CAS 504-30-3: 3(2H)-Pyridazinone
Description:3(2H)-Pyridazinone, with the CAS number 504-30-3, is a heterocyclic organic compound characterized by a six-membered ring containing two nitrogen atoms and a carbonyl group. This compound features a pyridazine structure, which is a bicyclic compound consisting of a pyridine ring fused to a pyrazole. It typically exhibits properties such as being a white to off-white crystalline solid, and it is soluble in polar solvents like water and alcohols. The presence of the carbonyl group contributes to its reactivity, allowing it to participate in various chemical reactions, including nucleophilic additions and condensation reactions. 3(2H)-Pyridazinone is of interest in medicinal chemistry and agricultural applications due to its potential biological activities, including antimicrobial and anti-inflammatory properties. Its derivatives may also exhibit enhanced pharmacological effects, making it a subject of research in drug development. As with many nitrogen-containing heterocycles, it may also display unique electronic properties, influencing its behavior in chemical reactions and interactions with biological systems.
Formula:C4H4N2O
InChI:InChI=1S/C4H4N2O/c7-4-2-1-3-5-6-4/h1-3H,(H,6,7)
InChI key:InChIKey=AAILEWXSEQLMNI-UHFFFAOYSA-N
SMILES:O=C1C=CC=NN1
- Synonyms:
- 1H-Pyridazin-6-one
- 2,3-Dihydropyridazin-3-One
- 2H-Pyridazin-3-one
- 3-Hydroxypyridazine
- 3-Oxo-2,3-dihydropyridazine
- 3-Pyridazinol
- 3-Pyridazinone
- 6-Pyridazinone
- NSC 21411
- Pyridazin-3(2H)-one
- See more synonyms
- 3(2H)-Pyridazinone
Brand | Product data | Purity | Price range | Estimated delivery |
---|---|---|---|---|
![]() | 3(2H)-Pyridazinone REF: IN-DA00DE1TCAS: 504-30-3 | 97% | To inquire | Thu 17 Apr 25 |
![]() | 3(2H)-Pyridazinone REF: 3B-P1850CAS: 504-30-3 | >96.0%(GC)(T) | 140.00 €~466.00 € | Tue 22 Apr 25 |
![]() | 2H-Pyridazin-3-one REF: 54-OR2215CAS: 504-30-3 | 95% | 32.00 €~1,009.00 € | Thu 24 Apr 25 |
![]() | 2H-Pyridazin-3-one REF: 10-F049944CAS: 504-30-3 | 97.0% | To inquire | Tue 29 Apr 25 |
![]() | Pyridazin-3(2H)-one REF: TR-P991298CAS: 504-30-3 | - - - | 92.00 €~136.00 € | Wed 28 May 25 |
![]() | Pyridazin-3-ol REF: 3D-FP13020CAS: 504-30-3 | Min. 95% | - - - | Discontinued product |

3(2H)-Pyridazinone
Ref: IN-DA00DE1T
1g | 26.00 € | ||
5g | 30.00 € | ||
10g | 47.00 € | ||
25g | 70.00 € |

3(2H)-Pyridazinone
Ref: 3B-P1850
5g | 140.00 € |

2H-Pyridazin-3-one
Ref: 54-OR2215
5g | 32.00 € | ||
25g | 86.00 € | ||
100g | 262.00 € |

Ref: 10-F049944
1g | To inquire | ||
5g | 16.00 € | ||
10g | 25.00 € | ||
25g | 54.00 € | ||
100g | 162.00 € | ||
500g | 700.00 € |

Pyridazin-3(2H)-one
Controlled ProductRef: TR-P991298
50mg | 92.00 € | ||
100mg | 111.00 € | ||
500mg | 136.00 € |

Pyridazin-3-ol
Ref: 3D-FP13020
Undefined size | Discontinued | Request information |