Pyrazolo[1,5-b]pyridazin-3-amine dihydrochloride CAS 1803597-49-0
| CAS No. | 1803597-49-0 |
| Molecular Formula | C6H6N4 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 170.60 g/mol gives Pyrazolo[1,5-b]pyridazin-3-amine dihydrochloride distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Pyrazolo[1,5-b]pyridazin-3-amine dihydrochloride (CAS 1803597-49-0), molecular formula C6H6N4HCl and molecular weight 170.60 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H6N4HCl, Pyrazolo[1,5-b]pyridazin-3-amine dihydrochloride contains a nitrile group, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 170.60 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), Pyrazolo[1,5-b]pyridazin-3-amine dihydrochloride meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H6N4 2*HCl |
| Molecular Weight | 170.60 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Pyrazolo Standards
- 1H-pyrazolo[3,4-b]pyridine-3-carbaldehyde (CAS 1010073-87-6)
- Ethyl pyrazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1022920-59-7)
- 1H-Pyrazolo[3,4-d]pyrimidine-4,6-diamine, N6-(2,3-dihydro-1H-1,2,4-triazol-3-yl)-N4-1H-1,2,4-triazol-3-yl- (CAS 102365-53-7)
- Pyrazolo[1,5-a]pyrimidin-5(1H)-one (CAS 1027534-43-5)
- 1H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione, 3-bromo-1-methyl- (CAS 1033444-07-3)
- 1H-pyrazolo[4,3-b]pyridine-5-carbonitrile (CAS 1033772-22-3)
- (1H-Pyrazolo[4,3-b]pyridin-5-yl)methanol (CAS 1033772-24-5)
- (4-(1H-pyrazolo[3,4-b]pyridin-4-yl)morpholin-2-yl)methanamine (CAS 1034769-58-8)
Recommended Standards
- Gadobutrol Impurity 14 (CAS 220182-11-6)
- 6-Carboxy-4-(hydroxyamino)quinoline 1-oxide (CAS 13442-14-3)
- 5-Hydroxy-6-oxo-1,6-dihydropyridine-3-carboxylic Acid (CAS 76470-35-4)
- 3-[2-(3-Ethoxy-3-oxopropoxy)ethoxy]propionic Acid (CAS 886362-90-9)
- 1-(Methylsulfonyl)-3-(trifluoromethyl)piperidine (CAS 321970-45-0)
- 2-(2-Chloro-6-fluorophenyl)-2-(dimethylamino)acetic acid hydrochloride (CAS 1334145-93-5)
- Hybutimibe Impurity 6 (CAS CATO-C4X-25056)
- 1-Pyrrolidinebutyric Acid HCl (CAS 49637-21-0)
- Orforglipron Impurity 9 (CAS CATO-C4X-32349)
- Acetyl Dipeptide-1 (CAS 196604-48-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com