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1
Journal of the Chemical Society
A further crop of crystals was obtained by evaporation of the petroleum filtrate to
smaller volume; the product had m.p. 116° (yield 50%) [Found: C, 40-5; H, 3-85;
N, 3-0%; M (osmometrically in chloroform), 541. CI0H„NO4P,Re requires C, 40-
75 ...
Chemical Society (Great Britain), 1971
2
Australian Journal of Chemistry
Table 1. Dimerization of pyridin-2-ylmethanes Molecular weights of dimers were
determined osmometrically in chloroform at 37"C for c. 3xl0-2 M solutions (
calculated values in parentheses); mass spectra exhibit appropriate molecular
ions.
3
Iron: Organoiron compounds
... 918 (2), 917 (7), 916 (20), 913 (5), 912 (14), 699 (29), 698 (80, [4D] + ), 697 (
100) [45] ue„(25°C) = 1.93 uB [45] mol. wt.: 865 ± 50 (osmometrically in CHCl3;
917 calc.) [45] see "Further information", p. 45 brown solid (C6H6/petroleum ether
) ...
Adolf Slawisch, Leopold Gmelin, 1991
4
Handbook of Poylmer-Liquid Interaction Parameters and ...
... 0.415 tetrahydrofuran, 0.364 dioxane, 0.503 mesityl oxide, 0.428
chlorobenzene, 0.514 1,2-dichloroethane, 0.428 1 ,2-dibromoethane, 0.468
Mencik59 determined osmometrically the x values of poly(vinyl chloride) (a
fraction with molecular ...
5
The Chemical Technology of Wood
The degree of polymerization, as determined viscosimetrically, in such cases can
be twice as high as that found osmometrically or by end-group determination.
The decomposition of the cellulose by hydrolysis follows a first-order reaction, ...
6
Progress in Biomedical Polymers
OPOCH2CH- » CHjCOOH (Equation 28) HO H The Mn of the poly (phosphites) ,
obtained according to Equation 25 (X - H) , with the use of acetic anhydride (
Equation 28), attained 104 when measured osmometrically. Thus, to explain two
...
Charles G. Gebelein, Richard L. Dunn, 1990
7
Issues in Life Sciences: Botany and Plant Biology Research: ...
“Osmometrically determined osmotic potential of the apoplastic fluid was used as
a basis for osmotic studies aimed at examining solute exclusion from the
apoplastic barrier in the PE envelope. The assessment of apoplastic permeability
...
8
Inorganic Syntheses, Reagents for Transition Metal Complex ...
The osmometrically determined molecular weight in chloroform (0.02 molal) is
614. (Calcd. 616.) The compound is conveniently converted to the bromine and
iodine analogs' by treatment of acetone solutions with lithium bromide or lithium ...
into the corresponding extended chain length using a calibration curve (from
polystyrene standards) and an effective density factor (Q) was obtained by
dividing the osmometrically obtained molecular weight by the extended chain
length.
10
Lubricants and Special Fluids
... 2 80,000 2 100,000 2 Mw=( )+( )+(300O&)+( )+( )=73,000 The /TI,I value can be
determined osmometrically, cryoscopically or ebullioscopically and the MW value
from light diffusion or the rate of sedimentation in polymer solutions (302).
V. Stepina, V. Vesely, 1992
