5-Ethynyl-1,3-difluoro-2-methoxybenzene CAS 1421340-96-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1421340-96-6 |
| Molecular Formula | C9H6F2O |
| Molecular Weight | 168.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 5-Ethynyl-1,3-difluoro-2-methoxybenzene (CAS 1421340-96-6) pharmaceutical standards reference standard. Molecular formula: C9H6F2O. Molecular weight: 168.14 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C9H6F2O |
| Molecular Weight | 168.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | F-containing |
Related Ethynyl Standards
- 1-Ethynyl-2,5-difluoro-4-methoxybenzene (CAS 1233509-71-1)
- 2-Ethynyl-1,3-difluoro-5-methoxybenzene (CAS 1857323-46-6)
- 1-ethynyl-2,3-difluoro-4-methoxybenzene (CAS 931108-29-1)
- 1-Ethynyl-3,4-difluoro-2-methoxybenzene (CAS 888318-21-6)
- 5-Ethynyl-1,2-difluoro-3-methoxybenzene (CAS 2305621-55-8)
- 4-Ethynyl-3-phenyl-1H-pyrazole (CAS 1312713-26-0)
- 4-Ethynyl-2-phenyl-1H-imidazole (CAS 13317-72-1)
- 1-Ethynyl-3,3-dimethoxycyclobutane-1-carbaldehyde (CAS 2609865-10-1)
Recommended Standards
- 3-(Difluoromethyl)-1H-indazole (CAS 1415739-85-3)
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- 6-Oxo-3-azabicyclo[3.2.0]heptane-2-carboxylic acid (CAS 1403766-57-3)
- 6-Amino-2,4-dioxo-1-(pyridin-3-ylmethyl)hexahydropyrimidine-5-carbaldehyde (CAS 929858-47-9)
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- 10-Isopropyl-2,3-dihydroimidazo[2,1-b]quinazolin-5(10H)-one (CAS 55536-45-3)
- 5,6,7,8-tetrahydroquinolin-8-ylmethanamine dihydrochloride (CAS 1803588-21-7)
- N-methyl-N-(piperidin-4-ylmethyl)methanesulfonamide hydrochloride (CAS 85488-01-3)
- D-β-Asp9-Tirzepatide (CAS CATO-CPTD788932)
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