3-(4-Chlorophenyl)-4-[(4-methylphenyl)sulfanyl]-1H-pyrazole CAS 318238-18-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 318238-18-5 |
| Molecular Formula | C16H13ClN2S |
| Molecular Weight | 300.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Chlorophenyl)-4-[(4-methylphenyl)sulfanyl]-1H-pyrazole (CAS 318238-18-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H13ClN2S. Molecular weight: 300.81 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H13ClN2S |
| Molecular Weight | 300.81 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
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- 3-(4-(4-Chlorophenyl)-5-methylthiazol-2-yl)aniline (CAS 1154912-16-9)
- 2-[(E)-[(4-Chlorophenyl)methylidene]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carbonitrile (CAS 1346414-21-8)
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Recommended Standards
- 4-Chloro-2-phenyl-5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine (CAS 35149-32-7)
- 2-((3-Chlorobenzyl)thio)-1-phenyl-1H-imidazole (CAS 478046-10-5)
- 5-(4-Chlorophenyl)-1-(2-methylphenyl)-1h-imidazole-2-thiol (CAS 554436-96-3)
- 2-(3-Pyrrolinomethyl)-4-thiomethylbenzophenone (CAS 898763-04-7)
- N-(4-phenylthiazol-2-yl)-2-(m-tolylthio)acetamide (CAS 338957-85-0)
- 5-Thiazolidineacetic acid, 2,4-dioxo-, methyl ester (CAS 877-63-4)
- 4-Bromotoluene-α,α,α-d3 (CAS 22328-44-5)
- 4-Methoxy-6-methyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinoline-5-carboxylic acid (CAS 1030879-74-3)
- 3-Methyl-3H-purine-2,6-diamine (CAS 804426-08-2)
- Liraglutide Impurity 10 TFA Salt (CAS CATO-C4X-199210)
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