Methyl 6-chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylate CAS 215530-61-3
| CAS No. | 215530-61-3 |
| Molecular Formula | C7H5ClN4O2 |
| Molecular Weight | 212.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 212.59 g/mol gives Methyl 6-chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Methyl 6-chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylate (CAS 215530-61-3), a certified reference material (molecular formula C7H5ClN4O2, MW 212.59 g/mol) for analytical method development and quality control.
Structurally, Methyl 6-chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylate (C7H5ClN4O2) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 212.59 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), Methyl 6-chloro-[1,2,4]triazolo[1,5-b]pyridazine-2-carboxylate 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 | C7H5ClN4O2 |
| Molecular Weight | 212.59 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2018 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 6-Chloro-5-nitro-2,3-dihydro-1H-indol-2-one (CAS 77859-57-5)
- Methyl 6-chloro-[1,2,4]triazolo[4,3-a]pyrazine-3-carboxylate (CAS 2256052-28-3)
- 6-chloro-3-(hydroxyimino)-3,4-dihydro-2H-benzo[b][1,4]oxazin-2-one (CAS 937602-19-2)
- Methyl 6-chloro-[1,2,4]triazolo[4,3-b]pyridazine-3-carboxylate (CAS 76196-04-8)
- Fmoc-Trp(Boc)-Thr[Psi(Me, Me)Pro]-OH (CAS 936707-21-0)
- 7,8,9,10-Tetrahydrophenanthridin-6(5H)-one (CAS 4514-04-9)
- 6-Methylimidazo[1,2-a]pyridin-2-amine (CAS 39588-33-5)
- 4-Fluoro-2-isobutoxybenzaldehyde (CAS 1378819-12-5)
- 3,5-Di(thiophen-2-yl)-4,5-dihydro-1H-pyrazole-1-carbothioamide (CAS 870680-39-0)
- 2-Chloro-1-(2-methyl-2,3,4,5-tetrahydro-1,5-benzothiazepin-5-yl)ethan-1-one (CAS 19197-45-6)
- N-[(1-Ethyl-1,4-dihydro-7-methyl-4-oxo-1,8-naphthyridin-3-yl)carbonyl]-D-aspartic Acid (CAS 1212087-50-7)
- 2-(1,2-Oxazinan-2-yl)ethan-1-amine dihydrochloride (CAS 1341036-14-3)
- 4-(Difluoromethyl)benzo[d]oxazole-2-carbaldehyde (CAS 1806283-78-2)
- Fibrinopeptide A, human TFA (CAS 61533-47-9)
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