Nomenclature
CAS number: 289-95-2
1,3-Diazine; metadiazine; miazine.
C
4H
4N
2; mol wt 80.09.
C 59.99%, H 5.03%, N 34.98%.
Description and references
Prepd by reducing 2,4,6-trichloropyrimidine
with zinc dust: Gabriel, Ber. 33, 3666 (1900); by reducing tetrachloropyrimidine:
Emery, ibid. 34, 4180
(1901); by reducing 2,4-dichloropyrimidine with magnesium oxide and
palladium-charcoal: Wittaker, J. Chem. Soc. 1953, 1646.
Properties
Liquid or cryst mass; penetrating odor. mp 20-22°. bp762 123-124°. uv max (water): 240 nm (ε 2400). Soluble in water, alcohol, ether.Derivative
Methiodide.
C
4H
4N
2.CH
3I; mol wt 222.03.
C 27.05%, H 3.18%, N 12.62%, I 57.16%.
Properties
Yellow plates from ethanol, mp 136-137°.