5-(Pyridazin-3-yl)nicotinic acid CAS 1346687-37-3
| CAS No. | 1346687-37-3 |
| Molecular Formula | C10H7N3O2 |
| Molecular Weight | 201.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
5-(Pyridazin-3-yl)nicotinic acid (CAS 1346687-37-3), molecular formula C10H7N3O2 and molecular weight 201.18 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 5-(Pyridazin-3-yl)nicotinic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 201.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 5-(Pyridazin-3-yl)nicotinic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H7N3O2 |
| Molecular Weight | 201.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 3 |
Related Pyridazin Standards
- 5-(Pyridazin-4-yl)nicotinic acid (CAS 1346687-45-3)
- 3-Methyl-4-(pyridazin-3-yloxy)aniline (CAS 871020-44-9)
- 5-(Pyridazin-3-yl)nicotinamide (CAS 1346687-40-8)
- 5-(Pyridazin-4-yl)nicotinamide (CAS 1346687-47-5)
- 4-(Pyridazin-3-yl)benzoic acid (CAS 216060-22-9)
- (2-(Pyridazin-3-yloxy)phenyl)methanol (CAS 65271-83-2)
- N-(Pyridazin-4-yl)benzamide (CAS 921759-07-1)
- 1-(Pyridazin-3-yl)-1,7-diazaspiro[4.4]nonane (CAS 646056-22-6)
Recommended Standards
- 2-(Pyridin-3-yl)pyrimidine-4-carboxylic acid (CAS 1343605-26-4)
- 5-(Pyrazin-2-yl)pyridine-2-carboxylic acid (CAS 1340504-76-8)
- 3-Fluoro-7-(methylthio)-[1,2,4]triazolo[5,1-c][1,2,4]triazin-4(8H)-one (CAS 1353761-16-6)
- 5-(Pyrazin-2-yl)nicotinic acid (CAS 1340215-17-9)
- [(2-carbamoylethyl)carbamoyl]formic acid (CAS 1153214-30-2)
- [1,2,4]Triazolo[1,5-b][1,2,4]triazine (CAS 61304-18-5)
- 5-Oxo-N-phenyl-1,5-dihydroimidazo[1,2-a]pyridine-3-carboxamide (CAS 377779-56-1)
- 4-(4-Chloro-1h-pyrazol-1-yl)piperidine (CAS 1251305-58-4)
- Thiomorpholine-3-thione (CAS 21009-58-5)
- 2-{[(4-chlorophenyl)methyl]sulfanyl}-5-[(2,4-diphenyl-1,3-thiazol-5-yl)methyl]-1,3,4-oxadiazole (CAS 338401-66-4)
- Benzenamine, 2-(dimethylphosphinyl)-6-fluoro-4-[(4-methoxyphenyl)methoxy]- (CAS 2886000-51-5)
- 5-CHloro-3-methoxy-2-methylpyridine (CAS 1256816-76-8)
- Isotretinoin EP Impurity G (5,6-Epoxy-13-cis Retinoic Acid) (and enantiomer) (CAS 81444-57-7)
- Semaglutide Impurity 122 (CAS CATO-C4X-2226122)
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