slovo | definícia |
Phthalic (gcide) | Phthalic \Phthal"ic\, a. [Naphthalene + -ic.] (Chem.)
Pertaining to, or designating, a dibasic acid obtained by the
oxidation of naphthalene and allied substances.
[1913 Webster]
Phthalic acid (Chem.), a white crystalline substance,
C6H4.(CO2H)2, analogous to benzoic acid, and employed in
the brilliant dyestuffs called the phthaleins.
[1913 Webster] |
phthalic (gcide) | Naphthalic \Naph*tha"lic\, a. (Chem.)
(a) Pertaining to, derived from, or related to, naphthalene;
-- formerly used to denote any one of a series of acids
derived from naphthalene, and called naphthalene acids,
now specifically referring to 1,8-naphthalenedicaboxylic
acid, C12H8O4.
(b) Formerly, designating an acid probably identical with
phthalic acid.
[1913 Webster +PJC] |
| podobné slovo | definícia |
phthalic acid (encz) | phthalic acid, n: |
phthalic anhydride (encz) | phthalic anhydride, n: |
Naphthalic (gcide) | Naphthalic \Naph*tha"lic\, a. (Chem.)
(a) Pertaining to, derived from, or related to, naphthalene;
-- formerly used to denote any one of a series of acids
derived from naphthalene, and called naphthalene acids,
now specifically referring to 1,8-naphthalenedicaboxylic
acid, C12H8O4.
(b) Formerly, designating an acid probably identical with
phthalic acid.
[1913 Webster +PJC] |
paraphthalic acid (gcide) | Terephthalic \Ter`eph*thal"ic\, a. [Terebene + phthalic.]
(Chem.)
Of, pertaining to, or designating, a dibasic acid of the
aromatic series, metameric with phthalic acid, and obtained,
as a tasteless white crystalline powder, by the oxidation of
oil of turpentine; -- called also paraphthalic acid. Cf.
Phthalic.
[1913 Webster] |
Phthalic (gcide) | Phthalic \Phthal"ic\, a. [Naphthalene + -ic.] (Chem.)
Pertaining to, or designating, a dibasic acid obtained by the
oxidation of naphthalene and allied substances.
[1913 Webster]
Phthalic acid (Chem.), a white crystalline substance,
C6H4.(CO2H)2, analogous to benzoic acid, and employed in
the brilliant dyestuffs called the phthaleins.
[1913 Webster]Naphthalic \Naph*tha"lic\, a. (Chem.)
(a) Pertaining to, derived from, or related to, naphthalene;
-- formerly used to denote any one of a series of acids
derived from naphthalene, and called naphthalene acids,
now specifically referring to 1,8-naphthalenedicaboxylic
acid, C12H8O4.
(b) Formerly, designating an acid probably identical with
phthalic acid.
[1913 Webster +PJC] |
Phthalic acid (gcide) | Phthalic \Phthal"ic\, a. [Naphthalene + -ic.] (Chem.)
Pertaining to, or designating, a dibasic acid obtained by the
oxidation of naphthalene and allied substances.
[1913 Webster]
Phthalic acid (Chem.), a white crystalline substance,
C6H4.(CO2H)2, analogous to benzoic acid, and employed in
the brilliant dyestuffs called the phthaleins.
[1913 Webster] |
Terephthalic (gcide) | Terephthalic \Ter`eph*thal"ic\, a. [Terebene + phthalic.]
(Chem.)
Of, pertaining to, or designating, a dibasic acid of the
aromatic series, metameric with phthalic acid, and obtained,
as a tasteless white crystalline powder, by the oxidation of
oil of turpentine; -- called also paraphthalic acid. Cf.
Phthalic.
[1913 Webster] |
phthalic acid (wn) | phthalic acid
n 1: a colorless acid used to make dyes and perfumes |
phthalic anhydride (wn) | phthalic anhydride
n 1: a white cyclic anhydride |
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