Description

4-Nitroaniline-15N2 is a stable isotope-labeled analog of 4-nitroaniline, where two nitrogen atoms are replaced with the 15N isotope. This compound is essential for advanced analytical research, providing an internal standard for precise quantification and mechanistic studies using techniques like mass spectrometry and NMR. It is primarily utilized by researchers and manufacturers in the pharmaceutical, agrochemical, and analytical chemistry sectors who require high-fidelity isotopic tracers for method development, metabolic pathway analysis, and quality control.

Application

• Internal standard for the accurate quantification of 4-nitroaniline and related compounds in complex matrices via LC-MS or GC-MS.
• Tracer compound in pharmaceutical research for studying drug metabolism, degradation pathways, and pharmacokinetics.
• Critical reagent in the synthesis of isotopically labeled dyes, pigments, and advanced organic intermediates.
• Use in environmental analysis to track the fate and transformation of nitroaromatic compounds.
• Probe molecule in catalysis and mechanistic studies to elucidate reaction pathways using spectroscopic methods.
• Component in the development and validation of certified reference materials (CRMs) for analytical laboratories.

Basic Information

Product Name	4-Nitroaniline-15N2
CAS No.	119516-81-3
Molecular Formula	C6H6N2O2
Molecular Weight	140.12 (for unlabeled); Contact for details on labeled form
Synonyms	p-Nitroaniline-15N2; 1-Amino-4-nitrobenzene-15N2; 4-Nitrobenzenamine-15N2; PNA-15N2; 15N2-labeled 4-Nitroaniline; [15N2]-4-Nitroaniline; Isotopic 4-Nitroaniline
EINECS	Contact for details

Quality Control

Our 4-Nitroaniline-15N2 is manufactured under controlled conditions to ensure high isotopic and chemical purity. Each batch undergoes rigorous analytical testing, including NMR and mass spectrometry, to confirm isotopic enrichment and chemical identity. Certificates of Analysis (COA) detailing purity, isotopic abundance, and impurity profiles are provided with every shipment to support your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; ensure containers are sealed tightly after each use to minimize exposure to atmospheric moisture and light.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥98% (chemical purity)
Isotopic Enrichment (MS)	≥98 atom % 15N
Water Content (KF)	≤0.5%
Residue on Ignition	≤0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.