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. 1965 Jan 8;147(3654):149-50.
doi: 10.1126/science.147.3654.149.

Cyanamide Formation under Primitive Earth Conditions

A Schimpl, R M Lemmon, M Calvin

Cyanamide Formation under Primitive Earth Conditions

A Schimpl et al. Science. .

Abstract

The dimer of cyanamide, dicyandiamide, is formed upon ultraviolet irradiation of dilute cyanide solutions, and by the electron irradiation of a mixture of methane, ammonia, and water. Thus cyanamide may have had an important role in chemical evolution.

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