Ethyl 9-(2-ethoxy-2-oxoethylidene)-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-3-carboxylate CAS 64405-49-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 64405-49-8 |
| Molecular Formula | C15H18N2O5 |
| Molecular Weight | 306.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 9-(2-ethoxy-2-oxoethylidene)-4-oxo-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidine-3-carboxylate (CAS 64405-49-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C15H18N2O5. Molecular weight: 306.31 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C15H18N2O5 |
| Molecular Weight | 306.31 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- 3-[(2-Ethoxy-3,4-dioxocyclobutyl)amino]-2-hydroxy-N,N-dimethylbenzamide 919349-40-9 (CAS 919349-40-9)
- 2-(5-Ethoxy-1,6-dimethyl-2,4-dioxo-1,4-dihydropyrido[2,3-d]pyrimidin-3(2H)-yl)-N-methylacetamide (CAS 941946-99-2)
- O-(6-Ethoxy-2-isopropylpyrimidin-4-yl) O,O-dimethyl phosphorothioate (CAS 38260-63-8)
- 2-Ethoxy-4-formylphenyl benzenesulfonate (CAS 432004-19-8)
- Ethyl 4-ethoxy-1-(4-fluorophenyl)-6-oxo-1,6-dihydropyridazine-3-carboxylate (CAS 886951-90-2)
- 1-(6-Ethoxy-1,3-benzothiazol-2-yl)-5-oxopyrrolidine-3-carboxylic acid (CAS 899762-49-3)
- 3-Ethoxy-2-(6-methoxy-1,2,3,4-tetrahydronaphthalen-2-yl)-2-methyl-3-oxopropanoic acid (CAS 1225228-89-6)
- 2-EThoxy-7-nitro-4-oxo-1,4-dihydro-quinoline-3-carboxylic acid ethyl ester (CAS 83842-10-8)
Recommended Standards
- Ethyl 5-(3,4,5-trimethoxyphenyl)-1H-pyrazole-3-carboxylate (CAS 473844-47-2)
- Ethyl N-[(2Z)-2-{[(4-methoxyphenyl)amino]methylidene}-3-oxobutanoyl]carbamate (CAS 551921-79-0)
- Ethyl 5-({2-[(1E)-(methoxyimino)methyl]phenoxy}methyl)-4,5-dihydro-1,2-oxazole-3-carboxylate (CAS 338954-21-5)
- 5-Cyclopropoxy-4-methoxypyridine-3-sulfonamide (CAS 1243354-80-4)
- 4-(1-((tert-Butoxycarbonyl)amino)cyclobutyl)benzoic acid (CAS 1259223-99-8)
- N3-PEG8-CH2COOH (CAS 1343472-07-0)
- 2-((4-(Dimethylamino)cyclohexyl)(ethyl)amino)ethanol (CAS 1353948-11-4)
- 1,1-dioxo-N-propan-2-ylthiolan-3-amine hydrochloride (CAS 1177312-42-3)
- Enkephalin(1-3) (CAS 21778-69-8)
- Neuropeptide Y (13-36) (porcine) (CAS 113662-54-7)
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