5-Isopropyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one CAS 18718-34-8
| CAS No. | 18718-34-8 |
| Molecular Formula | C7H10N2OS |
| Molecular Weight | 170.23 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.
5-Isopropyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 18718-34-8), molecular formula C7H10N2OS and molecular weight 170.23 g/mol, is a CATO reference standard with documented purity and traceability.
5-Isopropyl-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (C7H10N2OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 5-Isopropyl-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 | C7H10N2OS |
| Molecular Weight | 170.23 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Isopropyl Standards
- 6-Isopropyl-2-mercaptopyrimidin-4-ol (CAS 28456-53-3)
- 3-Isopropyl-5,5-dimethylimidazolidine-2,4-dione (CAS 190579-87-4)
- (S)-1-Isopropyl-3-oxocyclopentane-1-carboxylic acid (CAS 782493-13-4)
- (S)-1-Isopropyl-5-oxopyrrolidine-2-carboxamide (CAS 412042-30-9)
- 1-Isopropyl-2-oxopyrrolidine-4-carboxamide (CAS 90152-93-5)
- 1-Isopropyl-5-methoxy-1H-pyrazole-3,4-diamine (CAS 199341-49-6)
- 1-Isopropyl-5-oxopyrrolidine-2-carboxamide (CAS 99767-90-5)
- 3-Isopropyl-1-methyl-2,5-piperazinedione (CAS 22028-38-2)
Recommended Standards
- 4-Acetylthiomorpholine-3-carbonitrile (CAS 1849364-63-1)
- 2,4-Dimethoxythiophenol (CAS 18906-37-1)
- Methyl 3-(thiophen-3-yl)propanoate (CAS 179932-05-9)
- Methyl 3-ethylthiophene-2-carboxylate (CAS 189331-46-2)
- 3-Ethyl-4,5-dimethyl-1H-pyrrole-2-carbaldehyde (CAS 97336-42-0)
- 4-((1-(2,4-Dichlorophenyl)ethyl)amino)butanenitrile (CAS 1020942-90-8)
- 2-Iodo-3-methyl-5-nitropyridine (CAS 49767-15-9)
- tert-Butyl 3-bromo-4-(1-hydroxy-2-methylpropyl)-1H-indole-1-carboxylate (CAS 1779123-09-9)
- n-(4-(Methylthio)benzyl)cyclopentanamine (CAS 827329-09-9)
- Methyl(perfluorophenyl)sulfane (CAS 653-39-4)
- (2R,3S)-Ethyl 3-(((tert-butyldimethylsilyl)oxy)methyl)oxirane-2-carboxylate (CAS 478916-47-1)
- 1-(2-Methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)piperidine-3-carboxylic acid (CAS 1708370-54-0)
- (Cyclohexylmethyl)hydrazine (CAS 3788-16-7)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
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