1,3-Dimethyl-6,7-diphenyl-1,7-dihydro-2H-pyrrolo[2,3-d]pyrimidine-2,4(3H)-dione CAS 745-35-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 745-35-7 |
| Molecular Formula | C20H17N3O2 |
| Molecular Weight | 331.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,3-Dimethyl-6,7-diphenyl-1,7-dihydro-2H-pyrrolo[2,3-d]pyrimidine-2,4(3H)-dione (CAS 745-35-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H17N3O2. Molecular weight: 331.37 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H17N3O2 |
| Molecular Weight | 331.37 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 3 |
Related Dimethyl Standards
- 2-((3,5-dimethyl-1-phenyl-1H-pyrazol-4-yl)methyl)isoindoline-1,3-dione (CAS 50699-18-8)
- Dimethyl (2-(benzylamino)-2,3-dihydro-1H-inden-2-yl)phosphonate (CAS 1403884-98-9)
- Dimethyl 5-(m-tolyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate (CAS 339113-00-7)
- Dimethyl 5-(p-tolyl)-1H,3H-pyrrolo[1,2-c]thiazole-6,7-dicarboxylate (CAS 337920-81-7)
- 2-(2-(3,5-Dimethyl-1H-pyrazol-1-yl)-6-oxo-4-propylpyrimidin-1(6H)-yl)-N-propylacetamide (CAS 1002043-56-2)
- 2-(4-((3,5-Dimethyl-1H-pyrazol-1-yl)methyl)piperidin-1-yl)-N-(5-methylisoxazol-3-yl)acetamide (CAS 1396865-98-7)
- 1,3-Dimethyl-7-(2-methylallyl)-8-(4-methylpiperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione (CAS 585559-31-5)
- Dimethyl 1-(4-methyl-5,6,7,8-tetrahydroquinazolin-2-yl)-1H-1,2,3-triazole-4,5-dicarboxylate (CAS 860650-84-6)
Recommended Standards
- 1-(Benzyloxy)-2-(4-methoxyphenyl)-1H-imidazo[4,5-b]pyridine (CAS 339027-17-7)
- 2-((2-Cyano-3-methylbutan-2-yl)amino)-2-oxoethyl 3-acetamidobenzoate (CAS 878086-89-6)
- 1-((4-Methoxybenzyl)oxy)-2-phenyl-1H-imidazo[4,5-b]pyridine (CAS 339010-00-3)
- 3-Chloro-5-fluoro-4-propoxyphenol (CAS 1881293-76-0)
- Ethyl 4-oxotetrahydro-2H-pyran-3-carboxylate, 97% (CAS 141419-94-5)
- Calciumcamphorsulfonate (CAS 1331-87-9)
- 4-(4-Fluorophenyl)-2-thioxo-6-(trifluoromethyl)-2,3-dihydropyridine-3-carbonitrile (CAS 832741-30-7)
- Roxadustat Impurity 88 (CAS CATO-C4X-221388)
- 2-amino-4-ethyl-benzoic acid methyl ester 912575-11-2 (CAS 912575-11-2)
- Des-Pro31-Tirzepatide (CAS CATO-CPTD788943)
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