| slovo | definícia |
C6H6
(gcide) | Aromatic \Ar`o*mat"ic\, Aromatical \Ar`o*mat"ic*al\, a. [L.
aromaticus, Gr. ?: cf. F. aromatique. See Aroma.]
Pertaining to, or containing, aroma; fragrant; spicy;
strong-scented; odoriferous; as, aromatic balsam.
[1913 Webster]
Aromatic compound (Chem.), one of a large class of organic
substances, as the oils of bitter almonds, wintergreen,
and turpentine, the balsams, camphors, etc., many of which
have an aromatic odor. They include many of the most
important of the carbon compounds and may all be derived
from the benzene group, C6H6. The term is extended also
to many of their derivatives.
Aromatic vinegar. See under Vinegar.
[1913 Webster] |
C6H6
(gcide) | Dipropargyl \Di`pro*par"gyl\, n. [Prefix di- + propargyl.]
(Chem.)
A pungent, mobile, volatile liquid, C6H6, produced
artificially from certain allyl derivatives. Though isomeric
with benzine, it is very different in its chemical relations.
Called also dipropinyl.
[1913 Webster] |
C6H6
(gcide) | Benzene \Ben"zene\, n. [From Benzoin.] (Chem.)
A volatile, very inflammable liquid, C6H6, contained in the
naphtha produced by the destructive distillation of coal,
from which it is separated by fractional distillation. The
name is sometimes applied also to the impure commercial
product or benzole, and also, but rarely, to a similar mixed
product of petroleum.
[1913 Webster]
Benzene nucleus, Benzene ring (Chem.), a closed chain or
ring, consisting of six carbon atoms, each with one
hydrogen atom attached, regarded as the type from which
the aromatic compounds are derived. This ring formula is
provisionally accepted as representing the probable
constitution of the benzene molecule, C6H6, and as the
type on which its derivatives are formed.
[1913 Webster] |
| | podobné slovo | definícia |
C6H6Cl6
(gcide) | lindane \lindane\ n.
A chemical substance (C6H6Cl6) used as an agricultural
insecticide.
Syn: hexachlorocyclohexane, gamma benzene hexachloride.
[WordNet 1.5] |
C6H6N2O
(gcide) | niacinamide \niacinamide\ n.
The amide of niacin (nicotinic acid), called also
nicotinamide. It was at one time called vitamin B3, and
can function to relieve nicotinic acid deficiency. Chemical
formula C6H6N2O, chemically it is 3-pyridinecarboxamide.
Syn: nicotinic acid amide, nicotinamide.
[PJC] |
C6H6N4
(gcide) | Glycosine \Gly"co*sine\, n. (Chem.)
An organic base, C6H6N4, produced artificially as a white,
crystalline powder, by the action of ammonia on glyoxal.
[1913 Webster] |
C6H6O2
(gcide) | catechol \cat"e*chol\ (k[a^]t"[e^]*k[add]l`), n. [.]
any of a group of chemicals having a benzene ring substituted
with two hydroxyl groups in ortho position, especially
ortho-dihydroxybenzene itself (C6H6O2), also called
pyrocatechol, used in photography and as a reagent.
[PJC] |
C6H6O4
(gcide) | Muconic \Mu*con"ic\, a. [Mucic + itaconic.] (Chem.)
Of, pertaining to, or designating, an organic acid (C6H6O4,
2-4-hexadienedoic acid), obtained indirectly from mucic acid,
and somewhat resembling itaconic acid. Various other means of
synthesis have been reported.
[1913 Webster +PJC] |
C6H6O6
(gcide) | Aconitic \Ac`o*nit"ic\, a.
1. Of or pertaining to aconite.
[1913 Webster]
2. (Chem.) Pert. to or designating a crystalline tribasic
acid, C6H6O6, obtained from aconite and other plants. It
is a carboxyl derivative of itaconic acid. Both the
natural forma from plants and the form prepared chemically
have the trans-configuration. It is used in the
manufacture of itaconic acid (propylene dicarboxylic
acid). --MI11
Syn: 1-propene-1,2,3-tricarboxylic acid, equisetic acid,
citridic acid, achilleic acid [Webster 1913 Suppl. +PJC] |
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