Pyridazine - ≥98% , CAS No.289-80-5

CAS: 289-80-5 Cat. No.: P137565 Molecular Weight: 80.09 Beilstein Registry Number: 23,89 EC Number: 206-025-5 PubChem CID: 9259
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
BCP22434 | EN300-85759 | W-202210 | AM20090381 | oizine | 449GLA0653 | Pyridazine, 98% | Q420238 | STL373492 | InChI=1/C4H4N2/c1-2-4-6-5-3-1/h1-4 | UNII-449GLA0653 | MFCD00006463 | NSC 90792 | 1,2-Diazabenzene | Orthodiazine | o-Diazine | P0616 | A819700
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
P137565-1g
3

$10.90

$16.90
Save $6.00 (35.50%)
5g
P137565-5g
2

$14.90

$22.90
Save $8.00 (34.93%)
10g
P137565-10g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$17.90

$26.90
Save $9.00 (33.46%)
25g
P137565-25g
2

$34.90

$52.90
Save $18.00 (34.03%)
100g
P137565-100g
2

$128.90

$193.90
Save $65.00 (33.52%)
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Argon charged 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
BCP22434 | EN300-85759 | W-202210 | AM20090381 | oizine | 449GLA0653 | Pyridazine, 98% | Q420238 | STL373492 | InChI=1/C4H4N2/c1-2-4-6-5-3-1/h1-4 | UNII-449GLA0653 | MFCD00006463 | NSC 90792 | 1, 2-Diazabenzene | Orthodiazine | o-Diazine | P0616 | A819700
Specifications & Purity
≥98%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Canonical SmilesC1=CC=NN=C1
IUPAC Namepyridazine
InChIKeyPBMFSQRYOILNGV-UHFFFAOYSA-N
INCHI1S/C4H4N2/c1-2-4-6-5-3-1/h1-4H
Isomeric SMILES C1=CC=NN=C1
WGK Germany 3
RTECS UR5267000
PubChem CID 9259
Molecular Weight 80.09
Beilstein 23,89
Reaxy-Rn 103906

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
ClassDiazines
SubclassPyridazines and derivatives
Intermediate Tree Nodes Not available
Direct ParentPyridazines and derivatives
Alternative Parents Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyridazine - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridazines and derivatives. These are compounds containing a pyridazine ring, which is a six-member aromatic ring containing two nitrogen atoms at positions 1 and 2, and four carbon atoms.
External Descriptors pyridazines - diazine
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
TBXAS1 Tchem Thromboxane-A synthase (3355 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Mus musculus (284745 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
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.

11 results found

Lot NumberCertificate TypeDateItem
E2619037Certificate of AnalysisMay 27, 2026 P137565
L2402240Certificate of AnalysisMay 27, 2026 P137565
I2212244Certificate of AnalysisMar 11, 2026 P137565
I2212245Certificate of AnalysisMar 11, 2026 P137565
I2212246Certificate of AnalysisMar 11, 2026 P137565
I2212251Certificate of AnalysisMar 11, 2026 P137565
D1812111Certificate of AnalysisJul 09, 2025 P137565
L2104186Certificate of AnalysisSep 19, 2023 P137565
L2104184Certificate of AnalysisSep 19, 2023 P137565
K2110418Certificate of AnalysisAug 15, 2023 P137565
K2110419Certificate of AnalysisAug 15, 2023 P137565

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Chemical and Physical Properties
SolubilityMiscible with water, benzene, DMF. Soluble in alcohol, ether
SensitivityAir & Heat sensitive
Refractive Index1.52
Flash Point(°F)185 °F
Flash Point(°C)85°C(lit.)
Boil Point(°C)208 °C
Melt Point(°C)-8°C(lit.)
Molecular Weight80.090 g/mol
XLogP3-0.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Exact Mass80.0374 Da
Monoisotopic Mass80.0374 Da
Topological Polar Surface Area25.800 Ų
Heavy Atom Count6
Formal Charge0
Complexity30.500
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
Documents & Articles
Solution Calculators
Reviews

Customer Reviews

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