2-Methylpyridine N-Oxide - ≥99%(GC) , CAS No.931-19-1

CAS: 931-19-1 Cat. No.: M158853 Molecular Weight: 109.13 Beilstein Registry Number: 106916 EC Number: 213-230-3
AVAILABLE TO ORDER
GRADE & PURITY ≥99%(GC)
Synonyms
2-Methylpyridine N-oxide | CFZKDDTWZYUZKS-UHFFFAOYSA-N | CHEBI:35578 | Pyridine, methyl-, 1-oxide | 2-Methylpyridine N-oxide, >=96% | 2-picoline-1-oxide | Q27116520 | F0001-2244 | W-100254 | 2-methyl-pyridine-N-oxide | 2-methylpyridine-N-oxide | AI3-24502
Storage
Argon charged,Room temperature
Shipped In
Normal
Size
Status
Price
Qty
5g
M158853-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$12.90

$19.90
Save $7.00 (35.18%)
25g
M158853-25g
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$25.90

$38.90
Save $13.00 (33.42%)
100g
M158853-100g
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$67.90

$101.90
Save $34.00 (33.37%)
500g
M158853-500g
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$254.90

$382.90
Save $128.00 (33.43%)
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Why this grade

≥99%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Argon charged,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
2-Methylpyridine N-oxide | CFZKDDTWZYUZKS-UHFFFAOYSA-N | CHEBI:35578 | Pyridine, methyl-, 1-oxide | 2-Methylpyridine N-oxide, >=96% | 2-picoline-1-oxide | Q27116520 | F0001-2244 | W-100254 | 2-methyl-pyridine-N-oxide | 2-methylpyridine-N-oxide | AI3-24502
Specifications & Purity
≥99%(GC)
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥99%(GC)
Names and Identifiers
Canonical SmilesCC1=CC=CC=[N+]1[O-]
IUPAC Name2-methyl-1-oxidopyridin-1-ium
InChIKeyCFZKDDTWZYUZKS-UHFFFAOYSA-N
INCHI1S/C6H7NO/c1-6-4-2-3-5-7(6)8/h2-5H,1H3
Isomeric SMILES CC1=CC=CC=[N+]1[O-]
WGK Germany 3
Molecular Weight 109.13
Beilstein 106916
Reaxy-Rn 106916
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=106916&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassPyridines and derivatives
SubclassMethylpyridines
Intermediate Tree Nodes Not available
Direct ParentMethylpyridines
Alternative Parents Pyridinium derivatives  Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Methylpyridine - Pyridinium - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as methylpyridines. These are organic compounds containing a pyridine ring substituted at one or more positions by a methyl group.
External Descriptors a small molecule
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
L1902033Certificate of AnalysisApr 09, 2025 M158853
F2123271Certificate of AnalysisJan 09, 2025 M158853
F2123269Certificate of AnalysisApr 12, 2023 M158853
F2123270Certificate of AnalysisApr 12, 2023 M158853
H2217547Certificate of AnalysisJun 15, 2022 M158853
H2217554Certificate of AnalysisJun 15, 2022 M158853
H2217555Certificate of AnalysisJun 15, 2022 M158853
H2217556Certificate of AnalysisJun 15, 2022 M158853
Chemical and Physical Properties
SolubilitySoluble in water.
SensitivityMoisture sensitive
Flash Point(°F)289.4 °F
Flash Point(°C)143 °C
Boil Point(°C)261 °C
Melt Point(°C)48 °C
Molecular Weight109.130 g/mol
XLogP30.300
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass109.053 Da
Monoisotopic Mass109.053 Da
Topological Polar Surface Area25.500 Ų
Heavy Atom Count8
Formal Charge0
Complexity74.900
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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