tolane
nounA colorless compound, C6H5C:CC6H5, prepared by the action of alcoholic potassium hydroxid on stilbene chlorid or bromide. It crystallizes in large plates or rods, melts at 60° C, and may be distilled. Also called
A hydrocarbon, C14H10, related both to the acetylene and the aromatic series, and produced artificially as a white crystalline substance; — called also
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