni Nicolaia Iaffaldano Silvia Cerolini

This data article contains supporting information regarding the research article entitled "Combined effect of permeant and non-permeant cryoprotectants on the quality of frozen/thawed chicken sperm"(Mosca et. al., 2016) [1]. The combined effect of the permeant cryoprotectants agent dimethylacetamide and the non-permeant cryoprotectants agent trehalose on the quality of frozen-thawed chicken sem...

Journal: :The Journal of organic chemistry 2012
Stephen A Glover Adam A Rosser

Two independent computational methods have been used for determination of amide resonance stabilization and amidicities relative to N,N-dimethylacetamide for a wide range of acyclic and cyclic amides. The first method utilizes carbonyl substitution nitrogen atom replacement (COSNAR). The second, new approach involves determination of the difference in amide resonance between N,N-dimethylacetami...

Journal: :Dalton transactions 2016
Phuong V Dau Zhicheng Zhang Phuong D Dau John K Gibson Linfeng Rao

A series of amine functionalized ligands, including 2,2'-(benzylazanediyl)bis(N,N'-dimethylacetamide) (BnABDMA), 2,2'-azanediylbis(N,N'-dimethylacetamide) (ABDMA), and 2,2'-(methylazanediyl)bis(N,N'-dimethylacetamide) (MABDMA), are synthesized for the thermodynamic study of their complexation with Nd(3+) ions. Their complexation in solution is investigated using potentiometry, spectrophotometry...

2008
Constantin I. CHIRIAC Fulga TANASA Marioara NECHIFOR Constantin I. Chiriac

Thorough studies of organic chemistry have emphasized the important role of reactive solvents in some condensation reactions, such as ethynylation of carbonylic compounds. Some of the most widely used reactive solvents for these reactions are N,N-dialkylacetamides, among which N,N-dimethylacetamide is prominent due to its particular reactivity. This is the reason why it had been used not only a...

Journal: :Acta Crystallographica Section E Structure Reports Online 2006

2016
R. G. Indhumathi

The ultrasonic velocity, density and viscosity at 318K have been measured in the binary systems of Methyl methacrylate + Toluene and Methyl methacrylate + Dimethylacetamide. In this work an attempt has been made for the first time to investigate the behavior of binary solutions of Methylmethacrylate(MMA) in Toluene and Dimethylacetamide(DMAC) with regard to acoustical parameters such as adiabat...

Journal: :The Journal of biological chemistry 1972
E H Strickland M Wilchek J Horwitz C Billups

To gain information about the properties of tyrosyl residues buried within proteins, the circular dichroism (CD) and absorption spectra of tyrosine derivatives have been investigated in nonpolar solvents. N-Stearyl-L-tyrosine n-hexyl ester dissolved in methylcyclohexane (O-O band at 283 nm) was used to measure the effects of hydrogen-bonding agents. Adding low concentrations of dioxane, N, N-di...

2002
HARDIN STRICKLAND JOSEPH HORWITZ CAROLYN BILLUPS

To gain information about the properties of tyrosyl residues buried within proteins, the circular dichroism (CD) and absorption spectra of tyrosine derivatives have been investigated in nonpolar solvents. N-Stearyl-L-tyrosine n-hexyl ester dissolved in methylcyclohexane (O-O band at 283 nm) was used to measure the effects of hydrogen-bonding agents. Adding low concentrations of dioxane, N, N-di...

Journal: :Acta Crystallographica Section E Structure Reports Online 2012

Journal: :BioTechniques 2003
John P Morris Stephane Berghmans David Zahrieh Donna S Neuberg John P Kanki A Thomas Look

High fecundity, rapid generation time, and external development of optically clear embryos make the zebrafish (Danio rerio) a convenient vertebrate model for genetic, developmental, and disease studies. Efficient sperm cryopreservation enhances the zebrafish model system by optimizing productive use of facility space, extending the reproductive lifetime of males, providing an alternative to liv...

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