4-Oxo-1,4-dihydrobenzo[h]quinoline-3-carboxylic acid , CAS No.51726-83-1

CAS: 51726-83-1 Cat. No.: O1369142 Molecular Weight: 239.2 EC Number: 103-498-9 PubChem CID: 308815
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Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
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1mg
O1369142-1mg
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$230.90
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Why this grade

for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -20°C Ships Ice chest + Ice pads 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

Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
INHIBITOR
Names and Identifiers
Canonical SmilesC1=CC=C2C(=C1)C=CC3=C2NC=C(C3=O)C(=O)O
IUPAC Name4-oxo-1H-benzo[h]quinoline-3-carboxylic acid
InChIKeyQGOKEDVMXJBTAR-UHFFFAOYSA-N
INCHI1S/C14H9NO3/c16-13-10-6-5-8-3-1-2-4-9(8)12(10)15-7-11(13)14(17)18/h1-7H,(H,15,16)(H,17,18)
Isomeric SMILES C1=CC=C2C(=C1)C=CC3=C2NC=C(C3=O)C(=O)O
PubChem CID 308815
Molecular Weight 239.2

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
ClassQuinolines and derivatives
SubclassQuinoline carboxylic acids
Intermediate Tree Nodes Not available
Direct ParentQuinoline carboxylic acids
Alternative Parents Hydroquinolones  Naphthalenes  Hydroquinolines  Pyridinecarboxylic acids  Vinylogous amides  Heteroaromatic compounds  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Quinoline-3-carboxylic acid - Dihydroquinolone - Dihydroquinoline - Naphthalene - Pyridine carboxylic acid - Pyridine carboxylic acid or derivatives - Pyridine - Benzenoid - Heteroaromatic compound - Vinylogous amide - Monocarboxylic acid or derivatives - Carboxylic acid - Azacycle - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as quinoline carboxylic acids. These are quinolines in which the quinoline ring system is substituted by a carboxyl group at one or more positions.
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:
Chemical and Physical Properties
Molecular Weight239.230 g/mol
XLogP33.100
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass239.058 Da
Monoisotopic Mass239.058 Da
Topological Polar Surface Area66.400 Ų
Heavy Atom Count18
Formal Charge0
Complexity415.000
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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