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APIS
Intermediates
1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinoline carboxylic acid ethyl ester
basic information
Categories:
Intermediate of the Gatifloxacin、Balofloxacin、Moxifloxacin Hydrochloride
Release time:
2018-07-12
heat
Product Name:1-cyclopropyl-6,7-difluoro-1,4-dihydro-8-methoxy-4-oxo-3-quinoline carboxylic acid
Cas No.:112811-72-0
Structural Formula:
Molecular Formula:C14H11F2NO4
Technical Spec.:
| Item | Standard |
| Appearance | off-white crystalline powder |
| Assay | ≥98.5% |
| Single Impurity | ≤0.5% |
| Related substances | ≤1.5% |
| Melting point | 187～192℃ |
| Loss on drying | ≤0.5% |
| Residue on ignition | ≤0.2% |
Packing:25kg cardboard drum, lined with double-layer plastic bag.
Storage:Avoid light, closed tight, stored in dry place. Shelf life is 2 yrs.
On a
Quinoline carboxylic acid