1274948-09-2 5-[(E)-[(4-butoxyphenyl)methylidene]amino]-1-(4-chlorophenyl)-6-imino-2-oxo-1,2,3,6-tetrahydropyrimidine-4-carbonitrile MS-8937 CAS 1274948-09-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1274948-09-2 |
| Molecular Formula | C22H20ClN5O2 |
| Molecular Weight | 421.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1274948-09-2 5-[(E)-[(4-butoxyphenyl)methylidene]amino]-1-(4-chlorophenyl)-6-imino-2-oxo-1,2,3,6-tetrahydropyrimidine-4-carbonitrile MS-8937 (CAS 1274948-09-2) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C22H20ClN5O2. Molecular weight: 421.88 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H20ClN5O2 |
| Molecular Weight | 421.88 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.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related E Standards
- 3-(4-Butoxyphenyl)-N'-(3,4-dimethoxybenzylidene)-1H-pyrazole-5-carbohydrazide (CAS 634899-37-9)
- 4-Butoxyphenyl 4-(trans-4-pentylcyclohexyl)benzoate (CAS 84600-98-6)
- 3-(4-Butoxyphenyl)-5-(4-chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazole (CAS 444153-10-0)
- 5-(4-Butoxyphenyl)-1-(p-tolyl)-3-(p-tolylamino)-1,5-dihydro-2H-pyrrol-2-one (CAS 312518-02-8)
- 5-(4-Butoxyphenyl)-N'-((2-hydroxynaphthalen-1-yl)methylene)-1H-pyrazole-3-carbohydrazide (CAS 634899-32-4)
- 5-(4-Butoxyphenyl)-1-(4-fluorophenyl)-3-[(4-fluorophenyl)amino]-1,5-dihydro-2H-pyrrol-2-one (CAS 312518-03-9)
- 2-(4-Butoxyphenyl)-5-(2,5-dimethoxybenzylidene)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 618073-64-6)
- 3-(4-Butoxyphenyl)-5-(4-chlorophenyl)-4-phenyl-4H-1,2,4-triazole (CAS 444153-36-0)
Recommended Standards
- 4-(4-Chlorophenyl)-3-methyl-1-phenylindeno[1,2-b]pyrazolo[4,3-e]pyridin-5(1H)-one (CAS 1009630-24-3)
- 1-(3-(1H-imidazol-1-yl)propyl)-4-benzoyl-5-(4-chlorophenyl)-3-hydroxy-1,5-dihydro-2H-pyrrol-2-one (CAS 381717-91-5)
- N-(1-(1-(3-Chlorophenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)-3-methyl-1H-pyrazol-5-yl)cyclopentanecarboxamide (CAS 1005925-62-1)
- 5-Bromo-4-chloro-6-methoxypyrimidin-2-amine (CAS 1158074-71-5)
- Methyl 4-(piperidin-2-yl)butanoate (CAS 1187988-88-0)
- Nalorphine (CAS 62-67-9)
- 2-Chloro-5-fluoro-3,4-dimethoxybenzaldehyde (CAS 2645992-51-2)
- 1-(4,5-Difluoro-2-methoxyphenyl)ethan-1-one (CAS 1256477-94-7)
- Ethyl 3-(Dibenzylamino)propionate (CAS 108898-31-3)
- Semaglutide impurity 70 (CAS CATO-C4X-222670)
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