2-(4-Chloro-2-(difluoromethyl)-5-nitropyridin-3-yl)acetic acid CAS 1806944-31-9

Purity 97%+In StockPharmaceutical Standards
CAS No.1806944-31-9
Molecular FormulaC8H5ClF2N2O4
Molecular Weight266.59 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2-(4-Chloro-2-(difluoromethyl)-5-nitropyridin-3-yl)acetic acid CAS 1806944-31-9 chemical structure

Description

Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-(4-Chloro-2-(difluoromethyl)-5-nitropyridin-3-yl)acetic acid.

2-(4-Chloro-2-(difluoromethyl)-5-nitropyridin-3-yl)acetic acid (CAS 1806944-31-9) is a high-purity analytical reference standard with the molecular formula C8H5ClF2N2O4 and a molecular weight of 266.59 g/mol.

Structurally, 2-(4-Chloro-2-(difluoromethyl)-5-nitropyridin-3-yl)acetic acid (C8H5ClF2N2O4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 266.59 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.

Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.

As a certified reference material (CRM), 2-(4-Chloro-2-(difluoromethyl)-5-nitropyridin-3-yl)acetic acid 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 FormulaC8H5ClF2N2O4
Molecular Weight266.59 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)6.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1995
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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