«ORSELLIC»に関連する英語の本
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1
Philosophical Transactions
It contains two crystalline principles, one very similar to orsellic acid, and another
with much less determinately acid characters, to which I have given the
provisional name of roccellinin. These two principles may be both extracted by
treating ...
Royal Society (Great Britain), JSTOR (Organization), 1848
2
Annual Report of the Progress of Chemistry, and the Allied ...
By boiling alpha- orsellic acid for some hours with strong alcohol, a compound of
oxide of ethyl is formed ; if the liquid be concentrated considerably in a water-
hath and the residue then boiled repeatedly with water and filtered, the
compound ...
Justus Freiherr von Liebig, 1850
3
ANNUAL REPORT OF THE PROGRESS OF CHEMISTRY AND THE ALLIED ...
By boiling alpha- orsellic acid for some hours with strong alcohol, a compound of
oxide . of ethyl is formed ; if the liquid be concentrated considerably in a water-
bath and the residue then boiled repeatedly with water and filtered, the ...
DR. JUSTUS LIEBIG & H. KOPP, 1850
4
A Dictionary of Chemistry and the Allied Branches of Other ...
Stenhouse designated the acid obtained from South American Soccella, by
maceration with milk of lime, &c, as a-orsellic, and that prepared in like manner
from South African RocccUa as 0-orsellic acid. The former is very much like
lecanoric ...
5
The elements of materia medica and therapeutics
Norway Alpha Orsellic acid Beta Orsellic acid Erythric acid... Norway . Scotland .
Germany. COLORIFIC PRINCIPLES. Names. Lccanoric acid Gyrophoric acid .
CSHHO'3 + IIO CWO9 + HO C'WO9... ,CMH180ls Ditto Evcraic acid . Usnic acid.
6
A Dictionary of Chemistry
[3] xxxii. 300) to contain a-orsellic acid ; the same lichen from the Cape of Good
Hope contained 0-orsellic acid and roccellinin. Stenhouse and Scouler are of
opinion that the Boccclla tinctoria, var. fucifortiai analysed by Schunck, was really
B.
The basic building units of the lichen acids are based on orsellic (Structure 16)
and b-orsellic (Structure 17) acids, with orsellic acid commonly found as dimers (
Structures 18 and 19). COOH COOH OH R1 Structure 17 Structure 18 COOH ...
Norstictic acid. A /J-orsellic acid depsidone; PD + yellow, KOH + yellow becoming
blood red, KC — , C — ; in KOH or KOH + K2C03: orange or red, short, acicular
crystals, clustered or solitary; in G.A.oT.: yellow, very thin, square or rectangular ...
9
The Lichens of Long Island, New York: A Vegetational and ...
A /3-orsellic acid depsidone; PD + yellow, KOH + yellow becoming blood red, KC
- , C - ; in KOH or KOH + KoCO;l: orange or red, short, acicular crystals, clustered
or solitary; in G.A.oT.: yellow, very thin, square or rectangular or sometimes ...
10
Hunt's Hand-Book to the Official Catalogues of the Great ...
Dr. Stenhouse, who has investigated the colorific principles of the orchil lichens,
finds that in Rocella tinctoria, the Lima weed, it depends on alpha-orsellic acid ;
in Rocella hypomecha, the Cape of Good Hope weed, on beta-orsellic acid ; and
...
