Ethyl 4-Amino-2-nitrobenzoate CAS 84228-46-6

Purity 97%+In StockPharmaceutical Standards
CAS No.84228-46-6
Molecular FormulaC9H10N2O4
Molecular Weight210.19 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 4-Amino-2-nitrobenzoate CAS 84228-46-6 chemical structure

Description

The occurrence of Ethyl 4-Amino-2-nitrobenzoate is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.

Ethyl 4-Amino-2-nitrobenzoate (CAS 84228-46-6), molecular formula C9H10N2O4 and molecular weight 210.19 g/mol, is a CATO reference standard with documented purity and traceability.

Based on its molecular formula C9H10N2O4, Ethyl 4-Amino-2-nitrobenzoate contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 210.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

As a certified reference material (CRM), Ethyl 4-Amino-2-nitrobenzoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.

Physical & Chemical Properties

Molecular FormulaC9H10N2O4
Molecular Weight210.19 g/mol
AppearanceOff-white to pale yellow crystalline powder. (faint amine-like odor)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1981
Nitrogen Atoms2

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