1-Cyclopentylpyrimidine-2,4(1H,3H)-dione CAS 13345-72-7
| CAS No. | 13345-72-7 |
| Molecular Formula | C9H12N2O2 |
| Molecular Weight | 180.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Cyclopentylpyrimidine-2,4(1H,3H)-dione (CAS 13345-72-7), a certified reference material (molecular formula C9H12N2O2, MW 180.20 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H12N2O2, 1-Cyclopentylpyrimidine-2,4(1H,3H)-dione contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 180.20 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C9H12N2O2 |
| Molecular Weight | 180.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1960 |
| Nitrogen Atoms | 2 |
Related Cyclopentylpyrimidine Standards
- 6-cyclopentylpyrimidine-2,4(1h,3h)-dione (CAS 1215103-86-8)
- N4-cyclopentylpyrimidine-4,5-diamine (CAS 1044767-82-9)
- N4-cyclopentylpyrimidine-2,4-diamine (CAS 1169699-39-1)
- N2-Cyclopentylpyrimidine-2,5-diamine (CAS 1248789-60-7)
- 2-Cyclopentylpyrimidine-4-carboxylic acid (CAS 1341862-89-2)
- 2-Cyclopentylpyrimidine-5-carboxylic acid (CAS 1343184-48-4)
- Ethyl 2-cyclopentylpyrimidine-5-carboxylate (CAS 1447606-30-5)
Recommended Standards
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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