Nitrofurazone(FDA)

Synonymous: 5-Nitro-2-furfurylidene semicarbazone

CAS: 59-87-0

Structure:

Molecular formula: C₆H₆N₄O₄

Molecular weight: 198.14

Authentication code: H37022206

Specification:

A: Accord with the drug standard of the Ministry of Health of RRC (1989 edition)

Appearance: Light yellow crystal powder

Assay: 97.0~103.0%

Melting point: 236-240^οC

Acidity: 5.5~7.0

Loss on drying: Not more than 0.5%

Residue on ignition: Not more than 0.1%

Sulfate: Not More Than 0.04%

Chloride: Not More Than 0.014%

B: Accord with EP7 edition

Appearance: yellow or brownish yellow crystalline powder

Assay: 97.0~103.0%

Loss on drying: Not more than 0.5%

Residue on ignition: Not more than 0.1%

Acidity: 5.5~7.0

Nitrofurfural Diacetate: Not more than 0.5%

5-nitro-2-furfuraldazine: Not more than 0.5%

C: Accord with USP35 edition

Appearance: yellow or brownish yellow crystalline powder

Loss on drying: Not more than 0.5%

Residue on ignition: Not more than 0.1%

Acidity: 5.5~7.0

Assay: 98.0~102.0%

5-nitro-2-furfuraldazine: Not more than 0.5%

Related substance: Not more than2.0%

Acetic acid: Not more than 1000ppm

Use: disinfectant and antiseptic used for local or surface sterilization.