5-Ethynyl-2-fluorobenzaldehyde CAS 1440535-11-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1440535-11-4 |
| Molecular Formula | C9H5FO |
| Molecular Weight | 148.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Ethynyl-2-fluorobenzaldehyde (CAS 1440535-11-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H5FO. Molecular weight: 148.13 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H5FO |
| Molecular Weight | 148.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | F-containing |
Related Ethynyl Standards
- 3-Ethynyl-4-fluorobenzaldehyde (CAS 100504-75-4)
- 2-Ethynyl-5-fluorobenzaldehyde (CAS 1015731-79-9)
- 4-Ethynyl-2-fluorobenzaldehyde (CAS 1267502-64-6)
- 4-Ethynyl-3-fluorobenzaldehyde (CAS 1449746-32-0)
- 2-Ethynyl-3-fluorobenzaldehyde (CAS 1638606-25-3)
- 3-Ethynyl-2-fluorobenzaldehyde (CAS 1851952-10-7)
- 2-Ethynyl-4-fluorobenzaldehyde (CAS 749874-24-6)
- 3-Ethynyl-2-nitropyridine (CAS 1044038-50-7)
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