6-(4-Ethylphenyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one CAS 1239724-17-4
| CAS No. | 1239724-17-4 |
| Molecular Formula | C12H12N2OS |
| Molecular Weight | 232.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
6-(4-Ethylphenyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 1239724-17-4) is a high-purity analytical reference standard with the molecular formula C12H12N2OS and a molecular weight of 232.30 g/mol.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, 6-(4-Ethylphenyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 232.30 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 6-(4-Ethylphenyl)-2-thioxo-2,3-dihydropyrimidin-4(1H)-one 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.
Physical & Chemical Properties
| Molecular Formula | C12H12N2OS |
| Molecular Weight | 232.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Ethylphenyl Standards
- N-(4-ethylphenyl)-5-oxopyrrolidine-2-carboxamide (CAS 1008480-25-8)
- 1-(4-Ethylphenyl)-5-oxopyrrolidine-3-carboxamide (CAS 852410-96-9)
- 1-(2-Ethylphenyl)-4-hydroxy-1h-pyrazole-3-carboxylic acid (CAS 1152604-56-2)
- 1-(2-ethylphenyl)pyrimidine-2,4,6(1h,3h,5h)-trione (CAS 142940-81-6)
- 2-(3-Ethylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1075719-83-3)
- 3-[(4-ethylphenyl)amino]-1,1,1-trifluoropropan-2-ol (CAS 1343644-03-0)
- N-(4-ethylphenyl)-N-[(5-methylthien-2-yl)methyl]amine (CAS 869947-61-5)
- 1-(4-Ethylphenyl)-5-oxopyrrolidine-3-carboxylic acid (CAS 133748-26-2)
Recommended Standards
- cis-4-Aminomethyl-3-fluoropiperidine-1-carboxylic acid tert-butyl ester (CAS 1237526-35-0)
- 1-(4,5-Dimethyl-4h-1,2,4-triazol-3-yl)-3-(methylsulfonyl)propan-1-amine (CAS 1248823-56-4)
- 1-(4-(o-Tolyl)thiazol-2-yl)guanidine (CAS 123309-87-5)
- 1-(1,3-Dimethyl-1h-1,2,4-triazol-5-yl)-3-(methylsulfonyl)propan-1-amine (CAS 1250130-26-7)
- (5-Benzyl-5-azaspiro[2.3]hexan-1-yl)methanamine (CAS 1557140-29-0)
- Methyl 5-amino-1H-indazole-3-carboxylate hydrochloride (CAS 2355385-26-9)
- 2-[(4-Oxo-1,2,3,4-tetrahydrocyclopenta[c]chromen-7-yl)oxy]propanoic acid (CAS 374702-07-5)
- (R)-N-benzylpyrrolidin-3-amine dihydrochloride (CAS 954214-45-0)
- (E)-4-(3-(3-chlorophenyl)acryloyl)phenyl 4-bromobenzenesulfonate (CAS 298216-11-2)
- 4-Chloro-N-(1-(thiophen-2-yl)ethyl)aniline (CAS 1019619-42-1)
- 1,9-Dimethylphenazine (CAS 58718-44-8)
- 8-(Difluoromethyl)quinolin-4-ol (CAS 1261629-76-8)
- (5S)-4-Acetyl-1-(4-Chloro-2,6-Difluorophenyl)-5-Cyclohexyl-1,5-Dihydro-3-Hydroxy-2H-Pyrrol-2-One (CAS 512178-04-0)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
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