1,3-Dimethyl-2-oxo-2,3-dihydropyrimidin-1-ium CAS 45656-71-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 45656-71-1 |
| Molecular Formula | C6H9N2O |
| Molecular Weight | 125.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,3-Dimethyl-2-oxo-2,3-dihydropyrimidin-1-ium (CAS 45656-71-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H9N2O. Molecular weight: 125.15 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H9N2O |
| Molecular Weight | 125.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1970 |
| Nitrogen Atoms | 2 |
Related Dimethyl Standards
- 2,3-Dimethyl-6-fluoropyridine (CAS 1227502-86-4)
- 4,5-Dimethyl-2-fluoropyridine (CAS 1227602-71-2)
- (2,4-Dimethyl-1H-pyrrol-3-yl)methanol (CAS 1082041-74-4)
- (1,5-Dimethyl-1H-imidazol-2-yl)methanamine (CAS 1196154-36-5)
- 2,5-Dimethyl-3-(hydroxymethyl)pyrrole (CAS 1248565-78-7)
- (1,4-Dimethyl-1H-pyrazol-3-yl)methanamine (CAS 1332608-95-3)
- (1,4-Dimethyl-1H-pyrazol-5-yl)methanamine (CAS 1503520-72-6)
- (1,5-Dimethyl-1H-imidazol-4-yl)methanamine (CAS 1782679-92-8)
Recommended Standards
- 2-(1,2,5-thiadiazol-3-yl)acetonitrile (CAS 1936332-28-3)
- 1H-Pyrazolo[3,4-d]thiazole (CAS 7489-62-5)
- 4-Methyl-[1,2,3]thiadiazole-5-carbonitrile (CAS 175136-68-2)
- 4-(Carboxymethyl)-1,2,3-thiadiazole-5-carboxylic acid (CAS 50868-96-7)
- (E)-3-(2-fluoro-4-(trifluoromethoxy)phenyl)acrylic acid (CAS 1588504-91-9)
- Vildagliptin Impurity N (CAS 914070-99-8)
- 5-Hydroxyisoindoline (CAS 54544-67-1)
- 3-(Hydroxyamino)-3-imino-N-(4-methylphenyl)propanamide (CAS 61239-35-8)
- 2,6-Dinitropyridine (CAS 14916-62-2)
- Tirzepatide Impurity 11 TFA salt (CAS CATO-C4X-324011)
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 13829788188 / jacky.chen@cato-chem.com