KSIĄŻKI POWIĄZANE ZE SŁOWEM «JALAPIN»
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1
Neues Handwörterbuch Der Chemie: Vol. I-.
804) ist hauptsächlich Jalapin (s. d. Art.). Convolvulin3), der Hauptbestandteil
des Jalapenwurzelharzes , ist in Alkohol löslich, die Lösung wird durch Wasser
und auch durch Aether gefällt; ев löst sich wenig in Chloroform, Amylalkohol und
...
Neues Handwörterbuch, Hermann Christian von Fehling, Karl von Hell, 1878
2
Pharmaceutical Journal;: A Weekly Record of Pharmacy and ...
It will have been noticed that pure jalapin gave a saponification equivalent of 408
, whilst two samples of pure white jalap resin gave 417, and other two samples of
brown jalap resin gave respectively 333 and 338. These figures will at first ...
3
Proceedings of the American Pharmaceutical Association at ...
Acetyl Jala pin is a yellow amorphous body, having the same physical properties
and solubilities as jalapin, but is somewhat more brittle. Acetyl-Jalapinic Acid, in
contrast to the mother-substance, jalapinic acid, is Insoluble in water, ...
American Pharmaceutical Association, 1902
4
A Dictionary of Chemistry and the Allied Branches of Other ...
The jalapin (obtained according to a or A) still contains a small quantity of a
volatile acid (valerianic acid, according to Keller), which cannot be completely
removed even by very long washing. It betrays itself by the smell which the
jalapin emits ...
5
A Dictionary of Chemistry
The jalapin (obtained according to a or 4) still contains a small quantity of a
volatile acid (valerianie acid, according to Keller), which cannot be completely
removed even by very long washing. It betrays itself by the smell which the
jalapin emits ...
6
The Pharmaceutical Journal and Transactions
520) retained for this resin the name jalapin, and called jalapic acid the portion
soluble in ether. F. Holl (1846, Arch. d. Phar., xcviii., 45) and others had shown
that the colour reaction observed by Kayser with sulphuric acid is by no means ...
7
Commercial organic analysis: a treatise on the properties, ...
Jalapurgin or Convolvtjlin, C31H50016, called also Jalapin and Bhodeoretin, is
the active principle of true jalap, the root or tuber of Ipomcea purga or
Convolvulus Sehiedeanus. It is a colourless, brittle substance melting at 150°. It
is sparingly ...
8
The collected works of Sir Humphry Davy ...: Discourses ...
Jalapurgin or Convolvulin, C3^^Oj6, called also Jalapin and Rhodeoretin, is the
active principle of true jalap, the root or tuber of Ipomcea purga or Convolvulus
Schiedeanus. It is a colourless, brittle substance melting at 150°. It is sparingly ...
Sir Humphry Davy, John Davy, 1896
9
Solanaceae and Convolvulaceae: Secondary Metabolites: ...
C. orizabensis) “jalapin”. Possibly caused by wrong or misunderstood translation
of the papers of Mayer (written in German) Shellard (1961a) claimed that “Mayer
gave this fraction (ether insoluble portion of I. purga) the name convolvulin, ...
The resin was named by Mayer Julep-in; it is the jalapin of Gmclin s Chemistry (
xvi. 405), and perhaps the jalapin of English pharmacy. ' In the pure state it is a
colourless amorphous translucent resin, dismlvi'ug jmfectly in cflrer,' thus differing
...
F.A. Fl?ckiger, Daniel Hanbury
