4-[(E)-2-(2,4-Dichlorophenyl)ethenyl]-6,6-dimethyl-2-(propan-2-ylsulfanyl)-1,6-dihydropyrimidine CAS 1164520-51-7
| CAS No. | 1164520-51-7 |
| Molecular Formula | C17H20Cl2N2S |
| Molecular Weight | 355.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-[(E)-2-(2,4-Dichlorophenyl)ethenyl]-6,6-dimethyl-2-(propan-2-ylsulfanyl)-1,6-dihydropyrimidine 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.
CATO supplies 4-[(E)-2-(2,4-Dichlorophenyl)ethenyl]-6,6-dimethyl-2-(propan-2-ylsulfanyl)-1,6-dihydropyrimidine (CAS 1164520-51-7), a certified reference material (molecular formula C17H20Cl2N2S, MW 355.33 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H20Cl2N2S, 4-[(E)-2-(2,4-Dichlorophenyl)ethenyl]-6,6-dimethyl-2-(propan-2-ylsulfanyl)-1,6-dihydropyrimidine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 355.33 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.
Physical & Chemical Properties
| Molecular Formula | C17H20Cl2N2S |
| Molecular Weight | 355.33 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related E Standards
- 4-[(E)-2-(2,6-Dichlorophenyl)ethenyl]-6,6-dimethyl-2-(propan-2-ylsulfanyl)-1,6-dihydropyrimidine (CAS 1164564-42-4)
- 4-[(E)-[(2,6-Dichlorophenyl)methylidene]amino]-5-(thiophen-2-yl)-4H-1,2,4-triazole-3-thiol (CAS 477863-20-0)
- 1-[(2,6-Dichlorophenyl)methyl]-2-oxo-5-phenyl-1,2-dihydropyridine-3-carbonitrile (CAS 338954-57-7)
- 2-(2,4-Dichlorophenyl)-2-(6-(phenylamino)pyridazin-3-yl)acetonitrile (CAS 339026-50-5)
- 4-(2,4-Dichlorophenyl)-2-hydroxy-6-(4-methylphenyl)pyridine-3-carbonitrile (CAS 341964-42-9)
- 6-(3,4-Dichlorophenyl)-2-hydroxy-4-(4-methylphenyl)pyridine-3-carbonitrile (CAS 341964-48-5)
- N-(2,6-Dichlorophenyl)-5-phenylimidazo[1,5-a]pyrazin-8-amine (CAS 849199-73-1)
- 1-[(3,4-dichlorophenyl)methyl]-2-oxo-6-phenyl-1,2-dihydropyridine-3-carbonitrile 339108-80-4 9H-440S (CAS 339108-80-4)
Recommended Standards
- Beflubutamid-M (CAS 113614-09-8)
- Cephacetrile Impurity 1 (CAS CATO-C4X-23111)
- Beflubutamid Impurity 2 (CAS 1402164-94-6)
- Glutathione Impurity 7 (CAS 3773-07-7)
- methyl 3-amino-2-chloro-6-methylpyridine-4-carboxylate (CAS 1369085-33-5)
- 1-(5-Bromo-2-fluorophenyl)-1h-1,2,3-triazole-5-carboxylic acid (CAS 1153905-92-0)
- Orotic acid, compd. with β-alanine methyl ester (1:1) (CAS 16296-47-2)
- 3-(4-Bromo-2,6-dimethylphenylcarbamoyl)-4-fluorophenylboronic acid (CAS 1451391-49-3)
- 2-thien-3-ylquinazolin-4(3H)-one (CAS 923800-74-2)
- Benzenesulfonamide, N-[(4-chlorophenyl)methylene]-4-methyl-, [N(E)]- (CAS 357417-22-2)
- 3-Amino-4-(3,4-dimethoxyphenyl)-1-ethylazetidin-2-one (CAS 1706583-15-4)
- 1-Propyl-1H-imidazol-2-amine (CAS 535936-82-4)
- 1,4-Dimethyl-1H-[1,2,3]triazolo[4,5-c]pyridine (CAS 129303-83-9)
- Semaglutide impurity 48 (CAS CATO-C4X-222648)
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