Ethyl 2-(2-fluorobenzylidene)-5-(4-(methoxycarbonyl)phenyl)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate CAS 609795-93-9
| CAS No. | 609795-93-9 |
| Molecular Formula | C25H21FN2O5S |
| Molecular Weight | 480.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Ethyl 2-(2-fluorobenzylidene)-5-(4-(methoxycarbonyl)phenyl)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate.
Ethyl 2-(2-fluorobenzylidene)-5-(4-(methoxycarbonyl)phenyl)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 609795-93-9), molecular formula C25H21FN2O5S and molecular weight 480.51 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C25H21FN2O5S, Ethyl 2-(2-fluorobenzylidene)-5-(4-(methoxycarbonyl)phenyl)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 480.51 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.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Ethyl 2-(2-fluorobenzylidene)-5-(4-(methoxycarbonyl)phenyl)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C25H21FN2O5S |
| Molecular Weight | 480.51 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 2-(7-(4-Fluorobenzylidene)-3-(4-fluorophenyl)-3,3a,4,5,6,7-hexahydro-2H-indazol-2-yl)-2-oxoethyl pyrazine-2-carboxylate (CAS 455300-59-1)
- Ethyl 2-(2-fluorobenzylidene)-5-(2-methoxyphenyl)-7-methyl-3-oxo-3,5-dihydro-2H-thiazolo[3,2-a]pyrimidine-6-carboxylate (CAS 371130-05-1)
- 9-(4-fluorobenzylidene)-2,4,5,7-tetranitro-9H-fluorene (CAS 253605-81-1)
- N'-(4-Fluorobenzylidene)-5-(4-((4-methylbenzyl)oxy)phenyl)-1H-pyrazole-3-carbohydrazide (CAS 634896-60-9)
- N-(2-(5-(4-Fluorobenzylidene)-2,4-dioxothiazolidin-3-yl)ethyl)-2-(p-tolyl)acetamide (CAS 869351-84-8)
- (Z)-2-(5-(4-fluorobenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)isoindoline-1,3-dione (CAS 477845-34-4)
- 5-(3-Fluorobenzylidene)-2-(4-propoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 606955-41-3)
- (2-Fluorobenzylidene)triphenyl-l5-phosphane (CAS 82757-27-5)
Recommended Standards
- Ethyl 2-(2-(4-fluorophenyl)-4-hydroxy-3-(4-methylbenzoyl)-5-oxo-2,5-dihydro-1H-pyrrol-1-yl)-4-methylthiazole-5-carboxylate (CAS 371928-95-9)
- Methyl 2-(3-(3-fluoro-4-methylbenzoyl)-4-hydroxy-5-oxo-2-(p-tolyl)-2,5-dihydro-1H-pyrrol-1-yl)-4-methylthiazole-5-carboxylate (CAS 618072-59-6)
- 5'-(4-Formyl-3-methoxyphenyl)-3,3''-dimethoxy-[1,1':3',1''-terphenyl]-4,4''-dicarbaldehyde (CAS 2254817-04-2)
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-((1-(4-fluorobenzyl)-1H-indol-3-yl)sulfonyl)acetamide (CAS 686744-12-7)
- Oxazole-2,5-dicarboxylic acid (CAS 1449569-97-4)
- 4-Amino-n-(quinolin-8-yl)benzamide (CAS 1581598-05-1)
- 7-(Difluoromethyl)isoquinoline (CAS 1204298-71-4)
- 3-4-O-Isopropylidene-1-2-di-O-methyl-α-D-galactopyranoside (CAS 34698-22-1)
- 3-Phenyl-1-(2-(pyridin-4-yl)ethyl)-1H-pyrazol-5(4H)-one (CAS 5517-93-1)
- 4-Bromo-N-(2,3-dimethylphenyl)benzamide (CAS 331270-86-1)
- 4-(Difluoromethoxy)-1-fluoro-2-iodobenzene (CAS 1261676-10-1)
- 2,6-Diamino-5-propylpyrimidine-4-carboxylic acid (CAS 13166-62-6)
- Oseltamivir Impurity 134 (CAS CATO-C4X-1720134)
- Des-Pro-Pro-Tirzepatide (CAS CATO-CPTD788696)
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