Nitrofurantoin Impurity 3 CAS 1749-92-4

Purity 97%+In StockPharmaceutical Standards
CAS No.1749-92-4
Molecular FormulaC8H6N4O5 C2H4O2
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Nitrofurantoin Impurity 3 CAS 1749-92-4 chemical structure

Description

Nitrofurantoin Impurity 3 (CAS 1749-92-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H6N4O5 C2H4O2. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC8H6N4O5 C2H4O2
Molecular Weight298.21 g/mol
AppearancePale yellow to yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1957
Nitrogen Atoms4

Related Nitrofurantoin Standards

Recommended Standards

Why CATO?