2-Acetyl-5-nitrofuran 5-Nitro-2-furyl methyl ketone 5275-69-4 Ethanone, 1-(5-nitro-2-furanyl)- Furan, 2-acetyl-5-nitro- Ketone, methyl 5-nitro-2-furyl NSC40160 WLN: T5OJ BV1 ENW