Pentyl 2-(8-(azepan-1-yl)-3-methyl-2,6-dioxo-1,2,3,6-tetrahydro-7H-purin-7-yl)acetate CAS 326018-60-4
| CAS No. | 326018-60-4 |
| Molecular Formula | C19H29N5O4 |
| Molecular Weight | 391.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
Pentyl 2-(8-(azepan-1-yl)-3-methyl-2,6-dioxo-1,2,3,6-tetrahydro-7H-purin-7-yl)acetate (CAS 326018-60-4), molecular formula C19H29N5O4 and molecular weight 391.46 g/mol, is a CATO reference standard with documented purity and traceability.
Pentyl 2-(8-(azepan-1-yl)-3-methyl-2,6-dioxo-1,2,3,6-tetrahydro-7H-purin-7-yl)acetate (C19H29N5O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
Physical & Chemical Properties
| Molecular Formula | C19H29N5O4 |
| Molecular Weight | 391.46 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
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Recommended Standards
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- Perindopril Impurity 115 (CAS CATO-C4X-1252115)
- (S)-1-benzyl 5-methyl 3-((tert-butoxycarbonyl)amino)pentanedioate (CAS 76144-15-5)
- (4-((1,4-Dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)phenyl)boronic acid (CAS 1704073-94-8)
- 4-(5,5-Difluoro-1,3,7,9-tetramethyl-3H,5H-5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinin-10-yl)benzonitrile (CAS 935883-78-6)
- tert-Butyl4-(azetidin-3-yl(hydroxy)methyl)piperidine-1-carboxylatehydrochloride (CAS 2227206-46-2)
- 3-Chloro-N-(3-ethoxypropyl)-5-(trifluoromethyl)-2-pyridinamine (CAS 1040309-94-1)
- Aripiprazole Impurity 42 (CAS CATO-C4X-100842)
- Methyl 9-oxobicyclo[3.3.1]nonane-3-carboxylate (CAS 123405-97-0)
- 2-Methoxy-4-(trifluoromethyl)nicotinaldehyde (CAS 1227594-83-3)
- 1,3-Di(naphthalen-2-yl)propane-1,3-dione (CAS 51583-97-2)
- semaglutide (CAS 782487-28-9)
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