Aryl (ethanoic) propanoic acid ascorbyl ester, preparation method thereof and medicament containing same The invention relates to aryl (ethanoic) propanoic acid ascorbyl ester, a preparation method thereof and medicaments containing same. The method designs an... 汤鲁宏,戴阿娟,择王,... 被引量: 4...
(Write the chemical equations).Ethanol rarr Ethanoic acid View Solution How will you bring about the following conversions : Ethanoic acid to propanoic acid View Solution How will you bring about the following conversions? Ethanol to ethanoic acid View Solution...
The invention relates to aryl (ethanoic) propanoic acid ascorbyl ester, a preparation method thereof and medicaments containing same. The method designs and synthesizes the ascorbyl ester derivatives of the aryl (ethanoic) propanoic acid nonsteroidal anti-inflammatory medicaments such as brufen, ...
Density, viscosity and surface tension of three binary liquid systems: ethanoic acid + ethanenitrile, propanoic acid + ethanenitrile, butanoic acid + ethanenitrile have been determined at 25, 35 and 45掳C, over the whole compositional range. The excess values of molar volume, viscosity, Gibbs ...
Give the IUPAC name to the simple ester produced by the reaction between ethanoic acid and the following: 1-butanol Write the formation equation for the ester that forms between propanoic acid and 1-pentanol. Include the names of the products and the structures for all subst...
Dobbin PS, Hider RC, Rizvi SK, Maki KL and van der Helm D, Study of hydrogen bonding in 1-ethyl-2-methyl-4-oxo-1,4- dihydropyridin-3-yloxy) propanoic acid by 1HNMR spectros- copy and x-ray crystallography. J Chem Soc Perk Trans 451- 455, 1993....
(±)-α-Amino-3-(3-phosphonomethyl)phenyl-propanoic acid In manner analogous to that described in Example 1 the title compound, m.p. 271°-275° (decomp.), is obtained. EXAMPLE 3 (±)-α-Amino-3-(5-phosphonomethyl-[1.1'-biphenyl]-3-yl) propanoic acid To a stirred mixture of 3.7...
The aryl (ethanoic) propanoic acid ascorbyl ester can be converted into ascorbyl ester derivatives and the addition salts of the derivatives with pharmaceutical acid or pharmaceutical alkaline, which can improve the water solubility thereof, facilitate intravenously administration, reduce the onset time, ...
Butanoic acido-Cresolm-Cresolp-CresolDensity, viscosity and surface tension of nine binary liquid systems: ethanoic acid, propanoic acid and butanoic acid with o -cresol, m -cresol and p -cresol have been determined at 298.15, 308.15 and 318.15K over the complete compositional range. From the...
2-MethylanilineCarboxylic acidsPFP theoryDensities ( ρ), speeds of sound ( u), and viscosities ( η) are reported for binary mixtures of 2-methylaniline with carboxylic acids (ethanoic acid, propanoic acid and butanoic acid) over the entire......