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Picolinetricarboxylic acid, a- [2:3:5],

1117.

[4:2:35], 1119.

Picolinic acid, chloro-, 157.

Picric acid, colour reactions of, 624.
Picrocarmine, preparation of, 1117.
Picromerite, 1085.

Picrylhydroxylamine, 664.
Pig, digestion in the, 512.

period required for digestion in
the, 684.

Pig's bile, the acids of, 742.
Pig-iron. See Iron.
Pilocarpidine, synthesis of, 1058.
Pilocarpine, synthesis of, 1057.
Pimelic acid, TRANS., 242.
Pipecoleïne, 740.

a-, specific rotation of, 283.
Pipecolines, a- and 8-, 64.
Piperideïne series, 740.

Piperidine, action of phosphoric chloride
on, 384.

bases, 64.

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747.

higher, are nitrates formed in the
organism of? 859.

is nitric acid formed in the
organism of? 686.

influence of the ferrous oxide in
basic cinder on the growth of, 178.
- liberation of nitrogen from its com
pounds and acquisition of atmospheric
nitrogen by, 515.

loss of nitrogen by, during germi
nation and growth, 292.

molecular respiration of, 988.
nitrates in, 389.

poisoning of, by lithium salts, 991.

relation between inorganic salts con
taining nitrogen and, 989.
Platinum and tin, alloy of, 779.

compounds, ammoniacal, 642.
discovery of, in the sun, 1065.
fused, and fused silver, compara
tive radiation of, 1010.

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derivatives, 738.

from B-diketones, 849.

synthesis of, 847.

synthesis of, by means of

ethyl acetoacetate, 679.

existence of two series of 4-(ana)
substituted derivatives of, 973.

homologues of, transformation of
homologues of indole into, 1113.
propiobromide and its dibromide,
diiodide, dichloride, and tetriodide,
60, 61.

propiochloride and its dibromide,
dichloride, and diiodide, 61.

propiodide and its dibromide, di-
chloride, diiodide, tetrabromide, te-
trachloride, and tetriodide, 61.
reactions of, 847.

-red, 380.

silicon chloride, TRANS., 47.
tribromo-, 278.

a-Quinoline dicyanide, 379.

Quinolinecarboxylic acid, 1:4 bromo-,

502.

m-Quinolinecarboxylic acid, 160.

synthesis of, 503.

a-Quinolinedicarboxylic acid, 379.

Quinolinedisulphonic acid, 379.
a-Quinolinedisulphonic acid, derivatives
from, 973.

Quinolinesulphonic acid, 737.
acids o- and m-, 601.
o- and p-, 278.

Quinolinic anhydride, 737.

Quinone, a, obtained in the destructive
distillation of teak, TRANS., 870.
chlorotribromo-, TRANS., 783.
derivatives, constitution of, 719.
dinitro-diamido-, 930.

- heat of combustion of, 762.
Quinonedioxime, 575.

Quinone, ortho-. See Orthoquinone.
Quinones, action of yellow ammonium
sulphide on, 1045.

preparation of, 1036.

secondary and tertiary, 473.

Quinoneoximes, 41.

Quinoxaline series, nomenclature of, 382.

R.

TRANS.,

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derivatives, 660, 661.
dinitroso-, 808.

furfuran-derivatives from, 262.
manufacture of, 574.

mono- and di-bromo-, 924.

Respiration, chemical effect of, and
muscular activity, relation between,
1058.

estimation of the carbonic anhy-
dride expired and oxygen absorbed in,
507.

intermolecular, 686.

molecular, of plants, 988.
Rhodium and tin, alloy of, 779.
Ricinoleic acid, oxidation of, 716.
Rock salt, dispersion in, 754.

Rocks, eruptive, from Krzeszowice,
Cracow, 563.

from Vulture and Melfi, composi-
tion of, 1087.

function of the nitric ferment in
the disintegration of, 1135.

Japanese, 564.

Norwegian, 562.

Persian eruptive, analyses of,

223.

volcanic, composition of, 1023.

Rosaniline base, description and mea-
surement of the spectrum of, TRANS.,

164.

description and measurement of
the spectrum of, TRANS., 169.

salts, and sulphonated rosaniline,
detection of, 405.
Roseocobalt pyrophosphate, 776.
Roseo-rhodium bromide, 113.
cobalticyanide, 114.
iodide sulphate, 114.
nitrate, 113.
orthophosphate, 114.
platinochloride nitrate, 113.
sulphate, 114.

sodium pyrophosphate, 114.
sulphate, 113.
Roshydrazine, 822.
Rosindole, 588.
Rottlerin, 498.

Rubazonic acid, 602.

Ruberythric acid, 1051.

Rubidium cobalt nitrite, 13.

Rubies, artificial, formation of, 556.
Ruby, Balas, artificial production of
707.

Ruthenium and tin, alloy of, 779.
Rye, manuring with basic-slag and
other phosphates, 294.

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