Title: 2-Amino-5-nitrothiazole
CAS Registry Number: 121-66-4
CAS Name: 5-Nitro-2-thiazolamine
Trademarks: Enheptin (Am. Cyanamid)
Molecular Formula: C3H3N3O2S
Molecular Weight: 145.14
Percent Composition: C 24.83%, H 2.08%, N 28.95%, O 22.05%, S 22.09%
Literature References: Prepd by deacetylation of 2-acetamido-5-nitrothiazole: Hubbard; Steahly, US 2573641; US 2573656; US 2573657 (all 1951 to Monsanto).
Properties: Greenish-yellow to orange-yellow fluffy powder, dec 202°. Slightly bitter taste. uv max (0.0005% in water): 386 nm (e 0.540); min: 295 nm. Very sparingly soluble in water. (To make a water soln, a 15% stock soln in propylene glycol should first be prepd.) One gram dissolves in 150 g of 95% alcohol; in 250 g ether. Almost insol in chloroform. Sol in dilute mineral acids.
Absorption maximum: uv max (0.0005% in water): 386 nm (e 0.540)
Therap-Cat-Vet: Antihistomonad in turkeys. For trichomoniasis in pigeons.

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