1-(4-Chlorophenethyl)-3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)thiourea CAS 502579-32-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 502579-32-0 |
| Molecular Formula | C20H21ClN4OS |
| Molecular Weight | 400.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(4-Chlorophenethyl)-3-(1,5-dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)thiourea (CAS 502579-32-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C20H21ClN4OS. Molecular weight: 400.92 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H21ClN4OS |
| Molecular Weight | 400.92 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- Loratadine Impurity N9 (CAS 107256-32-6)
- 1-(4-Chlorophenyl)-4-[(2-methoxynaphthalen-1-yl)sulfinyl]piperazine (CAS 339020-45-0)
- Loratadine Impurity 39 (CAS CATO-C4X-142639)
- Methyl allyl(phenyl)carbamate (CAS 104189-19-7)
- 2-Bromo-6-propoxynaphthalene (CAS 97476-14-7)
- 2-Amino-4-(pyridin-4-yl)-4H-benzo[g]chromene-3-carbonitrile (CAS 1272756-42-9)
- 3-Chloro-4-methylbenzene-1-sulfonyl chloride (CAS 42413-03-6)
- 3-Iodo-4-(2-methoxyacetamido)benzoic acid (CAS 1131614-49-7)
- 1-Isopropyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine (CAS 2271476-62-9)
- Semaglutide impurity 24 (CAS CATO-C4X-222624)
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