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Atomfair 3-Methyl-5-nitro-2-pyridone C6H6N2O3 CAS 21901-34-8

3-Methyl-5-nitro-2-pyridone (CAS 21901-34-8) is a high-purity heterocyclic organic compound with the molecular formula C6H6N2O3. This nitro-substituted pyridone derivative is a valuable building block in pharmaceutical and agrochemical research, offering versatile reactivity for synthesizing complex molecules. Its IUPAC name, 3-methyl-5-nitro-1H-pyridin-2-one , reflects its precise chemical structure featuring a methyl group at the 3-position and a nitro group at the 5-position of the pyridone ring. Available in >98% purity by HPLC, this compound is supplied as a crystalline solid with strict quality control to ensure batch-to-batch consistency for research applications. Proper storage at 2-8°C in a tightly sealed container is recommended to…

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Description

3-Methyl-5-nitro-2-pyridone (CAS 21901-34-8) is a high-purity heterocyclic organic compound with the molecular formula C6H6N2O3. This nitro-substituted pyridone derivative is a valuable building block in pharmaceutical and agrochemical research, offering versatile reactivity for synthesizing complex molecules. Its IUPAC name, 3-methyl-5-nitro-1H-pyridin-2-one, reflects its precise chemical structure featuring a methyl group at the 3-position and a nitro group at the 5-position of the pyridone ring. Available in >98% purity by HPLC, this compound is supplied as a crystalline solid with strict quality control to ensure batch-to-batch consistency for research applications. Proper storage at 2-8°C in a tightly sealed container is recommended to maintain stability.

Properties

  • CAS Number: 21901-34-8
  • Complexity: 272
  • IUPAC Name: 3-methyl-5-nitro-1H-pyridin-2-one
  • InChI: InChI=1S/C6H6N2O3/c1-4-2-5(8(10)11)3-7-6(4)9/h2-3H,1H3,(H,7,9)
  • InChI Key: FPTYZBDNBMVYCL-UHFFFAOYSA-N
  • Exact Mass: 154.03784206
  • Molecular Formula: C6H6N2O3
  • Molecular Weight: 154.12
  • SMILES: CC1=CC(=CNC1=O)[N+](=O)[O-]
  • Topological: 74.9
  • Monoisotopic Mass: 154.03784206
  • Synonyms: 3-Methyl-5-nitro-2-pyridone, DTXSID40176314, EINECS 244-647-9, NSC 63888, DTXCID4098805, 244-647-9, 21901-34-8, 2-Hydroxy-3-methyl-5-nitropyridine, 3-methyl-5-nitropyridin-2-ol, 2-Hydroxy-5-nitro-3-picoline, 3-methyl-5-nitro-1H-pyridin-2-one, 2-hydroxy-5-nitro-3-methylpyridine, 3-methyl-5-nitropyridin-2(1H)-one, 3-Methyl-5-nitro-2(1H)-pyridinone, 2(1H)-PYRIDINONE, 3-METHYL-5-NITRO-, 3-Methyl-5-nitro-2-pyridinol, 3-methyl-5-nitro-1,2-dihydropyridin-2-one, MFCD03095073, NSC-63888, 3-methyl-5-nitrohydropyridin-2-one, NSC63888, MFCD00238863, Maybridge1_006371, 7PLY98DCN8, NCIOpen2_000135, SCHEMBL801079, SCHEMBL2070952, 3-methyl-5-nitro-pyridin-2-ol, FPTYZBDNBMVYCL-UHFFFAOYSA-, HMS559J13, 2-Pyridinol, 3-methyl-5-nitro-, BCP22112, BBL100992, SBB013980, STK688511, STL554786, 3-Methyl-5-nitropyridine-2(1H)-one, AKOS005256154, AKOS005601073, AB13453, AC-3358, CS-W014384, GS-6772, ST091676, SY004389, 2-Hydroxy-3-methyl-5-nitropyridine, 97%, DB-021191, H1173, NS00026991, EN300-111602, P10116, Z1442210025, InChI=1/C6H6N2O3/c1-4-2-5(8(10)11)3-7-6(4)9/h2-3H,1H3,(H,7,9)

Application

3-Methyl-5-nitro-2-pyridone serves as a key intermediate in medicinal chemistry for developing novel pharmaceutical compounds, particularly in antibacterial and antiviral research. The nitro group provides an excellent handle for further functionalization through reduction or nucleophilic aromatic substitution reactions. Researchers utilize this compound in heterocyclic synthesis to create more complex molecular architectures with potential biological activity. Its structural features make it valuable for studying structure-activity relationships in drug discovery programs.

Safety and Hazards

GHS Hazard Statements

  • H302 (91.8%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H318 (91.8%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
  • H335 (98.6%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

  • P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

  • Acute Tox. 4 (91.8%)
  • Skin Irrit. 2 (100%)
  • Eye Dam. 1 (91.8%)
  • STOT SE 3 (98.6%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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