A 71497

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 571184

CAS#: 134762-03-1

Description: A 71497 is the 3-formyl derivative of the antibiotic tosufloxacin. It produces high plasma levels of tosufloxacin to improve solubility of the drug for the environment of the human body.

Price and Availability




A 71497 is not in stock, may be available through custom synthesis. For cost-effective reason, minimum 1 gram order is requested. The product will be characterized by NMR, HPLC and MS analysis. Purity (HPLC) is usually >98%. CoA, QC data, MSDS will be provided when product is successfully made. The estimated lead time is 2-3 months. Please send email to sales@medkoo.com to inquire quote.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 571184
Name: A 71497
CAS#: 134762-03-1
Chemical Formula: C19H16ClF3N4O2
Exact Mass: 424.0914
Molecular Weight: 424.81
Elemental Analysis: C, 53.72; H, 3.80; Cl, 8.34; F, 13.42; N, 13.19; O, 7.53

Synonym: A 71497; A-71497; A71497

IUPAC/Chemical Name: 1,8-Naphthyridine-3-carboxaldehyde, 7-(3-amino-1-pyrrolidinyl)-1-(2,4-difluorophenyl)-6-fluoro-1,4-dihydro-4-oxo-, monohydrochloride


InChi Code: InChI=1S/C19H15F3N4O2.ClH/c20-11-1-2-16(14(21)5-11)26-7-10(9-27)17(28)13-6-15(22)19(24-18(13)26)25-4-3-12(23)8-25;/h1-2,5-7,9,12H,3-4,8,23H2;1H

SMILES Code: O=CC1=CN(C2=CC=C(F)C=C2F)C3=NC(N4CC(N)CC4)=C(F)C=C3C1=O.[H]Cl

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>2 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

Harmonized System Code:


1: Chu DT, Lico IM, Swanson RN, Marsh KC, Plattner JJ, Pernet AG. Synthesis and biological properties of A-71497: a prodrug of tosufloxacin. Drugs Exp Clin Res. 1990;16(9):435-43. PubMed PMID: 2100244.