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2-Methyl-2-nitro-1,3-propanediol → 5-Methyl-5-nitro-1,3-dioxan-2-one
関与物質
| 役割 | 名称 | HCID | 仕込み量 |
|---|---|---|---|
| 反応物 | 2-Methyl-2-nitro-1,3-propanediol | HCID 6480 | — |
| 反応物 | Ethylene carbonate | HCID 7303 | — |
| 溶媒 | Ethyl Acetate | HCID 8857 | — |
| 生成物 | 5-Methyl-5-nitro-1,3-dioxan-2-one | HCID 18996054 | — |
反応手順
A solution of 2-methyl-2-nitro-1,3-propanediol and ethylene carbonate is heated overnight. The reaction mixture is diluted with ethyl acetate and the solution is washed with water. The organic phase is dried and concentrated to obtain 5-methyl-5-nitro-1,3-dioxan-2-one. This is dissolved in methanol and hydrogenated under pressure to give the 5amino compound which is acylated with dodecanoyl chloride to give the product.
情報源と証拠
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| 特許番号 | US05482965 |
| 出典データセット | uspto-grants-1996_01 |
| ORD ID | ord-95f89e8157fe4d36923e6412f8b53d05 |
| 出典メモ | uspto-grants-1996_01 |