6,6-Dimethyl-6,7-dihydro-1H-cyclopenta[d]pyrimidine-2,4(3H,5H)-dione CAS 67566-51-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 67566-51-2 |
| Molecular Formula | C9H12N2O2 |
| Molecular Weight | 180.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,6-Dimethyl-6,7-dihydro-1H-cyclopenta[d]pyrimidine-2,4(3H,5H)-dione (CAS 67566-51-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H12N2O2. Molecular weight: 180.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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.) | 1976 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 6,6-Dimethyl-1,4,5,6-tetrahydrocyclopenta[c]pyrazole-3-carboxylic acid (CAS 856256-47-8)
- 6,6-Dimethyl-6,7-dihydro-4H-pyrazolo[5,1-c][1,4]oxazine-2-carbaldehyde (CAS 2765269-49-4)
- 6-(tert-Butoxy)pyrazine-2-carbaldehyde (CAS 614730-16-4)
- 3-methanesulfonamido-5-(trifluoromethyl)benzoic acid (CAS 1291361-71-1)
- rac-(1R,2R)-2-(3-cyanophenyl)cyclopropane-1-carboxylic acid (CAS 1909294-43-4)
- Ammonium dichloride, iridium(III) chloride (CAS 15742-38-8)
- Methyl 3-bromo-1H-indazole-4-carboxylate (CAS 885271-63-6)
- (4-Chlorophenyl)(4-methoxy-3,5-dimethylphenyl)methanone (CAS 61259-84-5)
- 1-Methyl-2-styrylbenzene (CAS 74685-42-0)
- Semaglutide Impurity 139 (CAS CATO-C4X-2226139)
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