CAS 21141-03-7: 3-aminopyridazine-4-carboxylic acid
Description:3-Aminopyridazine-4-carboxylic acid is an organic compound characterized by its pyridazine ring, which is a six-membered aromatic heterocycle containing two nitrogen atoms. The compound features an amino group (-NH2) at the 3-position and a carboxylic acid group (-COOH) at the 4-position of the pyridazine ring, contributing to its acidic properties. This structure imparts both basic and acidic functionalities, making it a versatile compound in various chemical reactions. It is typically a white to off-white crystalline solid, soluble in water and polar organic solvents due to the presence of the carboxylic acid group. The compound is of interest in pharmaceutical and agrochemical research, as it may exhibit biological activity or serve as a building block for the synthesis of more complex molecules. Its CAS number, 21141-03-7, is a unique identifier that facilitates the search for information regarding its properties, safety, and applications in scientific literature and databases.
Formula:C5H5N3O2
InChI:InChI=1/C5H5N3O2/c6-4-3(5(9)10)1-2-7-8-4/h1-2H,(H2,6,8)(H,9,10)
- Synonyms:
- 4-Pyridazinecarboxylic acid, 3-amino-
- 3-Amino-4-Pyridazinecarboxylic Acid
- 3-Aminopyridazine-4-carboxylic acid
Brand | Product data | Purity | Price range | Estimated delivery |
---|---|---|---|---|
![]() | 4-Pyridazinecarboxylic acid, 3-amino- REF: IN-DA002LBMCAS: 21141-03-7 | 95% | To inquire | Thu 17 Apr 25 |
![]() | 3-Amino-4-pyridazinecarboxylic acid REF: 54-OR74901CAS: 21141-03-7 | 95% | 111.00 €~1,236.00 € | Mon 21 Apr 25 |
![]() | 3-Aminopyridazine-4-carboxylic acid REF: 10-F066271CAS: 21141-03-7 | 97.0% | 23.00 €~1,226.00 € | Tue 22 Apr 25 |
![]() | 3-Amino-4-pyridazinecarboxylic acid REF: 3D-FA56459CAS: 21141-03-7 | Min. 95% | - - - | Discontinued product |

4-Pyridazinecarboxylic acid, 3-amino-
Ref: IN-DA002LBM
1g | 119.00 € | ||
5g | 302.00 € | ||
100mg | 47.00 € | ||
250mg | 57.00 € |

Ref: 54-OR74901
1g | 269.00 € | ||
5g | 778.00 € | ||
10g | 1,236.00 € | ||
250mg | 111.00 € |

3-Aminopyridazine-4-carboxylic acid
Ref: 10-F066271
1g | 86.00 € | ||
5g | 286.00 € | ||
10g | 539.00 € | ||
25g | 1,226.00 € | ||
100mg | 23.00 € | ||
250mg | 28.00 € | ||
500mg | 56.00 € |

3-Amino-4-pyridazinecarboxylic acid
Ref: 3D-FA56459
25mg | Discontinued | Request information | |
50mg | Discontinued | Request information | |
100mg | Discontinued | Request information | |
250mg | Discontinued | Request information | |
500mg | Discontinued | Request information |