| slovo | definícia |
heptane
(encz) | heptane,heptan n: Zdeněk Brož |
Heptane
(gcide) | Heptane \Hep"tane\, n. [Gr. "epta` seven.] (Chem.)
Any one of several isometric hydrocarbons, C7H16, of the
paraffin series (nine are possible, four are known); -- so
called because the molecule has seven carbon atoms.
Specifically, a colorless liquid, found as a constituent of
petroleum, in the tar oil of cannel coal, etc.
[1913 Webster] |
heptane
(wn) | heptane
n 1: a colorless volatile highly flammable liquid obtained from
petroleum and used as an anesthetic or a solvent or in
determining octane ratings |
| | podobné slovo | definícia |
heptane
(encz) | heptane,heptan n: Zdeněk Brož |
1-heptanecarboxylic acid
(gcide) | oenanthic \oe*nan"thic\, a. [Gr. ? the first shoot of the vine,
the vine blossom, the vine; o'i`nh the vine + ? bloom,
'a`nqos flower.] (Chem.)
Having, or imparting, the odor characteristic of the bouquet
of wine; specifically used, formerly, to designate an acid
(oenanthic acid) whose ethereal salts were supposed to
occasion the peculiar bouquet, or aroma, of old wine. Cf.
oenanthylic.
[1913 Webster]
oenanthic acid, oenanthic acid (Chem.), an acid
(C6H13.CO.OH) obtained from [oe]nanthic ether by the
action of alkalies; called also n-heptanoic acid,
1-heptanecarboxylic acid, enanthic acid, {enanthylic
acid} and oenanthylic acid. It has the odor of sour
sweat. It has the CAS registry number 111-14-8.
oenanthic ether, an ethereal substance (not to be confused
with the bouquet, or aroma, of wine) found in wine lees,
and consisting of a complex mixture of the ethereal salts
of several of the higher acids of the acetic acid series.
It has an ethereal odor, and it used in flavoring
artificial wines and liquors. Called also oil of wine.
See Essential oil, under Essential.
[1913 Webster +PJC] |
heptane
(wn) | heptane
n 1: a colorless volatile highly flammable liquid obtained from
petroleum and used as an anesthetic or a solvent or in
determining octane ratings |
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