Nomenclature
CAS number: 555-84-0
1-[[(5-Nitro-2-furanyl)methylene]amino]-2-imidazolidinone; oxafuradene (rescinded); NF-246; NSC-6470; Renafur (Eaton).
C
8H
8N
4O
4; mol wt 224.17.
C 42.86%, H 3.60%, N 24.99%, O 28.55%.
Description and references
Prepn: Gever, Michels, US 2746960 (1956 to Norwich Pharm.); eidem, J. Am. Chem. Soc. 78, 5349 (1956); Michels, US 2776979 (1957 to Norwich Pharm.). Toxicity data: E. I. Goldenthal, Toxicol.
Appl. Pharmacol. 18, 185 (1971).
Properties
Lemon-yellow solid from nitromethane, mp 261.5-263° (dec).
Turns orange on standing, on washing with ethanol or on heating at
75-85°. uv max (water): 387.5, 273 nm (ε 17550, 13200). Soly in water: 88-109 mg/l. LD50 orally in rats:
1681 mg/kg (Goldenthal).Therapeutic Category
Antibacterial.
Keywords
Antibacterial (Synthetic); Nitrofurans
Status
This monograph has been retired and is no longer subject
to revision or update.