HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1453087Generated: October 30, 2026
Sodium borohydride → 2-(4-Bromo-2-fluorophenyl)-2-methylpropan-1-ol
https://huagongshe.com/reaction/1453087
Participants
| Role | Name | HCID | Charge |
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| Reactant | Sodium borohydride | HCID 4311764 | — |
| Reactant | 2-(4-Bromo-2-fluorophenyl)-2-methylpropanal | HCID 58762561 | — |
| Solvent | Methanol | HCID 887 | — |
| Solvent | Water | HCID 962 | — |
| Product | 2-(4-Bromo-2-fluorophenyl)-2-methylpropan-1-ol | HCID 58762344 | 80% |
Reaction Steps
To a solution of 2-(4-Bromo-2-fluoro-phenyl)-2-methyl-propionaldehyde (1.37 g, 5.58 mmol) in MeOH (18 ml) at 0° C. was added NaBH4 (0.21 g, 5.58 mmol). After being stirred for 2 hours at 0° C., the mixture was allowed to warm to room temperature. The reaction mixture was diluted with water (20 ml) and extracted with ether (3×75 ml). The combined organic layers were dried over MgSO4. The solvent was removed, and the residue was purified by flash column chromatography (15-35% EtOAc in Hexane) to give the product (1.10 g, 80.0% yield). 1H NMR (CDCl3) δ: 1.23 (s, 1H) 1.35 (s, 3H) 1.35 (s, 3H) 3.75 (d, J=1.26 Hz, 2H) 7.17 (d, J=2.27 Hz, 1H) 7.20 (d, J=3.03 Hz, 1H) 7.22 (m, 1H).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07473790B2 |
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| Source dataset | uspto-grants-2009_01 |
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| ORD ID | ord-7540202f42af4c2ebe9c235b78204325 |
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| Source note | uspto-grants-2009_01 |
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