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N-nitroso-norfloxacin-d4

N-nitroso-norfloxacin-d4

Nitrosamines

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Description

N‑Nitroso‑Norfloxacin‑d₄ is a deuterium‑labelled internal standard used for LC‑MS/MS quantification of the nitrosamine impurity N‑Nitroso‑Norfloxacin in fluoroquinolone drug substances and products.

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Technical Specifications
CAS Number (labelled) N/A
CAS Number (unlabelled) 74011‑53‑3
Product No. D-040
Categories Nitrosamines
Quantity
Size Availability
10 mg Available
Purity ≥ 98%
Isotopic Enrichment ≥ 98% D
Storage Conditions Store refrigerated at 2–8 °C. For enhanced long‑term stability, storage at −20 °C is recommended. Keep away from light and maintain the container tightly closed.
Synonym(s) 1-Ethyl-6-fluoro-7-(4-nitrosopiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Formula C 16 H 13 D 4 FN 4 O 4
SMILES O=C(C1=CN(CC)C2=C(C=C(F)C(N3CC([2H])([2H])N(N=O)C([2H])([2H])C3)=C2)C1=O)O
Shipping Hazards Non hazardous for shipping
Functional Groups Nitroso, acid
Stability Stable under recommended storage conditions
Molecular Weight 352.3
DOT/IATA Transport Information Not classified as a dangerous good
Min. Purity Spec 98%
For COA or MSDS, please provide the product and lot number.

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