Description

2-Chloro-5-methyl-3-nitropyridine (CAS No. 23056-40-8) is a high-purity heterocyclic compound with the molecular formula C₆H₅ClN₂O₂. This nitropyridine derivative is an essential intermediate in pharmaceutical synthesis, agrochemical development, and advanced material research. Its unique structure, featuring a chloro and nitro substitution on the pyridine ring, makes it a versatile building block for the preparation of complex molecules. Available in 97% purity, this compound is rigorously tested for consistency and quality, ensuring optimal performance in demanding applications. Suitable for use in organic synthesis, medicinal chemistry, and chemical biology research.

Properties

• CAS Number: 23056-40-8
• Complexity: 159
• IUPAC Name: 2-chloro-5-methyl-3-nitro-pyridine
• InChI: InChI=1S/C6H5ClN2O2/c1-4-2-5(9(10)11)6(7)8-3-4/h2-3H,1H3
• InChI Key: LUAJUWOJEFFNFE-UHFFFAOYSA-N
• Exact Mass: 172.0039551
• Molecular Formula: C6H5ClN2O2
• Molecular Weight: 172.57
• SMILES: CC1=CC(=C(N=C1)Cl)[N+](=O)[O-]
• Topological: 58.7
• Monoisotopic Mass: 172.0039551
• Synonyms: 2-Chloro-5-methyl-3-nitropyridine, 23056-40-8, LUAJUWOJEFFNFE-UHFFFAOYSA-, DTXSID20355943, DTXCID60307002, 624-905-0, inchi=1/c6h5cln2o2/c1-4-2-5(9(10)11)6(7)8-3-4/h2-3h,1h3, 2-Chloro-3-nitro-5-picoline, Pyridine, 2-chloro-5-methyl-3-nitro-, MFCD02070020, 2-chloro-3-nitro-5-methylpyridine, 5-methyl-2-chloro-3-nitropyridine, 2-chloro-5-methyl-3-nitro-pyridine, 6-Chloro-5-nitro-3-picoline, SCHEMBL541340, SCHEMBL26633207, LUAJUWOJEFFNFE-UHFFFAOYSA-N, 2-Chloro-3-nitro-5-picoline (2-Chloro-5-methyl-3-nitropyridine), 2-Chloro-5-methyl-3-nitropyrinedi, 5-Methyl-3-nitro-2-chloropyridine, BCP22142, SBB055669, AKOS005255346, 2-chloranyl-5-methyl-3-nitro-pyridine, AS-5505, DS-0653, AC-23211, SY019168, 2-Chloro-5-methyl-3-nitropyridine, 97%, DB-027977, C2022, CS-0007514, ST50827562, EN300-91647, A816621, AF-753/00294045, AJ-333/36120001

2-Chloro-5-methyl-3-nitropyridine is widely used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of antimicrobial and antiviral agents. Its reactivity allows for further functionalization, making it valuable in agrochemical research for crop protection products. Additionally, this compound serves as a precursor in the preparation of dyes and specialty chemicals.

Safety and Hazards

GHS Hazard Statements

• H301 (85.7%): Toxic if swallowed [Danger Acute toxicity, oral]
• H302 (12.2%): Harmful if swallowed [Warning Acute toxicity, oral]
• H312 (12.2%): Harmful in contact with skin [Warning Acute toxicity, dermal]
• H315 (98%): Causes skin irritation [Warning Skin corrosion/irritation]
• H318 (83.7%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
• H319 (14.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
• H332 (12.2%): Harmful if inhaled [Warning Acute toxicity, inhalation]
• H335 (95.9%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

Precautionary Statements

• P261, P264, P264+P265, P270, P271, P280, P301+P316, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501

Hazard Classes and Categories

• Acute Tox. 3 (85.7%)
• Acute Tox. 4 (12.2%)
• Acute Tox. 4 (12.2%)
• Skin Irrit. 2 (98%)
• Eye Dam. 1 (83.7%)
• Eye Irrit. 2 (14.3%)
• Acute Tox. 4 (12.2%)
• STOT SE 3 (95.9%)

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