Ethyl 4-(2-((3-(pyridin-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetyl)piperazine-1-carboxylate CAS 868967-19-5
| CAS No. | 868967-19-5 |
| Molecular Formula | C19H21N7O3S |
| Molecular Weight | 427.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 427.48 g/mol gives Ethyl 4-(2-((3-(pyridin-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetyl)piperazine-1-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl 4-(2-((3-(pyridin-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetyl)piperazine-1-carboxylate (CAS 868967-19-5), molecular formula C19H21N7O3S and molecular weight 427.48 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, Ethyl 4-(2-((3-(pyridin-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetyl)piperazine-1-carboxylate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 427.48 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures Ethyl 4-(2-((3-(pyridin-2-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetyl)piperazine-1-carboxylate 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 | C19H21N7O3S |
| Molecular Weight | 427.48 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 7 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 4-(Bis(4-(pyridin-4-yl)phenyl)amino)benzaldehyde (CAS 1449315-89-2)
- N-(4-(3-(Pyridin-4-yl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)phenyl)benzenesulfonamide (CAS 891135-67-4)
- 4-[4-(Pyridin-2-yl)pyrimidin-2-yl]phenyl 4-chlorobenzene-1-sulfonate (CAS 477857-48-0)
- 1-(1-(3-(Pyridin-4-yl)-1,2,4-oxadiazol-5-yl)cyclohexyl)-3-(3-(trifluoromethyl)phenyl)urea (CAS 1396795-05-3)
- N-(4-(Pyridin-4-ylamino)phenyl)-4-(quinolin-4-ylamino)benzamide (CAS 23655-67-6)
- 2-((4-Ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-phenoxyphenyl)acetamide (CAS 573972-93-7)
- 2-((4-Ethyl-5-(pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-phenoxyphenyl)acetamide (CAS 587005-82-1)
- Ethyl 3-((4-(pyridin-2-yl)piperazin-1-yl)sulfonyl)benzo[b]thiophene-2-carboxylate (CAS 932464-69-2)
Recommended Standards
- 5-(2H-Naphtho[1,2-d][1,2,3]triazol-2-yl)-2-styrylbenzenesulfonic acid (CAS 4434-38-2)
- N-(5-Acetamido-2-methoxyphenyl)-2-((4-allyl-5-(furan-2-yl)-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 573696-55-6)
- 4-(Acridin-9-ylamino)-N-(pyrimidin-2-yl)benzenesulfonamide (CAS 78356-81-7)
- Boc-Thionophe-1-(6-nitro)benzotriazolide (CAS 184951-87-9)
- 6-Aminoimidazo[1,2-a]pyridine-2-carboxamide (CAS 1216100-47-8)
- Methyl 3-amino-5-fluoro-1H-indole-2-carboxylate (CAS 436088-83-4)
- 2-Cyano-3-(piperidin-1-yl)-5-(trifluoromethyl)pyridine (CAS 1449117-72-9)
- (3-Bromophenyl)(4-chloro-3,5-dimethylphenyl)methanol (CAS 1443351-75-4)
- Methyl arachidate (CAS 1120-28-1)
- CONVOLVAMINE HYDROCHLORIDE (CAS 5896-59-3)
- 1-(1,3-benzodioxol-5-ylmethyl)-1H-indole-2,3-dione (CAS 354781-32-1)
- Dopaquinone Lactone (CAS 255829-51-7)
- 2-(Dimethylamino)-4-(4-methylpiperazin-1-yl)-6-oxo-6H-1,3-oxazine-5-carbonitrile (CAS 477853-42-2)
- Peptide Impurity 15 (CAS 1227750-69-7)
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