Chelidamic acid monohydrate - ≥98% , CAS No.199926-39-1

CAS: 199926-39-1 Cat. No.: C302702 Molecular Weight: 201.14
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
SCHEMBL113302 | 4-Oxo-1,4-dihydropyridine-2,6-dicarboxylic acid monohydrate | AKOS015998637 | Chelidamic acid hydrate | 4-Oxo-1H-pyridine-2,6-dicarboxylic acid;hydrate | 4-HYDROXYPYRIDINE-2,6-DICARBOXYLIC ACID HYDRATE | Chelidamic acid hydrate, >=97.0% (d
Storage
Room temperature,Desiccated
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
C302702-1g
5

$9.90

$14.90
Save $5.00 (33.56%)
5g
C302702-5g
5

$15.90

$23.90
Save $8.00 (33.47%)
25g
C302702-25g
3

$67.90

$101.90
Save $34.00 (33.37%)
100g
C302702-100g
2

$263.90

$395.90
Save $132.00 (33.34%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated Ships Normal 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
SCHEMBL113302 | 4-Oxo-1, 4-dihydropyridine-2, 6-dicarboxylic acid monohydrate | AKOS015998637 | Chelidamic acid hydrate | 4-Oxo-1H-pyridine-2, 6-dicarboxylic acid;hydrate | 4-HYDROXYPYRIDINE-2, 6-DICARBOXYLIC ACID HYDRATE | Chelidamic acid hydrate, >=97.0% (d
Specifications & Purity
≥98%
Storage
Room temperature, Desiccated
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488198018
Canonical SmilesC1=C(NC(=CC1=O)C(=O)O)C(=O)O.O
IUPAC Name4-oxo-1H-pyridine-2,6-dicarboxylic acid;hydrate
InChIKeySNGPHFVJWBKEDG-UHFFFAOYSA-N
INCHI1S/C7H5NO5.H2O/c9-3-1-4(6(10)11)8-5(2-3)7(12)13;/h1-2H,(H,8,9)(H,10,11)(H,12,13);1H2
Isomeric SMILES C1=C(NC(=CC1=O)C(=O)O)C(=O)O.O
Molecular Weight 201.14
Reaxy-Rn 15751868
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=15751868&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.

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 Dihydropyridinecarboxylic acids and derivatives  Vinylogous amides  Heteroaromatic compounds  Cyclic ketones  Carboxylic acids  Azacyclic compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Dihydropyridinecarboxylic acid derivative - Pyridine carboxylic acid - Dihydropyridine - Hydropyridine - Heteroaromatic compound - Vinylogous amide - Cyclic ketone - Azacycle - Carboxylic acid - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxygen compound - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Organic oxide - 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.

12 results found

Lot NumberCertificate TypeDateItem
D2610087Certificate of AnalysisApr 21, 2026 C302702
C2324718Certificate of AnalysisJan 19, 2026 C302702
C2324847Certificate of AnalysisJan 19, 2026 C302702
C2324848Certificate of AnalysisJan 19, 2026 C302702
C2324849Certificate of AnalysisJan 19, 2026 C302702
C2324850Certificate of AnalysisJan 19, 2026 C302702
C2324851Certificate of AnalysisJan 19, 2026 C302702
C2324852Certificate of AnalysisJan 19, 2026 C302702
C2324853Certificate of AnalysisJan 19, 2026 C302702
K2111347Certificate of AnalysisSep 09, 2024 C302702
K2111348Certificate of AnalysisSep 09, 2024 C302702
K2111349Certificate of AnalysisSep 09, 2024 C302702

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Chemical and Physical Properties
Melt Point(°C)267 °C
Molecular Weight201.130 g/mol
XLogP3
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count7
Rotatable Bond Count2
Exact Mass201.027 Da
Monoisotopic Mass201.027 Da
Topological Polar Surface Area105.000 Ų
Heavy Atom Count14
Formal Charge0
Complexity320.000
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 Count2
Citations of This Product
References
1. Peipei Ji, Xiuwu Wang, Lianpei Zhou, Guiyang Zhou, Tao Chen.  (2025)  Compartmentalization of Brönsted Acid/Pybox-Ru(II) by Polymeric Micelles for One-Pot Tandem Catalysis.  ChemistrySelect,  10  (15): (e202501120).  [PMID:] [10.1002/slct.202501120]
Solution Calculators
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