6-Oxo-1,6-dihydro-pyridazine-3-carboxylic acid - ≥97% , CAS No.37972-69-3

CAS: 37972-69-3 Cat. No.: O349543 Molecular Weight: 140.1 EC Number: 675-237-1
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
6-Hydroxy-pyridazine-3-carboxylic acid | DTXSID70308343 | FT-0647091 | 6-Hydroxy-3-pyridazinecarboxylic acid | 6-oxo-1H-pyridazine-3-carboxylic acid | AKOS000261935 | F1967-0968 | 6-carboxy-3(2H)-pyridazone | 3-Hydroxypyridazine-6-carboxylic acid | J-5187
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
O349543-250mg
3
$9.90
1g
O349543-1g
3
$10.90
5g
O349543-5g
3

$15.90

$23.90
Save $8.00 (33.47%)
25g
O349543-25g
3

$47.90

$71.90
Save $24.00 (33.38%)
100g
O349543-100g
2

$172.90

$259.90
Save $87.00 (33.47%)
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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.

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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
6-Hydroxy-pyridazine-3-carboxylic acid | DTXSID70308343 | FT-0647091 | 6-Hydroxy-3-pyridazinecarboxylic acid | 6-oxo-1H-pyridazine-3-carboxylic acid | AKOS000261935 | F1967-0968 | 6-carboxy-3(2H)-pyridazone | 3-Hydroxypyridazine-6-carboxylic acid | J-5187
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 Sid504758413
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504758413
Canonical SmilesC1=CC(=O)NN=C1C(=O)O
IUPAC Name6-oxo-1H-pyridazine-3-carboxylic acid
InChIKeyGIFSROMQVPUQFK-UHFFFAOYSA-N
INCHI1S/C5H4N2O3/c8-4-2-1-3(5(9)10)6-7-4/h1-2H,(H,7,8)(H,9,10)
Isomeric SMILES C1=CC(=O)NN=C1C(=O)O
Molecular Weight 140.1
Reaxy-Rn 125821
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=125821&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
ClassDiazines
SubclassPyridazines and derivatives
Intermediate Tree Nodes Not available
Direct ParentPyridazinones
Alternative Parents Heteroaromatic compounds  Lactams  Monocarboxylic acids and derivatives  Carboxylic acids  Azacyclic compounds  Organopnictogen compounds  Organooxygen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyridazinone - Heteroaromatic compound - Lactam - Azacycle - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridazinones. These are compounds containing a pyridazine ring which bears a ketone.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
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.

9 results found

Lot NumberCertificate TypeDateItem
J2225472Certificate of AnalysisAug 15, 2025 O349543
J2225611Certificate of AnalysisAug 15, 2025 O349543
J2225674Certificate of AnalysisAug 11, 2025 O349543
J2225473Certificate of AnalysisAug 11, 2025 O349543
J2225689Certificate of AnalysisAug 11, 2025 O349543
D23142366Certificate of AnalysisSep 20, 2022 O349543
J2225673Certificate of AnalysisSep 20, 2022 O349543
K2420061Certificate of AnalysisSep 20, 2022 O349543
K2420062Certificate of AnalysisSep 19, 2022 O349543
Chemical and Physical Properties
Molecular Weight140.100 g/mol
XLogP3-0.800
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass140.022 Da
Monoisotopic Mass140.022 Da
Topological Polar Surface Area78.800 Ų
Heavy Atom Count10
Formal Charge0
Complexity241.000
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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