Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Tetrahydrofuran | HCID 8028 | — |
| Reactant | 1-Bromooctane | HCID 8140 | — |
| Reactant | 1,3-Oxazolidine | HCID 536683 | — |
| Reactant | Magnesium | HCID 5462224 | — |
| Catalyst | Iodine | HCID 807 | — |
| Solvent | Toluene | HCID 1140 | — |
| Product | HCID 57710196 | HCID 57710196 | — |
Reaction Steps
25 g of 1-Bromooctane were slowly added to a suspension of 3.5 g of magnesium and 7.5 mg of iodine in 41 ml of THF at 65° C. The reaction mixture was stirred at the same temperature for 2 h. When the corresponding Grignard compound was prepared, the mixture was cooled down at 5° C. and a solution of 16.7 g of Oxazolidine (II) in 40 ml of toluene was added in 1 hour. The mixture was stirred at 5° C. for 30 min. and the reaction was warmed up until room temperature. The mixture was added to an aqueous solution of 5% HCl and stirred for 30 min. The organic layer was decanted, dried and concentrated until dryness to obtain 19 g of the desired compound as a brown oil. MS (EI), (m/z, %): 243 (M+., 5), 242 (M-H, 5), 212 (M-CH2OH, 50), 198 (M-(CH2)2OH, 8), 130 (M-C8H17, 100), 112 (M-C8H17-H2O, 8), 100 (M-73, 30), 86 (8), 71 (8), 56(9), 41 (14).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08143463B2 |
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| Source dataset | uspto-grants-2012_03 |
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| ORD ID | ord-3b75c66d926c43f6acfddd999c834413 |
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| Source note | uspto-grants-2012_03 |
|---|