Methyl 3-amino-6-chloro-5-(propylamino)pyrazine-2-carboxylate CAS 1503-32-8
| CAS No. | 1503-32-8 |
| Molecular Formula | C9H13ClN4O2 |
| Molecular Weight | 244.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 244.68 g/mol gives Methyl 3-amino-6-chloro-5-(propylamino)pyrazine-2-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Methyl 3-amino-6-chloro-5-(propylamino)pyrazine-2-carboxylate (CAS 1503-32-8), molecular formula C9H13ClN4O2 and molecular weight 244.68 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H13ClN4O2, Methyl 3-amino-6-chloro-5-(propylamino)pyrazine-2-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 244.68 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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 Methyl 3-amino-6-chloro-5-(propylamino)pyrazine-2-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 | C9H13ClN4O2 |
| Molecular Weight | 244.68 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
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- 3-{2-chloro-7H-pyrrolo[2,3-d]pyrimidin-7-yl}aniline (CAS 1615242-03-9)
- 3-(2-Chloropyridin-4-yl)-4-methoxybenzonitrile (CAS 1417795-34-6)
- 3-(Bromomethyl)-2-methylfuran (CAS 119547-74-9)
- 2,2-DIMETHYL-2H-BENZO[B][1,4]THIAZIN-3(4H)-ONE (CAS 90921-53-2)
- 4-(Methylsulfonyl)pyrimidine (CAS 14161-10-5)
- 6-Chloro-1-phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 871729-53-2)
- 4-(3-Oxo-3-phenylpropyl)-1-phenylpyrazolidine-3,5-dione (CAS 55446-27-0)
- (2-(Isobutylthio)-5-(trifluoromethyl)pyridin-3-yl)boronic acid (CAS 1256345-54-6)
- 6-Chloro-N-(tetrahydro-2H-thiopyran-3-yl)pyridin-3-amine (CAS 1553377-19-7)
- N-((1-Ethyl-3-methyl-1H-pyrazol-4-yl)methyl)-1-isobutyl-5-methyl-1H-pyrazol-3-amine hydrochloride (CAS 1856042-88-0)
- 3-Chloro-6-(3-fluoropropoxy)benzo[b]thiophene-2-carboxamide (CAS 866039-95-4)
- Insulin Degludec Impurity 25 (CAS CATO-C4X-215725)
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