(2E)-3-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)-acryloyl chloride 1004644-49-8 7175AC C9H11ClN2O CAS 1004644-49-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1004644-49-8 |
| Molecular Formula | C9H11ClN2O |
| Molecular Weight | 198.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2E)-3-(1-Ethyl-5-methyl-1H-pyrazol-4-yl)-acryloyl chloride 1004644-49-8 7175AC C9H11ClN2O (CAS 1004644-49-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H11ClN2O. Molecular weight: 198.65 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H11ClN2O |
| Molecular Weight | 198.65 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- (E)-3-(1-Ethyl-3-methyl-1h-pyrazol-4-yl)acryloyl chloride (CAS 1004644-47-6)
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- Ethyl 2-(isopropylamino)-3-(1h-pyrazol-1-yl)propanoate (CAS 1251361-40-6)
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