2-((5-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)pyrimidin-2-yl)thio)-1-(3-(trifluoromethyl)phenyl)ethan-1-one CAS 344263-28-1
| CAS No. | 344263-28-1 |
| Molecular Formula | C19H10ClF6N3OS |
| Molecular Weight | 477.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-((5-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)pyrimidin-2-yl)thio)-1-(3-(trifluoromethyl)phenyl)ethan-1-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.
2-((5-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)pyrimidin-2-yl)thio)-1-(3-(trifluoromethyl)phenyl)ethan-1-one (CAS 344263-28-1), molecular formula C19H10ClF6N3OS and molecular weight 477.81 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-((5-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)pyrimidin-2-yl)thio)-1-(3-(trifluoromethyl)phenyl)ethan-1-one (C19H10ClF6N3OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine/chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 477.81 g/mol, it falls into the moderately-high-molecular-weight range. 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 | C19H10ClF6N3OS |
| Molecular Weight | 477.81 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chloro Standards
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Recommended Standards
- 2-((4-Allyl-5-(2-bromophenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(5-chloro-2-methylphenyl)acetamide (CAS 332912-95-5)
- Benoxaprofen glucuronide (CAS 67472-42-8)
- 2-((4-Allyl-5-(2-bromophenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(3-chloro-2-methylphenyl)acetamide (CAS 332912-94-4)
- Isoxafenacil (CAS 1949837-17-5)
- 1-(4-(3-Methyl-1,2,4-oxadiazol-5-yl)pyridin-2-yl)pyrrolidine-3-carboxylic acid (CAS 1708013-21-1)
- Pomalidomide-PEG4-C2-NH2 (TFA) (CAS 2710221-73-9)
- 1-Phenyl-1h-1,2,3-triazol-4-amine (CAS 2076-64-4)
- 8-Chloro-3,6-dimethylimidazo[1,2-a]pyrazine (CAS 143591-87-1)
- 8-methoxyquinolin-3-ol (CAS 214349-09-4)
- Vildagliptin Impurity 9 (CAS CATO-C4X-11009)
- (Cyclopentylamino)acetic acid (CAS 58988-41-3)
- Ethyl 2-bromo-1-ethyl-5-methyl-1H-imidazole-4-carboxylate (CAS 1708380-05-5)
- N-(5-Fluoro-6-methylpyridin-2-yl)pivalamide (CAS 1188433-80-8)
- Semaglutide Impurity 163 (x TFA Salt) (CAS CATO-C4X-2226163)
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