Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|
| Edukt | Water | HCID 962 | — |
| Edukt | Sodium hydride | HCID 24758 | — |
| Edukt | 6-Bromo-1-hexene | HCID 75906 | — |
| Edukt | 1,5-Dimethyl-2,4(1H,3H)-pyrimidinedione | HCID 95961 | — |
| Lösungsmittel | Dimethyl Sulfoxide | HCID 679 | — |
| Produkt | 3-(5-Hexenyl)-1-methylthymine | HCID 23295949 | 90% |
Reaktionsschritte
This example illustrates a synthesis of 3-(5,6-Oxidohexyl)-1-methylthymine (inventive compound no. 1906). Sodium hydride (343 mg, 14 mmol) was added to a stirring solution of 1-methylthymine (Sigma, 2.00 g, 14 mmol) in dimethylsulfoxide (30 mL). After 15 minutes, 6-bromo-1-hexene (Lancaster, 2.30 g, 14 mmol) was added and stirring continued for 69 hours. The reaction mixture was then poured into water (100 mL) and extracted with dichloromethane (4×50 mL). The combined organic layers were washed with saturated aqueous salt solution (40 mL) and dried over sodium sulfate. The solvent was evaporated under vacuum to give a residue which was crystallized in dichloromethane/ethyl ether to yield 2.80 g (88% yield) 3-(5-hexenyl)-1-methylthymine (inventive compound no. 1905).
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patentnummer | US05866576 |
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| Quelldatensatz | uspto-grants-1999_02 |
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| ORD ID | ord-0637c68438cb4737aa0348b7680386f2 |
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| Quellennotiz | uspto-grants-1999_02 |
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