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iquids having a strong, repulsive, garlic odor. The name is specifically applied to ethyl mercaptan, C2H5SH. So called from its avidity for mercury, and other metals.

sium hydrosulphide, KSH. The hydrosulphides are analogous to the hydrates and include the mercaptans.

Any one of a series of compounds of mercaptans with aldehydes.

A compound of mercaptan formed by replacing its sulphur hydrogen by a metal; as, potassium mercaptide, C2H5SK.

A substance employed as a hypnotic, produced by the union of mercaptan and acetone.

ids (regarded as acid ethereal salts of sulphurous acid) obtained by the oxidation of the mercaptans, or by treating sulphuric acid with certain aromatic bases (as benzene); as, phenyl sulphonic acid, C6H5.SO2.OH, a stable colorless crystalline substance. Sulphonic group (Chem.), the hypothetical radical, SO2.OH, the c…

em.) See Hepar. -- Sulphur acid. (Chem.) See Sulphacid. -- Sulphur alcohol. (Chem.) See Mercaptan. -- Sulphur auratum Etym: [L.] (Old Chem.), a golden yellow powder, consisting of antimonic sulphide, Sb2S5, -- formerly a famous nostrum. -- Sulphur base (Chem.), an alkaline sulphide capable of acting as a base in th…