112811-71-9 is the intermediate of Moxifloxacin . Less residue High purity. Low heavy metals shelf life is 2 years

Name		1-Cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid ethyl ester
Molecular Formula		C16H15F2NO4
Molecular Weight		323.29
CAS Registry Number		112811-71-9

Appearance	Yellowish crystalline powder
Assay(%)(HPLC)	99.0min
Chromatographic purity(HPLC) (%)	Individual impurity: 0. 3max Total impurities: 1.0max
Melting Point (ºC)	182.0-186.0
Moisture(%)	0.5max
Residue (%)	0.2max

1-Cyclopropyl-6, 7-Difluoro-1, 4-Dihydro-8-Methoxy-4-oxo-3-Quinoline Carboxylic Acid Ethyl Ester