1-(4-Chloro-6-(isopropylthio)pyrimidin-2-yl)-3-phenylurea CAS 339017-64-0
| CAS No. | 339017-64-0 |
| Molecular Formula | C14H15ClN4OS |
| Molecular Weight | 322.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Chloro-6-(isopropylthio)pyrimidin-2-yl)-3-phenylurea (CAS 339017-64-0), molecular formula C14H15ClN4OS and molecular weight 322.81 g/mol, is a CATO reference standard with documented purity and traceability.
1-(4-Chloro-6-(isopropylthio)pyrimidin-2-yl)-3-phenylurea (C14H15ClN4OS) contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. Halogen substitution raises its density and boiling point; 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1-(4-Chloro-6-(isopropylthio)pyrimidin-2-yl)-3-phenylurea 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 | C14H15ClN4OS |
| Molecular Weight | 322.81 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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- 1-(6-Chloro-4-oxo-4H-thiochromen-3-yl)piperidine-4-carboxamide (CAS 895799-58-3)
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Recommended Standards
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- 2-((2-Chlorobenzyl)sulfonyl)-4-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidine (CAS 477852-11-2)
- 2-Bromo-1-fluoro-4-(trifluoromethoxy)benzene (CAS 286932-57-8)
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- 4-Chloro-8-cyclopentylpteridin-7(8H)-one (CAS 1779130-74-3)
- 3-Bromo-4,5-diethoxybenzonitrile (CAS 514856-13-4)
- 5-(3-Fluoro-2-methylphenyl)-5-oxopentanoic acid (CAS 951892-62-9)
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- Imidazolidin-4-one (CAS 1704-79-6)
- 5-(2-Methyl-1,3-dioxolan-2-yl)-2-pyridineethanol (CAS 184766-50-5)
- Semaglutide impurity 247 (CAS CATO-C4X-2226247)
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