Ethyl 2-(4-(dimethylamino)benzylidene)-7-methyl-5-(4-(methylthio)phenyl)-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate CAS 351516-96-6
| CAS No. | 351516-96-6 |
| Molecular Formula | C26H27N3O3S2 |
| Molecular Weight | 493.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Ethyl 2-(4-(dimethylamino)benzylidene)-7-methyl-5-(4-(methylthio)phenyl)-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Ethyl 2-(4-(dimethylamino)benzylidene)-7-methyl-5-(4-(methylthio)phenyl)-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 351516-96-6), molecular formula C26H27N3O3S2 and molecular weight 493.64 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C26H27N3O3S2, Ethyl 2-(4-(dimethylamino)benzylidene)-7-methyl-5-(4-(methylthio)phenyl)-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 493.64 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C26H27N3O3S2 |
| Molecular Weight | 493.64 g/mol |
| 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 |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Ethyl Standards
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Recommended Standards
- 7,9-Dimethyl-2-((4-methylbenzyl)thio)-4-(naphthalen-2-yloxy)pyrido[3',2':4,5]thieno[3,2-d]pyrimidine (CAS 439111-33-8)
- (6R,9aR)-1-(3-(1H-indol-3-yl)propanoyl)-6-butyl-8-(piperidin-4-ylmethyl)hexahydro-4H-pyrazino[1,2-a]pyrimidine-4,7(6H)-dione (CAS CATO-C3D-262711)
- 5-((3-(4-Isobutoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)methylene)-3-(2-methoxyethyl)-2-thioxothiazolidin-4-one (CAS 624724-24-9)
- 5-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl](methyl)amino}-3-(2,6-dichlorophenyl)-3aH,4H,5H,6H,6aH-pyrrolo[3,4-d][1,2]oxazole-4,6-dione (CAS 338775-03-4)
- {2-[(4-methylpentan-2-yl)oxy]pyridin-4-yl}methanamine (CAS 1016526-27-4)
- 4-(Difluoromethyl)-5-fluoro-6-nitropyridine-2-sulfonamide (CAS 1805615-13-7)
- (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(1-acetylpiperidin-4-yl)butanoic acid (CAS 2349970-53-0)
- tert-Butyl (1-(2-bromopyridin-4-yl)cyclopropyl)carbamate (CAS 1260664-36-5)
- Pyridine-4-sulfinic acid (CAS 101084-78-0)
- 1,3-Dimethyl 2-(3-aminopyridin-2-yl)propanedioate (CAS 1373232-56-4)
- 2-(2,3-dihydro-1,4-benzodioxin-6-yl)propanoic acid (CAS 193885-36-8)
- 5-Bromo-3-iodo-1H-pyrrolo[3,2-b]pyridine (CAS 1190319-16-4)
- Grayanotoxin III (CAS 4678-45-9)
- D-[His]1-Semaglutide X TFA salt (CAS CATO-CPTD788634)
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