Atomfair Methyl 3-fluoro-5-methylisonicotinate C8H8FNO2 CAS 1803821-90-0

Methyl 3-fluoro-5-methylisonicotinate (CAS No. 1803821-90-0) is a high-purity fluorinated pyridine derivative with the molecular formula C8H8FNO2. This compound, also known as methyl 3-fluoro-5-methylpyridine-4-carboxylate, is a versatile building block in pharmaceutical and agrochemical research. Its unique structure, featuring a fluorine substituent and a methyl ester group on the pyridine ring, makes it valuable for synthesizing bioactive molecules, ligands, and intermediates. The product is rigorously tested for quality (≥95% purity by HPLC) and is supplied in sealed, light-resistant packaging to ensure stability. Ideal for medicinal chemistry, cross-coupling reactions, and heterocyclic compound development.

Description

Methyl 3-fluoro-5-methylisonicotinate (CAS No. 1803821-90-0) is a high-purity fluorinated pyridine derivative with the molecular formula C8H8FNO2. This compound, also known as methyl 3-fluoro-5-methylpyridine-4-carboxylate, is a versatile building block in pharmaceutical and agrochemical research. Its unique structure, featuring a fluorine substituent and a methyl ester group on the pyridine ring, makes it valuable for synthesizing bioactive molecules, ligands, and intermediates. The product is rigorously tested for quality (≥95% purity by HPLC) and is supplied in sealed, light-resistant packaging to ensure stability. Ideal for medicinal chemistry, cross-coupling reactions, and heterocyclic compound development.

Properties

  • CAS Number: 1803821-90-0
  • Complexity: 174
  • IUPAC Name: methyl 3-fluoro-5-methyl-pyridine-4-carboxylate
  • InChI: InChI=1S/C8H8FNO2/c1-5-3-10-4-6(9)7(5)8(11)12-2/h3-4H,1-2H3
  • InChI Key: NVJYTGPBZODHPT-UHFFFAOYSA-N
  • Exact Mass: 169.05390666
  • Molecular Formula: C8H8FNO2
  • Molecular Weight: 169.15
  • SMILES: CC1=CN=CC(=C1C(=O)OC)F
  • Topological: 39.2
  • Monoisotopic Mass: 169.05390666
  • Synonyms: 1803821-90-0, Methyl 3-fluoro-5-methylisonicotinate, 812-426-1, Methyl 3-fluoro-5-methylpyridine-4-carboxylate, 4-Pyridinecarboxylic acid, 3-fluoro-5-methyl-, methyl ester, SCHEMBL20187531, Methyl3-fluoro-5-methylisonicotinate, MFCD28798350, AKOS037655515, PS-11622, D79934

Application

Methyl 3-fluoro-5-methylisonicotinate serves as a key intermediate in the synthesis of fluorinated pharmaceuticals, particularly kinase inhibitors and CNS-targeting drugs. Its reactive ester group enables facile derivatization, while the fluorine atom enhances metabolic stability in drug candidates. Researchers also utilize it in metal-catalyzed cross-coupling reactions to construct complex heterocycles. Applications extend to agrochemical development, where fluorinated pyridines improve pesticide efficacy.

Safety and Hazards

GHS Hazard Statements

  • H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
  • H312 (100%): Harmful in contact with skin [Warning Acute toxicity, dermal]
  • H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
  • H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
  • H332 (100%): Harmful if inhaled [Warning Acute toxicity, inhalation]
  • H335 (100%): 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+P351+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

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

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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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