2,4-Dichloro-5-methylpyridine - ≥96% , CAS No.56961-78-5

CAS: 56961-78-5 Cat. No.: D134689 Molecular Weight: 162.02 EC Number: 696-471-0
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
DUPJNQNLAKJWKU-UHFFFAOYSA-N | 2,4-Dichloro-5-picoline | Q-200182 | SY008417 | MFCD08704813 | 2,4-DICHLORO-5-METHYLPYRIDINE | 2,4-dichloro-5-methyl-pyridine | AS-18421 | FT-0649410 | 2,4-bis(chloranyl)-5-methyl-pyridine | AC-5730 | 2,4-Dichloro-5-methylpyr
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
250mg
D134689-250mg
4
$9.90
1g
D134689-1g
9
$10.90
5g
D134689-5g
8

$20.90

$31.90
Save $11.00 (34.48%)
25g
D134689-25g
2

$85.90

$128.90
Save $43.00 (33.36%)
100g
D134689-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$341.90

$512.90
Save $171.00 (33.34%)
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Why this grade

≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

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
DUPJNQNLAKJWKU-UHFFFAOYSA-N | 2, 4-Dichloro-5-picoline | Q-200182 | SY008417 | MFCD08704813 | 2, 4-DICHLORO-5-METHYLPYRIDINE | 2, 4-dichloro-5-methyl-pyridine | AS-18421 | FT-0649410 | 2, 4-bis(chloranyl)-5-methyl-pyridine | AC-5730 | 2, 4-Dichloro-5-methylpyr
Specifications & Purity
≥96%
Storage
Room temperature
Shipped In
Normal
Purity
≥96%
Names and Identifiers
Pubchem Sid488198195
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488198195
Canonical SmilesCC1=CN=C(C=C1Cl)Cl
IUPAC Name2,4-dichloro-5-methylpyridine
InChIKeyDUPJNQNLAKJWKU-UHFFFAOYSA-N
INCHI1S/C6H5Cl2N/c1-4-3-9-6(8)2-5(4)7/h2-3H,1H3
Isomeric SMILES CC1=CN=C(C=C1Cl)Cl
Molecular Weight 162.02
Reaxy-Rn 5861459
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5861459&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.

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📊 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
SubclassHalopyridines
Intermediate Tree Nodes Not available
Direct ParentPolyhalopyridines
Alternative Parents Methylpyridines  2-halopyridines  Aryl chlorides  Heteroaromatic compounds  Azacyclic compounds  Organonitrogen compounds  Organochlorides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Polyhalopyridine - 2-halopyridine - Methylpyridine - Aryl halide - Aryl chloride - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Hydrocarbon derivative - Organonitrogen compound - Organochloride - Organohalogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as polyhalopyridines. These are organic compounds containing a pyridine ring substituted at two or more positions by a halogen atom.
External Descriptors Not available
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.

12 results found

Lot NumberCertificate TypeDateItem
D2228084Certificate of AnalysisOct 29, 2025 D134689
D2228107Certificate of AnalysisOct 29, 2025 D134689
C2311993Certificate of AnalysisDec 20, 2024 D134689
C2311996Certificate of AnalysisDec 20, 2024 D134689
J2129670Certificate of AnalysisAug 01, 2023 D134689
J2129681Certificate of AnalysisAug 01, 2023 D134689
C2311986Certificate of AnalysisFeb 28, 2023 D134689
C2311992Certificate of AnalysisFeb 28, 2023 D134689
C2311998Certificate of AnalysisFeb 28, 2023 D134689
L2413328Certificate of AnalysisFeb 28, 2023 D134689
D2228079Certificate of AnalysisMar 07, 2022 D134689
D2228118Certificate of AnalysisMar 07, 2022 D134689

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Chemical and Physical Properties
SolubilitySlightly soluble in water.
Molecular Weight162.010 g/mol
XLogP32.800
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass160.98 Da
Monoisotopic Mass160.98 Da
Topological Polar Surface Area12.900 Ų
Heavy Atom Count9
Formal Charge0
Complexity97.100
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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