Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Diethyl Ether | HCID 3283 | — |
| Reactant | Carbon tetrabromide | HCID 11205 | — |
| Reactant | Triphenylphosphine | HCID 11776 | — |
| Reactant | 553653-39-7 | HCID 63967770 | — |
| Solvent | Tetrahydrofuran | HCID 8028 | — |
| Product | HCID 57532152 | HCID 57532152 | — |
Reaction Steps
To a solution of 2-(5-chloro-2-thienyl)-ethanol* (12.2 g) and triphenylphosphine (21.4 g) in anhydrous THF (150 ml) at 0° C. was added carbon tetrabromide (27.5 g). The reaction was stirred at 5° C. for 15 min then at room temperature for 2.5 h. Ether was added and the reaction was then filtered and the filtrate concentrated. The resultant residue was purified by flash column chromatography (silica, eluting with cyclohexane:DCM 8:1) to give the title compound (15 g) as an oil. * Schick et al., J. Amer. Chem. Soc., 70, 1948, 1646.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US07482374B2 |
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| Source dataset | uspto-grants-2009_01 |
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| ORD ID | ord-788361501b464294b3ac18cc90811c8f |
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| Source note | uspto-grants-2009_01 |
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