3-(5-Chlorothiophen-2-yl)-1-isopropyl-5-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole CAS 1313385-35-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1313385-35-1 |
| Molecular Formula | C17H24BClN2O2S |
| Molecular Weight | 366.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(5-Chlorothiophen-2-yl)-1-isopropyl-5-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1313385-35-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H24BClN2O2S. Molecular weight: 366.71 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H24BClN2O2S |
| Molecular Weight | 366.71 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 9-(2-Chloro-6-fluorophenyl)-6-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]1,8-naphthyridine (CAS 338968-41-5)
- 2,6,10,14,18-Pentamethylheneicosane (CAS 66519-77-5)
- 3-Chloro-2-(4-nitrobenzenesulfonyl)-5-(trifluoromethyl)pyridine (CAS 1281872-40-9)
- Polymyxin B2 XTFA Salt (CAS 34503-87-2 (free base))
- 2-(Methoxymethoxy)-1,3-propanediyl Dibenzoate (CAS 110874-21-0)
- 2-(1-Ethyl-1h-1,2,4-triazol-5-yl)pentan-2-amine (CAS 1248259-89-3)
- 5-Hydroxytryptophanhydrochloride (CAS 114-03-4)
- N-[(Z)-(4-Fluorophenyl)methylidene]-1,2,3-thiadiazole-4-carbohydrazide (CAS 477872-08-5)
- 4-Oxo-6-((pyrimidin-2-ylthio)methyl)-4H-pyran-3-yl 4-nitrobenzoate (CAS 877636-42-5)
- Neuropeptide W-23 (rat) (CAS 383415-89-2)
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