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· · COA & SDS available for every product · Same-day shipping on in-stock items 2-Hydroxy-4-methyl-5-nitropyridine - ≥98%(GC) , CAS No.21901-41-7
Synonyms
MFCD00010690 | AKOS005257669 | InChI=1/C5H9Si.3C4H9.Sn/c1-5-6(2,3)4;3*1-3-4-2;/h2-4H3;3*1,3-4H2,2H3 | 4-Methyl-5-nitropyridin-2(1H)-one | SCHEMBL801081 | 2-Hydroxy-4-methyl-5-nitropyridine, 98% | 4-Methyl-5-nitro-2-pyridinol | 2-hydroxy-5-nitro-4-methylpy
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Why this grade ≥98%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature Ships Normal Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Synonyms
MFCD00010690 | AKOS005257669 | InChI=1/C5H9Si.3C4H9.Sn/c1-5-6(2, 3)4;3*1-3-4-2;/h2-4H3;3*1, 3-4H2, 2H3 | 4-Methyl-5-nitropyridin-2(1H)-one | SCHEMBL801081 | 2-Hydroxy-4-methyl-5-nitropyridine, 98% | 4-Methyl-5-nitro-2-pyridinol | 2-hydroxy-5-nitro-4-methylpy
Specifications & Purity
≥98%(GC)
Names and Identifiers Pubchem Sid 488189567 Pubchem Sid Url https://pubchem.ncbi.nlm.nih.gov/substance/488189567 Canonical Smiles CC1=CC(=O)NC=C1[N+](=O)[O-] IUPAC Name 4-methyl-5-nitro-1H-pyridin-2-one InChIKey AIEHUZHKFUNHCJ-UHFFFAOYSA-N INCHI 1S/C6H6N2O3/c1-4-2-6(9)7-3-5(4)8(10)11/h2-3H,1H3,(H,7,9) Isomeric SMILES CC1=CC(=O)NC=C1[N+](=O)[O-] WGK Germany 3 Molecular Weight 154.12 Beilstein 136900 Reaxy-Rn 1528339 Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1528339&ln=
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS → ✅ Certificate of Analysis (COA) Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA → 📊 Datasheet Quick-reference summary of product specifications and applications.
View datasheet → 🔬 Specification Sheet Full quality attributes and acceptance criteria for this grade.
View spec sheet →
Advanced Data Taxonomic Classification Kingdom Organic compounds Superclass Organic 1,3-dipolar compounds Class Allyl-type 1,3-dipolar organic compounds Subclass Organic nitro compounds Intermediate Tree Nodes C-nitro compounds Direct Parent Nitroaromatic compounds Alternative Parents Pyridinones Methylpyridines Dihydropyridines Heteroaromatic compounds Lactams Propargyl-type 1,3-dipolar organic compounds Organic oxoazanium compounds Azacyclic compounds Organooxygen compounds Organonitrogen compounds Organic zwitterions Organic salts Organic oxides Hydrocarbon derivatives Molecular Framework Aromatic heteromonocyclic compounds Substituents Nitroaromatic compound - Dihydropyridine - Methylpyridine - Pyridinone - Hydropyridine - Pyridine - Heteroaromatic compound - Lactam - Organic oxoazanium - Azacycle - Organoheterocyclic compound - Propargyl-type 1,3-dipolar organic compound - Organic nitrogen compound - Organic zwitterion - Organic salt - Organooxygen compound - Organonitrogen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Aromatic heteromonocyclic compound Description This compound belongs to the class of organic compounds known as nitroaromatic compounds. These are c-nitro compounds where the nitro group is C-substituted with an aromatic group. External Descriptors Not available Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Certificates（CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Melt Point(°C) 188-190°C Molecular Weight 154.120 g/mol XLogP3 -0.300 Hydrogen Bond Donor Count 1 Hydrogen Bond Acceptor Count 3 Rotatable Bond Count 0 Exact Mass 154.038 Da Monoisotopic Mass 154.038 Da Topological Polar Surface Area 74.900 Ų Heavy Atom Count 11 Formal Charge 0 Complexity 272.000 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
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