Chemical name: 1-[[[5-nitro-2-furanyl]methylene]amino]-2,4- imidazolidinedione monohydrate
CAS: 17140-81-7
Structural formula:

Molecular formula: C₈H₆N₄O₅ •H₂O
Molecular weight: 256.17
Specification: Combined USP with Enterprise standard
Appearance: Lemon-yellow Crystalline Powder
Loss on drying: Between 6.5% and 7.5%
Sulfated ash: Not more than 0.1%
Related Substances:
Nitrofurfural Diacetate: Not More Than 0.15%
Nitrofurazone: Not More Than 0.01%
Any other related compounds: Not more than 0.10%
Total Related Compounds: Not More Than 0.5%
Assay: 98.0% to 102.0% calculated on the anhydrous basis
Particlesize: Not More Than 80% through 200 meshes.
Application: Used for urinary tract infections resulted by sensitive bacteria, like pyelonephritis, urinary tract infection, cystitis and prostatitis.