(R)-tert-Butyl 3-(pyrazin-2-yloxy)pyrrolidine-1-carboxylate CAS 1264037-43-5
| CAS No. | 1264037-43-5 |
| Molecular Formula | C13H19N3O3 |
| Molecular Weight | 265.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 265.31 g/mol gives (R)-tert-Butyl 3-(pyrazin-2-yloxy)pyrrolidine-1-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies (R)-tert-Butyl 3-(pyrazin-2-yloxy)pyrrolidine-1-carboxylate (CAS 1264037-43-5), a certified reference material (molecular formula C13H19N3O3, MW 265.31 g/mol) for analytical method development and quality control.
Based on its molecular formula C13H19N3O3, (R)-tert-Butyl 3-(pyrazin-2-yloxy)pyrrolidine-1-carboxylate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 265.31 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C13H19N3O3 |
| Molecular Weight | 265.31 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
Recommended Standards
- (R)-tert-Butyl 3-(pyrimidin-2-yloxy)pyrrolidine-1-carboxylate (CAS 1261234-45-0)
- (3R)-3-amino-3-(2-anthryl)propanoic acid (CAS 1269844-88-3)
- 4-(Prop-2-ynylamino)-N-(pyridin-3-ylmethyl)benzamide (CAS 1258400-21-3)
- (3S)-3-amino-3-(2-anthryl)propanoic acid (CAS 1270209-37-4)
- 1,2-Dimethyl-1h-imidazole-4-sulfonamide (CAS 415913-06-3)
- 3-Methoxy-5,6-dihydro-7h-pyrrolo[3,4-b]pyridin-7-one (CAS 1256791-04-4)
- 3-Hydroxy-5-methoxyphenylboronic acid (CAS 1318165-81-9)
- tert-Butyl 4-(aminomethyl)-4-benzylpiperidine-1-carboxylate (CAS 1432296-90-6)
- WZ4002 (CAS 1213269-23-8)
- 5-methyl-1,3,4-oxadiazole-2-carbaldehyde (CAS 164024-09-3)
- 1H-indole, 7-ethenyl- (CAS 94239-08-4)
- 4-{[(9h-fluoren-9-ylmethoxy)carbonyl]amino}-3-hydroxybenzoic acid (CAS 1344201-09-7)
- 1-Phenyl-3-(2-((tetrahydro-2H-pyran-4-yl)thio)ethyl)urea (CAS 1795191-13-7)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
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