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AntibioticsIn stockImpurity reference standardPh. Eur.

Ciprofloxacin Impurity D

JR-AB1003-02

Variant ofCiprofloxacin CRS

7-Chloro-1-cyclopropyl-4-oxo-6-(piperazin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid (7-Chloro-6-piperazinyl regioisomer; EP Impurity D); nucleophilic substitution regioisomeric process impurity of ciprofloxacin.

Structure & identifiers

2D structure — select to enlarge

Catalogue code
JR-AB1003-02
Category
Antibiotics
CAS number
133210-96-5
Grade
Impurity reference standard
Pharmacopoeia
Ph. Eur.
Molecular formula
C17H18ClN3O3
Molecular weight
347.80 g/mol
Pack sizes
25 mg · 50 mg · 100 mg · 500 mg
Record updated
12 Nov 2026

Chemical name

Ciprofloxacin Impurity D

SMILES

O=C(O)c1cn(C2CC2)c3cc(Cl)c(N4CCNCC4)cc3c1=O

Compound identity, CAS number, formula and structure are referenced from public chemical databases. Contact us to confirm availability, pack sizes and documentation for your order.

Ciprofloxacin Impurity D

25 mg · ×1