Ethyl 4-(3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate CAS 310440-80-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 310440-80-3 |
| Molecular Formula | C23H21ClN4O3 |
| Molecular Weight | 436.89 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 4-(3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 310440-80-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H21ClN4O3. Molecular weight: 436.89 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H21ClN4O3 |
| Molecular Weight | 436.89 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- (Z)-{[2-(4-chlorophenyl)cyclopropyl](4-methoxyphenyl)methylidene}[(4-nitrophenyl)methoxy]amine (CAS 338962-88-2)
- (Z)-{[2-(4-chlorophenyl)cyclopropyl](4-nitrophenyl)methylidene}(2-phenoxyethoxy)amine (CAS 338401-42-6)
- 3-(4-Chlorophenyl)-5-((4-nitrobenzyl)thio)-4-(p-tolyl)-4H-1,2,4-triazole (CAS 477330-92-0)
- 4-(2-(3-(4-Chlorophenyl)-5-(4-fluorophenyl)pyrazolo[1,5-a]pyrimidin-6-yl)ethyl)morpholine (CAS 861207-12-7)
- N-(3-Chlorophenyl)-2-((5-(4-hydroxyphenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)acetamide (CAS 332906-59-9)
- 2-(N-(4-chlorophenyl)phenylsulfonamido)-N-(3,4-difluorophenyl)acetamide (CAS 337922-48-2)
- 4-(3-Chlorophenyl)-5-[3-(morpholine-4-sulfonyl)phenyl]-4H-1,2,4-triazole-3-thiol (CAS 721418-75-3)
- 2-(4-(3-Chlorophenyl)piperazin-1-yl)-7-(p-tolyl)thieno[3,2-d]pyrimidin-4(1H)-one (CAS 1226429-62-4)
Recommended Standards
- 2-Amino-4-(4-((2-chlorobenzyl)oxy)-3-methoxyphenyl)-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 315245-11-5)
- Amlodipine Impurity 51 (CAS 93848-81-8)
- Losartan Impurity 14 (CAS 124750-92-1)
- 2-(2-(Diphenylphosphino)phenyl)-4,5-diphenyloxazole (CAS 2757082-54-3)
- Benzyl-PEG6-azide (CAS 86770-73-2)
- [3-(2-methoxynaphthalen-1-yl)-1,2-oxazol-5-yl]methanamine hydrochloride (CAS 1432681-56-5)
- (R)-1-(3-Bromo-2-methyl-1-oxopropyl)-L-proline (CAS 80629-36-3)
- Lifitegrast Impurity 155 (CAS CATO-C4X-2409155)
- 73057-15-5 4,5-Dimethyl-3,6-dihydro-2H-1,2-oxazine hydrochloride MFCD20441436 (CAS 73057-15-5)
- Semaglutide Impurity 246 (CAS CATO-C4X-2226246)
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