4-iodopyridine-2-carboxylic acid - ≥97% , CAS No.405939-79-9

CAS: 405939-79-9 Cat. No.: I176420 Molecular Weight: 249.01 EC Number: 881-645-2
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
4-Iodo Picolinic Acid | EN300-236427 | 4-Iodopicolinic acid | 4-iodo-picolinic acid | J-515580 | SB37079 | AC-28044 | 4-Iodo-pyridine-2-carboxylic acid | 4-iodopyridine-2-carboxylic Acid | PB20818 | AF-399/41061070 | STL227851 | AKOS000270416 | 4-Iodopico
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
I176420-100mg
2
$9.90
250mg
I176420-250mg
3
$10.90
1g
I176420-1g
3

$22.90

$34.90
Save $12.00 (34.38%)
5g
I176420-5g
3

$85.90

$128.90
Save $43.00 (33.36%)
25g
I176420-25g
3

$373.90

$560.90
Save $187.00 (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
4-Iodo Picolinic Acid | EN300-236427 | 4-Iodopicolinic acid | 4-iodo-picolinic acid | J-515580 | SB37079 | AC-28044 | 4-Iodo-pyridine-2-carboxylic acid | 4-iodopyridine-2-carboxylic Acid | PB20818 | AF-399/41061070 | STL227851 | AKOS000270416 | 4-Iodopico
Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504760204
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504760204
Canonical SmilesC1=CN=C(C=C1I)C(=O)O
IUPAC Name4-iodopyridine-2-carboxylic acid
InChIKeyCEYJTEYGGAWURJ-UHFFFAOYSA-N
INCHI1S/C6H4INO2/c7-4-1-2-8-5(3-4)6(9)10/h1-3H,(H,9,10)
Isomeric SMILES C1=CN=C(C=C1I)C(=O)O
Molecular Weight 249.01
Reaxy-Rn 115856
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=115856&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

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassPyridines and derivatives
SubclassPyridinecarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentPyridinecarboxylic acids
Alternative Parents Aryl iodides  Heteroaromatic compounds  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organoiodides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyridine carboxylic acid - Aryl halide - Aryl iodide - Heteroaromatic compound - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Azacycle - Organic nitrogen compound - Organooxygen compound - Organonitrogen compound - Organoiodide - Organohalogen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridinecarboxylic acids. These are compounds containing a pyridine ring bearing a carboxylic acid group.
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.

8 results found

Lot NumberCertificate TypeDateItem
J2521243Certificate of AnalysisOct 22, 2025 I176420
K2229731Certificate of AnalysisSep 08, 2025 I176420
K2229770Certificate of AnalysisSep 08, 2025 I176420
K2229831Certificate of AnalysisSep 08, 2025 I176420
K2229905Certificate of AnalysisSep 08, 2025 I176420
A2509223Certificate of AnalysisApr 12, 2024 I176420
A2509224Certificate of AnalysisApr 12, 2024 I176420
A2509242Certificate of AnalysisApr 12, 2024 I176420
Chemical and Physical Properties
Molecular Weight249.010 g/mol
XLogP31.400
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass248.929 Da
Monoisotopic Mass248.929 Da
Topological Polar Surface Area50.200 Ų
Heavy Atom Count10
Formal Charge0
Complexity140.000
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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