glyoxaline

Century Dictionary and Cyclopedia

1. n. A colorless compound , formed together with glycoside, by the action of concentrated ammonia on glyoxal. It occurs in thick nacreous prisms which melt at 89°C., boil at 255°C., and have an alkaline reaction. It is also called imidazol or methylene acetylenazin. The name glyoxaline is also given to certain compounds which are derived from glyoxaline itself by replacement of its hydrogen atoms by radicals.

Wiktionary

1. n. organic chemistry An organic base, C3H4N2, produced by the action of ammonia on glyoxal.
2. n. organic chemistry Any of the series of which glyoxaline is a type.

GNU Webster's 1913

1. n. (Chem.) A white, crystalline, organic base, C3H4N2, produced by the action of ammonia on glyoxal, and forming the origin of a large class of derivatives hence, any one of the series of which glyoxaline is a type; -- called also oxaline.

WordNet 3.0

1. n. an organic base C3H4N2; a histamine inhibitor